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: NRFLVABSJMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
252-666 9 Knotts Island NC 073H TELNYX LLC 252   2021-03-20   
757-800 A Norfolk Zone 3 VA 073H TELNYX LLC 252      
757-800 0 Norfolk Zone 3 VA 073H TELNYX LLC 252   2017-04-17   
757-815 0 Onancock VA 073H TELNYX LLC 252   2022-07-15   
757-982 1 Cape Charles VA 073H TELNYX LLC 252   2021-02-27   
948-219 4 Norfolk Zone 4 VA 073H TELNYX LLC 252   2025-09-18   
948-237 7 Norfolk Zone 1 VA 073H TELNYX LLC 252   2025-11-29   
948-241 7 Norfolk Zone 3 VA 073H TELNYX LLC 252   2026-02-09   
948-243 0 Surry VA 073H TELNYX LLC 252   2022-10-21   
948-259 4 Belle Haven VA 073H TELNYX LLC 252   2026-06-27   
948-265 0 Smithfield VA 073H TELNYX LLC 252   2022-05-10   
948-800 1 Claremont VA 073H TELNYX LLC 252   2023-07-23   
948-900 1 Chuckatuck VA 073H TELNYX LLC 252   2022-05-10   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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