Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]

NXX: 563

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-563 A Tullahoma TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470      
931-563 0 Tullahoma TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2005-02-09   
931-563 1 Tullahoma TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-15   
931-563 2 Tullahoma TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2005-09-16   
931-563 4 Tullahoma TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470      
931-563 5 Tullahoma TN   792K CHARTER IP ENABLED SERVICES, LLC 470   2009-10-17   
931-563 6 Tullahoma TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-15   
931-563 7 Tullahoma TN   792K CHARTER IP ENABLED SERVICES, LLC 470   2006-06-03   
931-563 8 Tullahoma TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2006-05-14   
931-563 9 Tullahoma TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2006-05-30   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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