Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: KNVLTNMA31Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
865-679 3 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 4 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 5 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 6 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 7 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 8 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-679 9 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 A Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 0 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 1 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 2 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 3 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 4 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 5 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 6 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 7 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 8 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-680 9 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 A Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 0 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 1 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 2 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 3 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 4 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 5 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 6 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 7 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 8 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      
865-705 9 Knoxville TN 6278 UNITED STATES CELLULAR - TN 474      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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