(423) 257
Prefix in LIMESTONE, Tennessee
Prefix Details
About the (423) 257 Prefix
The (423) 257 prefix is assigned to UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN and serves the LIMESTONE rate center in Tennessee. Phone numbers with this prefix are in the Eastern / Central Time Zone and are part of area code 423 which covers Chattanooga and surrounding areas.