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: MNCHNHCO23Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-200 1 Newmarket NH 073H TELNYX LLC 122   2023-08-05   
603-200 7 Newmarket NH 073H TELNYX LLC 122   2023-04-29   
603-200 8 Newmarket NH 073H TELNYX LLC 122   2024-04-08   
603-207 0 Derry NH 073H TELNYX LLC 122   2022-11-19   
603-207 9 Derry NH 073H TELNYX LLC 122   2023-02-10   
603-243 1 Woodsville NH 073H TELNYX LLC 122   2024-07-22   
603-251 0 Charlestown NH 073H TELNYX LLC 122   2024-07-27   
603-257 2 Plaistow NH 073H TELNYX LLC 122   2023-03-20   
603-259 8 Littleton NH 073H TELNYX LLC 122   2024-06-30   
603-265 9 New Boston NH 073H TELNYX LLC 122   2024-07-07   
603-280 1 Barrington NH 073H TELNYX LLC 122   2024-06-30   
603-282 1 Canaan NH 073H TELNYX LLC 122   2024-07-07   
603-284 2 Center Sandwich NH 073H TELNYX LLC 122   2024-08-02   
603-291 9 Greenville NH 073H TELNYX LLC 122   2024-07-01   
603-301 8 Center Ossipee NH 073H TELNYX LLC 122   2024-07-01   
603-304 0 Enfield NH 073H TELNYX LLC 122   2024-07-07   
603-309 9 Newport NH 073H TELNYX LLC 122   2022-11-25   
603-310 1 Bedford NH 073H TELNYX LLC 122   2022-10-27   
603-338 2 Keene NH 073H TELNYX LLC 122   2022-10-08   
603-346 8 Plymouth NH 073H TELNYX LLC 122   2024-07-04   
603-375 0 Ashland NH 073H TELNYX LLC 122   2024-07-22   
603-377 5 Merrimack NH 073H TELNYX LLC 122   2023-08-26   
603-378 8 Plaistow NH 073H TELNYX LLC 122   2022-12-23   
603-392 1 Winchester NH 073H TELNYX LLC 122   2024-07-04   
603-405 1 Somersworth NH 073H TELNYX LLC 122   2024-07-04   
603-407 8 Belmont NH 073H TELNYX LLC 122   2024-06-30   
603-408 0 Berlin NH 073H TELNYX LLC 122   2024-06-30   
603-414 0 Sunapee NH 073H TELNYX LLC 122   2024-07-04   
603-416 2 Raymond NH 073H TELNYX LLC 122   2022-12-23   
603-420 0 Merrimack NH 073H TELNYX LLC 122   2022-10-21   
603-453 1 Hampstead NH 073H TELNYX LLC 122   2022-12-02   
603-468 0 Seabrook NH 073H TELNYX LLC 122   2024-07-04   
603-471 5 Bedford NH 073H TELNYX LLC 122   2023-01-15   
603-473 6 Milton Mills NH 073H TELNYX LLC 122   2024-08-02   
603-500 1 Tilton NH 073H TELNYX LLC 122   2024-07-04   
603-515 5 Wolfeboro NH 073H TELNYX LLC 122   2023-10-16   
603-522 2 Sanbornville NH 073H TELNYX LLC 122   2024-07-21   
603-530 8 Bristol NH 073H TELNYX LLC 122   2024-06-30   
603-541 4 Manchester NH 073H TELNYX LLC 122   2022-11-17   
603-565 9 Penacook NH 073H TELNYX LLC 122   2024-07-04   
603-567 0 Peterborough NH 073H TELNYX LLC 122   2024-07-04   
603-571 4 Derry NH 073H TELNYX LLC 122   2024-01-15   
603-591 9 Manchester NH 073H TELNYX LLC 122   2024-05-13   
603-593 7 Jaffrey NH 073H TELNYX LLC 122   2024-07-07   
603-601 9 Hampton NH 073H TELNYX LLC 122   2022-10-23   
603-604 0 Rye Beach NH 073H TELNYX LLC 122   2024-07-04   
603-608 4 Northwood NH 073H TELNYX LLC 122   2024-07-07   
603-619 1 Laconia NH 073H TELNYX LLC 122   2022-10-17   
603-633 1 Milford NH 073H TELNYX LLC 122   2022-10-06   
603-637 0 Bedford NH 073H TELNYX LLC 122   2024-04-08   
603-640 9 Hanover NH 073H TELNYX LLC 122   2022-12-23   
603-684 3 Lancaster NH 073H TELNYX LLC 122   2024-07-27   
603-690 8 Claremont NH 073H TELNYX LLC 122   2022-11-03   
603-691 0 Exeter NH 073H TELNYX LLC 122   2022-11-14   
603-708 0 Canterbury NH 073H TELNYX LLC 122   2024-07-22   
603-713 0 Nashua NH 073H TELNYX LLC 122   2022-11-14   
603-713 1 Nashua NH 073H TELNYX LLC 122   2022-11-14   
603-719 5 Keene NH 073H TELNYX LLC 122   2023-02-20   
603-751 6 Pelham NH 073H TELNYX LLC 122   2023-09-08   
603-756 8 Walpole NH 073H TELNYX LLC 122   2024-08-02   
603-786 1 Rumney NH 073H TELNYX LLC 122   2024-12-26   
603-797 8 Plaistow NH 073H TELNYX LLC 122   2024-03-31   
603-799 9 Manchester NH 073H TELNYX LLC 122   2024-08-08   
603-802 8 Concord NH 073H TELNYX LLC 122   2022-11-20   
603-815 9 Durham NH 073H TELNYX LLC 122   2022-11-07   
603-824 1 Salem NH 073H TELNYX LLC 122   2022-12-15   
603-839 5 Farmington NH 073H TELNYX LLC 122   2024-07-27   
603-840 3 Epsom NH 073H TELNYX LLC 122   2024-07-22   
603-857 1 Suncook NH 073H TELNYX LLC 122   2023-10-16   
603-865 0 Newport NH 073H TELNYX LLC 122   2023-02-24   
603-880 A Nashua NH 073H TELNYX LLC 122      
603-880 2 Nashua NH 073H TELNYX LLC 122   2022-05-13   
603-901 0 Conway NH 073H TELNYX LLC 122   2024-06-30   
603-916 1 Meredith NH 073H TELNYX LLC 122   2024-06-30   
603-919 8 Rochester NH 073H TELNYX LLC 122   2023-10-16   
603-933 7 Greenfield NH 073H TELNYX LLC 122   2024-07-27   
603-956 1 Portsmouth NH 073H TELNYX LLC 122   2022-12-15   
603-960 8 Campton NH 073H TELNYX LLC 122   2024-07-27   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.