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.
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Switch: NRFLVAJY9MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
252-666 A Knotts Island NC 145J TERRA NOVA TELECOM INC. 252      
757-505 4 Onancock VA 145J TERRA NOVA TELECOM INC. 252   2026-01-14   
757-517 6 Franklin VA 145J TERRA NOVA TELECOM INC. 252   2026-03-29   
757-745 8 Crittenden VA 145J TERRA NOVA TELECOM INC. 252   2026-07-06   
757-922 7 Suffolk VA 145J TERRA NOVA TELECOM INC. 252   2026-07-06   
757-960 4 Smithfield VA 145J TERRA NOVA TELECOM INC. 252   2026-07-06   
757-964 3 Newport News Zone 2 VA 145J TERRA NOVA TELECOM INC. 252   2025-07-17   

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

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