City of O'Fallon, Missouri, City of Troy, Missouri and City of Orrick, Missouri, on behalf of themselves and all others similarly situated, Plaintiffs/Respondents, and City of Butler, Missouri v. Centurylink, Inc., Centurytel of Missouri, L.L.C. d/b/a Centurylink, Centurytel Long Distance, L.L.C. d/b/a Centurylink Long Distance, Embarq Missouri, Inc., Spectra Communications Group, L.L.C., Embarq Communications, Inc. and Centurylink Communications, L.L.C., Defendants/Respondents.