Area Code (423) Information:

State: Tennessee - TN

Major Cities: Jonesboro, Mountain City, Rogersville, Lakesite, Hixson, Sweetwater, Colonial Heights, Chuckey, Harrogate, College Dale, Etowah, Charleston, Jellico, Johnson City, Bulls Gap, Spring City, Decatur, Sneedville, Kingsport, Powells Crossroads

Major Carriers: Brooks Fiber Communications - Tennessee, Cricket Communications, Inc., Suncom Wireless Operating Company, Llc, Powertel Atlanta Licenses, Inc., Sprint Spectrum L.p.- Tn, Tellico Telephone Co., Inc., Cinergy Communications Company - Tn, New Cingular Wireless Pcs, Llc - Ga, United Telephone - Southeast, Bledsoe Telephone Cooperative, Comcast Phone Of Tennessee, Llc - Tn, Highland Telephone Cooperative, Inc. - Tn, Centurytel Of Clairborne, Inc., Covista, Inc. - Tn, Alltel Communications, Inc. - Tn, Centurytel Of Coltweah-collegedale, Inc., Bristol Tennessee Essential Services - Tn, Centurytel Solutions, Llc - Tn, Telcove Operations, Inc. - Tn, Bellsouth Telecomm Inc Dba South Central Bell Tel