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: HRFRCTBCDS1

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
475-463 7 Seymour CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-463 8 Seymour CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-463 9 Seymour CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-465 A Old Greenwich CT 639C ONVOY, LLC - CT 920      
475-465 1 Old Greenwich CT 639C ONVOY, LLC - CT 920   2017-03-27   
475-465 5 Old Greenwich CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-465 6 Old Greenwich CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-465 7 Old Greenwich CT 639C ONVOY, LLC - CT 920   2019-03-29   
475-465 9 Old Greenwich CT 639C ONVOY, LLC - CT 920   2019-03-29   
475-466 1 Madison CT 639C ONVOY, LLC - CT 920   2023-10-14   
475-466 2 Madison CT 639C ONVOY, LLC - CT 920   2023-10-14   
475-466 7 Madison CT 639C ONVOY, LLC - CT 920   2023-10-14   
475-467 5 Trumbull CT 639C ONVOY, LLC - CT 920   2023-02-04   
475-467 6 Trumbull CT 639C ONVOY, LLC - CT 920   2023-02-04   
475-470 A Norwalk CT 639C ONVOY, LLC - CT 920      
475-470 7 Norwalk CT 639C ONVOY, LLC - CT 920   2016-04-14   
475-470 8 Norwalk CT 639C ONVOY, LLC - CT 920   2016-04-14   
475-471 A Westport CT 639C ONVOY, LLC - CT 920      
475-471 0 Westport CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-471 1 Westport CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-471 2 Westport CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-471 3 Westport CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-471 4 Westport CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-471 5 Westport CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-471 6 Westport CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-471 7 Westport CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-471 8 Westport CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-471 9 Westport CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-472 A Wilton CT 639C ONVOY, LLC - CT 920      
475-472 2 Wilton CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-472 3 Wilton CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-472 4 Wilton CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-472 5 Wilton CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-472 8 Wilton CT 639C ONVOY, LLC - CT 920   2020-07-05   
475-472 9 Wilton CT 639C ONVOY, LLC - CT 920   2020-07-05   
475-473 A Woodbury CT 639C ONVOY, LLC - CT 920      
475-473 2 Woodbury CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-473 3 Woodbury CT 639C ONVOY, LLC - CT 920   2019-09-13   
475-473 5 Woodbury CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-473 6 Woodbury CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-473 7 Woodbury CT 639C ONVOY, LLC - CT 920   2020-11-22   
475-473 8 Woodbury CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-473 9 Woodbury CT 639C ONVOY, LLC - CT 920   2020-07-06   
475-474 A Trumbull CT 639C ONVOY, LLC - CT 920      
475-474 2 Trumbull CT 639C ONVOY, LLC - CT 920   2025-01-09   
475-474 4 Trumbull CT 639C ONVOY, LLC - CT 920   2021-04-05   
475-474 5 Trumbull CT 639C ONVOY, LLC - CT 920   2021-04-05   
475-474 6 Trumbull CT 639C ONVOY, LLC - CT 920   2021-04-05   
475-474 7 Trumbull CT 639C ONVOY, LLC - CT 920   2021-04-05   
475-474 8 Trumbull CT 639C ONVOY, LLC - CT 920   2021-04-05   
475-476 A Bridgeport CT 639C ONVOY, LLC - CT 920      
475-476 1 Bridgeport CT 639C ONVOY, LLC - CT 920   2020-07-05   
475-476 2 Bridgeport CT 639C ONVOY, LLC - CT 920   2020-07-05   
475-476 7 Bridgeport CT 639C ONVOY, LLC - CT 920   2019-04-25   
475-476 8 Bridgeport CT 639C ONVOY, LLC - CT 920   2019-04-25   
475-477 A Stamford CT 639C ONVOY, LLC - CT 920      
475-477 4 Stamford CT 639C ONVOY, LLC - CT 920   2020-01-16   
475-477 5 Stamford CT 639C ONVOY, LLC - CT 920   2020-01-16   
475-477 6 Stamford CT 639C ONVOY, LLC - CT 920   2020-01-16   
475-477 7 Stamford CT 639C ONVOY, LLC - CT 920   2020-01-16   
475-477 8 Stamford CT 639C ONVOY, LLC - CT 920   2020-03-02   
475-480 8 New Haven CT 639C ONVOY, LLC - CT 920   2022-09-25   
475-480 9 New Haven CT 639C ONVOY, LLC - CT 920   2022-09-25   
475-489 9 Norwalk CT 639C ONVOY, LLC - CT 920   2019-03-29   
475-501 A Georgetown CT 639C ONVOY, LLC - CT 920      
475-501 1 Georgetown CT 639C ONVOY, LLC - CT 920   2020-08-10   
475-501 2 Georgetown CT 639C ONVOY, LLC - CT 920   2020-08-10   
475-501 3 Georgetown CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-501 4 Georgetown CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-522 2 Madison CT 639C ONVOY, LLC - CT 920   2019-08-09   
475-522 3 Madison CT 639C ONVOY, LLC - CT 920   2020-07-05   
475-522 4 Madison CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-522 5 Madison CT 639C ONVOY, LLC - CT 920   2021-03-04   
475-522 9 Madison CT 639C ONVOY, LLC - CT 920   2015-06-29   
475-544 2 Norwalk CT 639C ONVOY, LLC - CT 920   2023-07-14   
475-544 3 Norwalk CT 639C ONVOY, LLC - CT 920   2023-07-14   
475-548 0 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 1 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 2 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 4 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 5 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 6 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 7 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 8 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-548 9 Meriden CT 639C ONVOY, LLC - CT 920   2023-08-18   
475-549 3 Milford CT 639C ONVOY, LLC - CT 920   2019-06-14   
475-549 5 Milford CT 639C ONVOY, LLC - CT 920   2018-07-14   
475-549 6 Milford CT 639C ONVOY, LLC - CT 920   2019-03-29   
475-549 7 Milford CT 639C ONVOY, LLC - CT 920   2019-03-29   
475-549 9 Milford CT 639C ONVOY, LLC - CT 920   2015-06-29   
475-550 5 Stamford CT 639C ONVOY, LLC - CT 920   2023-08-06   
475-550 6 Stamford CT 639C ONVOY, LLC - CT 920   2022-12-19   
475-550 7 Stamford CT 639C ONVOY, LLC - CT 920   2022-12-19   
475-550 8 Stamford CT 639C ONVOY, LLC - CT 920   2022-12-19   
475-550 9 Stamford CT 639C ONVOY, LLC - CT 920   2022-12-19   
475-557 0 Waterbury CT 639C ONVOY, LLC - CT 920   2020-08-20   
475-557 2 Waterbury CT 639C ONVOY, LLC - CT 920   2019-06-14   
475-557 3 Waterbury CT 639C ONVOY, LLC - CT 920   2019-06-14   
475-557 4 Waterbury CT 639C ONVOY, LLC - CT 920   2020-08-20   
475-557 8 Waterbury CT 639C ONVOY, LLC - CT 920   2019-03-30   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.