Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • 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.

Last updated: Fri, 17 May 2013 01:26:12 UTC

How to use this page

NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 797

NPA-NXX-X Rate Centre Region Switch OCN LATA Eff date Disc date Map
423-797 Bristol TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 map
423-797-0 Bristol TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 map
423-797-1 Bristol TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956
423-797-2 Bristol TN 408D COMCAST PHONE OF TENNESSEE, LLC - TN [link] 956 2008-04-05
423-797-4 Bristol TN 704C CHARTER FIBERLINK - TENNESSEE, LLC - TN [link] 956 2012-08-08
423-797-5 Bristol TN 704C CHARTER FIBERLINK - TENNESSEE, LLC - TN [link] 956 2012-10-07
423-797-6 Bristol TN 124F BANDWIDTH.COM CLEC, LLC - TN [link] 956 2012-11-24


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