§ 100.4 Field offices.

Ports-of-Entry for aliens arriving by vessel or by land transportation.(a) Subject to the limitations prescribed in this paragraph, the following places are hereby designated as Ports-of-Entry for aliens arriving by any means of travel other than aircraft. The designation of such a Port-of-Entry may be withdrawn whenever, in the judgment of the Commissioner, such action is warranted. The ports are listed according to location by districts and are designated either Class A, B, or C. Class A means that the port is a designated Port-of-Entry for all aliens. Class B means that the port is a designated Port-of-Entry for aliens who at the time of applying for admission are exempt from document requirements by § 212.1(c)(5) of this chapter or who are lawfully in possession of valid Permanent Resident Cards, and nonimmigrant aliens who are citizens of Canada or Bermuda or nationals of Mexico and who at the time of applying for admission are lawfully in possession of all valid documents required for admission as set forth in §§ 212.1(a) and (c) and 235.1(d) and (e) of this chapter and are admissible without further arrival documentation or immigration processing. Class C means that the port is a designated Port-of-Entry only for aliens who are arriving in the United States as crewmen as that term is defined in section 101(a)(10) of the Act with respect to vessels.

Ports-of-Entry for aliens arriving by aircraft.(b) In addition to the following international airports which are hereby designated as Ports-of-Entry for aliens arriving by aircraft, other places where permission for certain aircraft to land officially has been given and places where emergency or forced landings are made under part 239 of this chapter shall be regarded as designated for the entry of aliens arriving by such aircraft:

Border patrol sectors.(c) Border Patrol Sector Headquarters and Stations are situated at the following locations:

District No. 1 [Reserved] District No. 2—Boston, Massachusetts District No. 3—New York, New York District No. 4—Philadelphia, Pennsylvania District No. 5—Baltimore, Maryland District No. 6—Miami, Florida District No. 7—Buffalo, New York District No. 8—Detroit, Michigan District No. 9—Chicago, Illinois District No. 10—St. Paul, Minnesota District No. 11—Kansas City, Missouri District No. 12—Seattle, Washington District No. 13—San Francisco, California District No. 14—San Antonio, Texas District No. 15—El Paso, Texas District No. 16—Los Angeles, California District No. 17—Honolulu, Hawaii District No. 18—Phoenix, Arizona District No. 19—Denver, Colorado District No. 20 [Reserved] District No. 21—Newark, New Jersey District No. 22—Portland, Maine District No. 23 [Reserved] District No. 24—Cleveland, Ohio District No. 25—Washington, DC District No. 26—Atlanta, Georgia District No. 27—San Juan, Puerto Rico District No. 28—New Orleans, Louisiana District No. 29—Omaha, Nebraska District No. 30—Helena, Montana District No. 31—Portland, Oregon District No. 32—Anchorage, Alaska District No. 38—Houston, Texas District No. 39—San Diego, California District No. 40—Harlingen, Texas Class A Class C Class A Class A Class A Class C Class A Class C Class A Class B Class C Class A Class B Class C Class A Class C Class A Class B Class C Class A Class B Class A Class B Class A Class C Class A Class A Class B Class A Class A Class C Class A Class A Class A Class A Class B Class C Class A Class C Class A Class A Class A Class B Class A Class C Class A Class A Class B Class A Class A Class B Class C Class A Class A Class A Boston, MA (the port of Boston includes, among others, the port facilities at Beverly, Braintree, Chelsea, Everett, Hingham, Lynn, Manchester, Marblehead, Milton, Quincy, Revere, Salem, Saugus, and Weymouth, MA) Gloucester, MA Hartford, CT (the port at Hartford includes, among others, the port facilities at Bridgeport, Groton, New Haven, and New London, CT) Providence, RI (the port of Providence includes, among others, the port facilities at Davisville, Melville, Newport, Portsmouth, Quonset Point, Saunderstown, Tiverton, and Warwick, RI; and at Fall River, New Bedford, and Somerset, MA) Newburyport, MA Plymouth, MA Portsmouth, NH Provincetown, MA Sandwich, MA Woods Hole, MA New York, NY (the port of New York includes, among others, the port facilities at Bronx, Brooklyn, Buchanan, Manhattan, Montauk, Northport, Port Jefferson, Queens, Riverhead, Poughkeepsie, the Stapleton Anchorage-Staten Island, Staten Island, Stoney Point, and Yonkers, NY, as well as the East Side Passenger Terminal in Manhattan) Erie Seaport, PA Philadelphia, PA (the port of Philadelphia includes, among others, the port facilities at Delaware City, Lewes, New Castle, and Wilmington, DE; and at Chester, Essington, Fort Mifflin, Marcus Hook, and Morrisville, PA) Pittsburgh, PA Baltimore, MD Patuxent River, MD Piney Point, MD Salisbury, MD Boca Grande, FL Fernandina, FL Fort Lauderdale/Port Everglades, FL, Seaport Fort Pierce, FL *Jacksonville, FL Key West, FL Miami Marine Unit, FL Panama City, FL Pensacola, FL Port Canaveral, FL St. Augustine, FL St. Petersburg, FL *Tampa, FL (includes Fort Myers) West Palm Beach, FL Manatee, FL Port Dania, FL Port St. Joe, FL Albany, NY Alexandria Bay, NY Buffalo, NY Cape Vincent, NY Champlain, NY Chateaugay, NY Ft. Covington, NY Massena, NY Mooers, NY Niagara Falls, NY (the port of Niagara Falls includes, among others, the port facilities at Lewiston Bridge, Rainbow Bridge, and Whirlpool Bridge, NY) Ogdensburg, NY Peace Bridge, NY Rochester, NY Rouses Point, NY Thousand Islands Bridge, NY Trout River, NY Cannons Corner, NY Churubusco, NY Oswego, NY Algonac, MI Detroit, MI, Detroit and Canada Tunnel Detroit, MI, Detroit International Bridge (Ambassador Bridge) Detroit, MI, Gordie Howe International Bridge Grosse Isle, MI Isle Royale, MI Marine City, MI Port Huron, MI Sault Ste. Marie, MI Alpena, MI Detour, MI Grand Rapids, MI Mackinac Island, MI Rogers City, MI Alpena, MI Baraga, MI Bay City, MI Cheboygan, MI Detour, MIEscanaba, MI Grand Haven, MI Holland, MI Houghton, MI Ludington, MI Mackinac Island, MI Manistee, MI Marquette, MI Menominee, MI Monroe, MI Munising, MI Muskegon, MI Pontiac, MI Port Dolomite, MI Port Inland, MI Rogers City (Calcite), MI Saginaw, MI South Haven, MI Algoma, WI Bayfield, WI Chicago, IL Green Bay, WI *Milwaukee, WI Ashland, WI East Chicago, IL Gary, IN Kenosha, WI Manitowoc, WI Marinette, WI Michigan City, IN Racine, WI Sheboygan, WI Sturgeon Bay, WI Ambrose, ND Antler, ND Baudette, MN Carbury, ND Duluth, MN (the port of Duluth includes, among others, the port facilities at Superior, WI) Dunseith, ND Ely, MN Fortuna, ND Grand Portage, MN Hannah, ND Hansboro, ND International Falls, MN Lancaster, MN Maida, ND Neche, ND Noonan, ND Northgate, ND Noyes, MN Pembina, ND Pine Creek, MN Portal, ND Ranier, MN Roseau, MN Sarles, ND Sherwood, ND St. John, ND Walhalla, ND Warroad, MN Westhope, ND Crane Lake, MN Oak Island, MN Grand Marais, MN Silver Bay, MN Taconite Harbor, MN Two Harbors, MN Kansas City, MO Wichita, KS Aberdeen, WA (the port of Aberdeen includes, among others, the port facilities at Raymond and South Bend, WA) Anacortes, WA Bellingham, WA Blaine-Pacific Highway, WA Blaine-Peach Arch, WA Boundary, WA Colville, WA Danville, WA Eastport, ID Ferry, WA Friday Harbor, WA (the port of Friday Harbor includes, among others, the port facilities at Roche Harbor, WA) Frontier, WA Kalama, WA Laurier, WA Longview, WA Lynden, WA Metaline Falls, WA Neah Bay, WA Olympia, WA Oroville, WA Point Roberts, WA Port Angeles, WA Port Townsend, WA Porthill, WA Seattle, WA (the port of Seattle includes, among others, the port facilities at Bangor, Blake Island, Bremerton, Eagle Harbor, Edmonds, Everett, Holmes Harbor, Houghton, Kennydale, Keyport, Kingston, Manchester, Mukilteo, Orchard Point, Point Wells, Port Gamble, Port Ludlow, Port Orchard, Poulsbo, Shuffleton, and Winslow, WA) Sumas, WA Tacoma, WA (the port of Tacoma includes, among others, the port facilities at Dupont, WA) Vancouver, WA Yakima, WA Nighthawk, WA San Francisco, CA (the port of San Francisco includes, among others, the port facilities at Antioch, Benicia, Martinez, Oakland, Pittsburgh, Port Chicago Concord Naval Weapon Station, Redwood City, Richmond, Sacramento, San Pablo Bay, and Stockton, CA) Eureka, CA Amistad Dam, TX Corpus Christi, TX (the port of Corpus Christi includes, among others, the port facilities at Harbor Island, Ingleside, and Port Lavaca-Point Comfort, TX) Del Rio, TX Laredo, TX (the port of Laredo includes, among others, the port facilities at Colombia Bridge, Convent Bridge, and Lincoln-Juarez Bridge, TX) Maverick, TX Columbus, NM El Paso, TX (the port of El Paso includes, among others, the port facilities at Bridge of the Americas, Paso Del Norte Bridge, and Ysleta Bridge, TX) Fabens, TX Fort Hancock, TX Presidio, TX Santa Teresa, NM Boquillas, TX Los Angeles, CA (the port of Los Angeles includes, among others, the port facilities at Long Beach, Ontario, Port Hueneme, San Pedro, and Ventura, CA) San Luis Obispo, CA (the port of San Luis Obispo includes, among others, the port facilities at Avila, Estero Bay, El Capitan, Elwood, Gaviota, Morro Bay, and Santa Barbara, CA) Agana, Guam, M.I (including the port facilities of Apra Harbor, Guam). Honolulu, HI, Seaport (including all port facilities on the island of Oahu). Rota, the Commonwealth of the Northern Mariana Islands. Saipan, the Commonwealth of the Northern Mariana Islands. Tinian, the Commonwealth of the Northern Mariana Islands. Hilo, HI Kahului, HI, Kahului Harbor Nawiliwilli, HI, Nawiliwilli Harbor Port Allen, HI, Port Allen Harbor Douglas, AZ Lukeville, AZ Mariposa, AZ Morley Gate, AZ Naco, AZ Nogales, AZ Sasabe, AZ San Luis, AZ Denver, CO Grand Junction, CO Pueblo, CO Salt Lake City, UT Camden, NJ (the port of Camden includes, among others, the port facilities at Artificial Island, Billingsport, Burlington, Cape May, Deepwater Point, Fisher's Point, Gibbstown, Gloucester City, Paulsboro, Salem, and Trenton, NJ) Newark, NJ (the port of Newark includes, among others, the port facilities at Bayonne, Carteret, Edgewater, Elizabeth, Jersey City, Leonardo, Linden, Perth Amboy, Port Newark, and Sewaren, NJ) Alburg, VT Alburg Springs, VT Bangor, ME (the port of Bangor includes, among others, the port facilities at Bar Harbor, Belfast, Brewer, Bucksport Harbor, Prospect Harbor, Sandypoint, Seal Harbor, Searsport, and South West Harbor, ME) Beebe Plain, VT Beecher Falls, VT Bridgewater, ME Calais, ME (includes Ferry Point and Milltown Bridges) Canaan, VT Coburn Gore, ME Derby Line, VT Eastport, ME East Richford, VT Fort Fairfield, ME Fort Kent, ME Hamlin, ME Highgate Springs, VT Houlton, ME Jackman, ME Limestone, ME Lubec, ME Madawaska, ME Morses Line, VT North Troy, VT Norton, VT Pittsburgh, NH Portland, ME Richford, VT (includes the Pinnacle Port-of-Entry) * St. Albans, VT Van Buren, ME Vanceboro, ME West Berkshire, VT Daaquam, ME Easton, ME Eastcourt, ME Forest City, ME Monticello, ME Orient, ME Robinston, ME St. Aurelie, ME St. Pamphile, ME Bath, ME Boothbay Harbor, ME Kittery, ME Rockland, ME Wiscasset, ME Cincinnati, OH Cleveland, OH Columbus, OH Put-In-Bay, OH Sandusky, OH Toledo, OH Ashtabula, OH Conneaut, OH Fairport, OH Huron, OH Lorain, OH Marblehead, OH Hopewell, VA * Norfolk, VA—(the port of Norfolk includes, among others, the port facilities at Fort Monroe and Newport News, VA) Richmond, VA Washington, DC (includes the port facilities at Alexandria, VA) Yorktown, VA Charleston, SC (the port of Charleston includes, among others, the port facilities at Georgetown and Port Royal, SC) Mobile, AL Savannah, GA (the port of Savannah includes, among others, the port facilities at Brunswick and St. Mary's Seaport, GA) Wilmington, NC (the port of Wilmington includes the port facilities at Morehead City, NC) Aguadilla, PR * Charlotte Amalie, St. Thomas, VI Christiansted, St. Croix, VI Cruz Bay, St. John, VI Ensenada, PR Federiksted, St. Croix, VI Fajardo, PR Humacao, PR Jobos, PR Mayaguez, PR Ponce, PR Red Hook, St. Thomas, VI Coral Bay, St. John, VI Baton Rouge, LA Gulfport, MS Lake Charles, LA Memphis, TN Nashville, TN New Orleans, LA (the port of New Orleans includes, among others, the port facilities at Avondale, Bell Chasse, Braithwaite, Burnside, Chalmette, Destrahan, Geismar, Gramercy, Gretna, Harvey, Marrero, Norco, Port Sulphur, St. Rose, and Westwego, LA) Morgan City, LA Pascagoula, MS Omaha, NE Des Moines, IA Chief Mountain, MT (May-October) Del Bonita, MT Morgan, MT Opheim, MT Peigan, MT Raymond, MT Roosville, MT Scobey, MT Sweetgrass, MT Turner, MT Wildhorse, MT Willow Creek, MT Goat Haunt, MT Trail Creek, MT Whitlash, MT Astoria, OR (the port of Astoria includes, among others, the port facilities at Bradwood, Pacific City, Taft, Tilliamook, (including Bay City and Garibaldi), Warrenton, Wauna, and Westport, OR) Coos Bay, OR (the port of Coos Bay includes, among others, the port facilities at Bandon, Brookings, Depoe Bay, Florence, Frankfort, Gold Beach, Newport (including Toledo), Port Orford, Reedsport, Waldport, and Yachats, OR) Portland, OR (the port of Portland includes, among others, the port facilities at Beaver, Columbia City, Prescott, Rainier, and St. Helens, OR) Alcan, AK Anchorage, AK (the port of Anchorage includes, among others (for out of port inspections only), Afognak, Barrow, Cold Bay, Cordova, Homer, Kodiak, Kotzebue, Nikiski, Seward, Valdez, and Yakutat, AK) Dalton's Cache, AK Dutch Harbor, AK Fairbanks, AK Gambell, AK Juneau, AK Ketchikan, AK Nome, AK Poker Creek, AK Skagway, AK Eagle, AK Hyder, AK Valdez, AK Galveston, TX (the port of Galveston includes, among others, the port facilities at Freeport, Port Bolivar, and Texas City, TX) Houston, TX (the port of Houston includes, among others, the port facilities at Baytown, TX) Port Arthur, TX (the port of Port Arthur includes, among others, the port facilities at Beaumont, Orange, and Sabine, TX) Andrade, CA Calexico, CA Otay Mesa, CA San Ysidro, CA (including the Cross Border Xpress (CBX) facility) Tecate, CA Brownsville, TX (the port of Brownsville includes, among others, the port facilities at Brownsville Seaport, Port Isabel, Padre Island and Harlingen, TX, Ship Channel) Brownsville, TX, Gateway Bridge and Brownsville/Matamoros Bridge Falcon Heights, TX Hidalgo, TX Los Ebanos, TX Los Indios, TX Pharr, TX Progreso, TX Rio Grande City, TX Roma, TX

District No. 1 [Reserved] District No. 2—Boston, Massachusetts District No. 3—New York City, New York District No. 4—Philadelphia, Pennsylvania District No. 5—Baltimore, Maryland District No. 6—Miami, Florida District No. 7—Buffalo, New York District No. 8—Detroit, Michigan District No. 9—Chicago, Illinois District No. 10—St. Paul, Minnesota District No. 11—Kansas City, Missouri District No. 12—Seattle, Washington District No. 13—San Francisco, California District No. 14—San Antonio, Texas District No. 15—El Paso, Texas District No. 16—Los Angeles, California District No. 17—Honolulu, Hawaii District No. 18—Phoenix, Arizona District No. 19—Denver, Colorado District No. 20—Dallas, Texas District No. 21—Newark, New Jersey District No. 22—Portland, Maine District No. 23 [Reserved] District No. 24—Cleveland, Ohio District No. 25—Washington, D.C. District No. 26—Atlanta, Georgia District No. 27—San Juan, Puerto Rico District No. 28—New Orleans, Louisiana District No. 29—Omaha, Nebraska District No. 30—Helena, Montana District No. 31—Portland, Oregon District No. 32—Anchorage, Alaska District No. 38—Houston, Texas District No. 39—San Diego, California District No. 40—Harlingen, Texas Boston, MA, Logan International Airport Manchester, NH, Grenier Airport Portsmouth, NH, Pease Air Force Base Warwick, RI, T. F. Greene Airport Windsor Locks, CT, Bradley International Airport Newburgh, NY, Stewart International Airport Queens, NY, LaGuardia Airport Westchester, NY, Westchester County Airport Charlestown, WV, Kanahwa Airport Dover, DE, Dover Air Force Base Erie, PA, Erie International Airport (USCS) Harrisburg, PA, Harrisburg International Airport Philadelphia, PA, Philadelphia International Airport Pittsburgh, PA, Pittsburgh International Airport Baltimore, MD, Baltimore-Washington International Airport Daytona, FL, Daytona International Airport, FL Fort Lauderdale, FL, Executive Airport Fort Lauderdale, FL, Fort Lauderdale-Hollywood Airport Fort Myers, FL, Southwest Regional International Airport Freeport, Bahamas, Freeport International Airport Jacksonville, FL, Jacksonville International Airport Key West, FL, Key West International Airport Melbourne, FL, Melbourne International Airport Miami, FL, Chalks Flying Service Seaplane Base Miami, FL, Miami International Airport Nassau, Bahamas, Nassau International Airport Orlando, FL, Orlando International Airport Palm Beach, FL, Palm Beach International Airport Paradise Island, Bahamas, Paradise Island Airport Sanford, FL, Sanford International Airport Sarasota, FL, Sarasota Airport St. Petersburg, FL, St. Petersburg/Clearwater International Airport Tampa, FL, Tampa International Airport Albany, NY, Albany County Airport Buffalo, NY, Buffalo Airport Massena, NY, Massena Airport Niagara Falls, NY, Niagara Falls International Airport Ogdensburg, NY, Ogdensburg Municipal Airport Rochester, NY, Rochester Airport Syracuse, NY, Hancock International Airport Watertown, NY, Watertown Municipal Airport Battle Creek, MI, Battle Creek Airport Chippewa, MI, Chippewa County International Airport Detroit, MI, Detroit City Airport Detroit, MI, Detroit Metropolitan Wayne County Airport Port Huron, MI, St. Clair County International Airport Sault Ste. Marie, MI, Sault Ste. Marie Airport Chicago, IL, Chicago Midway Airport Chicago, IL, Chicago O'Hare International Airport Indianapolis, IN, Indianapolis International Airport Mitchell, WI, Mitchell International Airport Baudette, MN, Baudette International Airport Duluth, MN, Duluth International Airport Duluth, MN, Sky Harbor Airport Grand Forks, ND, Grand Forks International Airport International Falls, MN, Falls International Airport Minneapolis/St. Paul, MN, Minneapolis/St. Paul International Airport Minot, ND, Minot International Airport Pembina, ND, Port Pembina Airport Portal, ND, Portal Airport Ranier, MN, International Seaplane Base Warroad, MN, Warroad International Airport Williston, ND, Sioulin Field (Municipal) Kansas City, MO, Kansas City International Airport Springfield, MO, Springfield Regional Airport St. Louis, MO, St. Louis Lambert International Airport St. Louis, MO, Spirit of St. Louis Airport Bellingham, WA, Bellingham Airport Friday Harbor, WA, Friday Harbor McChord, WA, McChord Air Force Base Oroville, WA, Dorothy Scott Municipal Airport Oroville, WA, Dorothy Scott Seaplane Base Point Roberts, WA, Point Roberts Airport Port Townsend, WA, Jefferson County International Airport SEA-TAC, WA, SEA-TAC International Airport Seattle, WA, Boeing Municipal Air Field Seattle, WA, Lake Union Spokane, WA, Felts Field Spokane, WA, Spokane International Airport Alameda, CA, Alemeda Naval Air Station Oakland, CA, Oakland International Airport Sacramento, CA, Beale Air Force Base San Francisco, CA, San Francisco International Airport San Jose, CA, San Jose International Airport Travis, CA, Travis Air Force Base Austin, TX, Austin International Airport Corpus Christi, TX, Corpus Christi Airport Del Rio, TX, Del Rio International Airport Laredo, TX, Laredo International Airport Maverick, TX, Maverick County Airport San Antonio, TX, San Antonio International Airport Albuquerque, NM, Albuquerque International Airport El Paso, TX, International Airport Presidio, TX, Presidio Airport Santa Teresa, NM, Santa Teresa Airport Los Angeles, CA, Los Angeles International Airport Ontario, CA, Ontario International Airport Agana, Guam, Guam International Airport Terminal. Honolulu, HI, Honolulu International Airport. Honolulu, HI, Hickam Air Force Base. Rota, the Commonwealth of the Northern Mariana Islands. Saipan, the Commonwealth of the Northern Mariana Islands. Tinian, the Commonwealth of the Northern Mariana Islands. Douglas, AZ, Bisbee-Douglas Airport Las Vegas, NV, McCarren International Airport Nogales, AZ, Nogales International Airport Phoenix, AZ, Phoenix Sky Harbor International Airport Reno, NV, Reno Carron International Airport Tucson, AZ, Tucson International Airport Yuma, AZ, Yuma International Airport Colorado Springs, CO, Colorado Springs Airport Denver, CO, Denver International Airport Salt Lake City, UT, Salt Lake City Airport Dallas, TX, Dallas-Fort Worth International Airport Oklahoma City, OK, Oklahoma City Airport (includes Altus and Tinker AFBs) Atlantic City, NJ, Atlantic City International Airport Lakehurst, NJ, Lakehurst Naval Air Station Morristown, NJ, Morristown Airport Newark, NJ, Newark International Airport Newark, NJ, Signature Airport Teterboro, NJ, Teterboro Airport Wrightstown, NJ, McGuire Air Force Base Bangor, ME, Bangor International Airport Burlington, VT, Burlington International Airport Caribou, ME, Caribou Municipal Airport Highgate Springs, VT, Franklin County Regional Airport Newport, VT, Newport State Airport Akron, OH, Municipal Airport Cincinnati, OH, Cincinnati International Airport Cleveland, OH, Cleveland Hopkins Airport Columbus, OH, Port Columbus International Airport Sandusky, OH, Griffing/Sandusky Airport Camp Springs, MD, Andrews Air Force Base Chantilly, VA, Washington Dulles International Airport Winchester, VA, Winchester Airport Atlanta, GA, Atlanta Hartsfield International Airport Charleston, SC, Charleston International Airport Charleston, SC, Charleston Air Force Base Charlotte, NC, Charlotte International Airport Raleigh, NC, Raleigh-Durham International Airport Savannah, GA, Savannah International Airport San Juan, PR, San Juan International Airport Louisville, KY, Louisville International Airport New Orleans, LA, New Orleans International Airport Memphis, TN, Memphis International Airport Nashville, TN, Nashville International Airport Des Moines, IA, Des Moines International Airport Omaha, NE, Eppley International Airport Omaha, NE, Offutt Air Force Base Billings, MT, Billings Airport Boise, ID, Boise Airport Cut Bank, MT, Cut Bank Airport Glasgow, MT, Glasgow International Airport Great Falls, MT, Great Falls International Airport Havre, MT, Havre-Hill County Airport Helena, MT, Helena Airport Kalispel, MT, Kalispel Airport Missoula, MT, Missoula Airport Medford, OR, Jackson County Airport Portland, OR, Portland International Airport Anchorage, AK, Anchorage International Airport Juneau, AK, Juneau Airport (Seaplane Base Only) Juneau, AK, Juneau Municipal Airport Ketchikan, AK, Ketchikan Airport Wrangell, AK, Wrangell Seaplane Base Galveston, TX, Galveston Airport Houston, TX, Ellington Field Houston, TX, Hobby Airport Houston, TX, Houston Intercontinental Airport Calexico, CA, Calexico International Airport San Diego, CA, San Diego International Airport San Diego, CA, San Diego Municipal Airport (Lindbergh Field) Brownsville, TX, Brownsville/South Padre Island International Airport Harlingen, TX, Valley International Airport McAllen, TX, McAllen Miller International Airport

Sector No. 1—Houlton, Maine Sector No. 2—Swanton, Vermont Sector No. 3—Ramey, Puerto Rico Sector No. 4—Buffalo, New York Sector No. 5—Detroit, Michigan Sector No. 6—Grand Forks, North Dakota Sector No. 7—Havre, Montana Sector No. 8—Spokane, Washington Sector No. 9—Blaine, Washington Sector No. 10—Livermore, California Sector No. 11—San Diego, California Sector No. 12—El Centro, California Sector No. 13—Yuma, Arizona Sector No. 14—Tucson, Arizona Sector No. 15—El Paso, Texas Sector No. 16—Marfa, Texas Sector No. 17—Del Rio, Texas Sector No. 18—Laredo, Texas Sector No. 19—McAllen, Texas Sector No. 20—New Orleans, Louisiana Sector No. 21—Miami, Florida Calais, ME Fort Fairfield, ME Houlton, ME Jackman, ME Rangeley, ME Van Buren, ME Beecher Falls, VT Burke, NY Champlain, NY Massena, NY Newport, VT Ogdensburg, NY Richford, VT Swanton, VT Ramey, Puerto Rico Buffalo, NY Fulton, NY Niagara Falls, NY Watertown, NY Detroit, MI Grand Rapids, MI Port Huron, MI Sault Ste. Marie, MI Trenton, MI Bottineau, ND Duluth, MN Grand Forks, ND Grand Marais, MN International Falls, MN Pembina, ND Portal, ND Warroad, MN Billings, MT Havre, MT Malta, MT Plentywood, MT Scobey, MT Shelby, MT St. Mary, MT Sweetgrass, MT Twin Falls, ID Bonners Ferry, ID Colville, WA Eureka, MT Oroville, WA Pasco, WA Spokane, WA Wenatchee, WA Whitefish, MT Bellingham, WA Blaine, WA Lynden, WA Port Angeles, WA Roseburg, OR Bakersfield, CA Fresno, CA Livermore, CA Oxnard, CA Sacramento, CA Salinas, CA San Luis Obispo, CA Stockton, CA Brown Field, CA Campo, CA (Boulevard, CA) Chula Vista, CA El Cajon, CA (San Marcos and Julian, CA) Imperial Beach, CA San Clemente, CA Temecula, CA Calexico, CA El Centro, CA Indio, CA Riverside, CA Blythe, CA Boulder City, NV Wellton, AZ Yuma, AZ Ajo, AZ Casa Grande, AZ Douglas, AZ Naco, AZ Nogales, AZ Phoenix, AZ Sonita, AZ Tucson, AZ Willcox, AZ Alamogordo, NM Albuquerque, NM Carlsbad, NM Deming, NM El Paso, TX Fabens, TX Fort Hancock, TX Las Cruces, NM, Lordsburg, NM Truth or Consequences, NM Ysleta, TX Alpine, TX Amarillo, TX Fort Stockton, TX Lubbock, TX Marfa, TX Midland, TX Pecos, TX Presidio, TX Sanderson, TX Sierra Blanca, TX Van Horn, TX Abilene, TX Brackettville, TX Carrizo Springs, TX Comstock, TX Del Rio, TX Eagle Pass, TX Llano, TX Rocksprings, TX San Angelo, TX Uvalde, TX Cotulla, TX Dallas, TX Freer, TX Hebbronville, TX Laredo North, TX Laredo South, TX San Antonio, TX Zapata, TX Brownsville, TX Corpus Christi, TX Falfurrias, TX Harlingen, TX Kingsville, TX McAllen, TX Mercedes, TX Port Isabel, TX Rio Grande City, TX Baton Rouge, LA Gulfport, MS Lake Charles, LA Little Rock, AR Miami, OK Mobile, AL New Orleans, LA Jacksonville, FL Orlando, FL Pembroke Pines, FL Tampa, FL West Palm Beach, FL

[60 FR 57166, Nov. 14, 1995, as amended at 61 FR 25778, May 23, 1996; 63 FR 70315, Dec. 21, 1998; 65 FR 39072, June 23, 2000; 66 FR 29672, June 1, 2001; 74 FR 2833, Jan. 16, 2009; 74 FR 26936, June 5, 2009; 77 FR 75824, Dec. 26, 2012; 77 FR 76352, Dec. 28, 2012; 79 FR 42451, July 22, 2014; 80 FR 75632, Dec. 3, 2015; 91 FR 4005, Jan. 30, 2026]