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: HRFRCTBC2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
475-321 5 New Haven CT 073H TELNYX LLC 920   2022-12-26   
475-337 0 Waterbury CT 073H TELNYX LLC 920   2022-12-26   
475-356 3 Bridgeport CT 073H TELNYX LLC 920   2022-11-27   
475-454 0 Danbury CT 073H TELNYX LLC 920   2021-03-01   
475-467 2 Trumbull CT 073H TELNYX LLC 920   2022-12-01   
475-473 1 Woodbury CT 073H TELNYX LLC 920   2020-10-01   
475-550 3 Stamford CT 073H TELNYX LLC 920   2023-01-23   
475-575 0 Ridgefield CT 073H TELNYX LLC 920   2020-10-16   
475-739 4 Wolcott CT 073H TELNYX LLC 920   2021-12-18   
860-251 5 Hartford CT 073H TELNYX LLC 920      
860-362 4 Canaan CT 073H TELNYX LLC 920   2021-03-01   
860-699 1 Ledyard CT 073H TELNYX LLC 920   2022-12-26   
959-234 0 Norwich CT 073H TELNYX LLC 920   2021-03-01   
959-247 8 Norwich CT 073H TELNYX LLC 920   2023-04-24   
959-333 A Hartford CT 073H TELNYX LLC 920      
959-333 1 Hartford CT 073H TELNYX LLC 920   2019-05-23   
959-590 9 New Britain CT 073H TELNYX LLC 920   2023-06-22   
959-595 0 Southington CT 073H TELNYX LLC 920   2023-12-17   
959-946 0 Stafford Springs CT 073H TELNYX LLC 920   2020-10-08   
959-951 1 New London CT 073H TELNYX LLC 920   2021-04-29   
959-952 1 Sharon CT 073H TELNYX LLC 920   2022-12-01   
959-998 0 Lyme CT 073H TELNYX LLC 920   2021-03-01   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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