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.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
913-357 2 Paola KS STJSMODNX0X  524   2019-08-15   
914-350 0 Chappaqua NY WHPLNYGRX0X  132   2019-05-27   
914-350 8 Chappaqua NY WHPLNYGRX0X  132   2020-08-14   
914-369 8 Westchester Zone 1 NY WHPLNYGRX0X  132   2019-06-13   
914-369 9 Westchester Zone 1 NY WHPLNYGRX0X  132   2019-06-30   
914-370 A Westchester Zone 1 NY WHPLNYGRX0X  132      
914-370 0 Westchester Zone 1 NY WHPLNYGRX0X  132   2019-07-18   
914-370 1 Westchester Zone 1 NY WHPLNYGRX0X  132   2019-07-18   
914-415 1 Westchester Zone 2 NY WHPLNYGRX0X  132   2019-06-27   
914-415 2 Westchester Zone 2 NY WHPLNYGRX0X  132   2019-06-27   
914-458 4 Chappaqua NY WHPLNYGRX0X  132   2026-06-11   
914-634 A Chappaqua NY WHPLNYGRX0X  132      
914-634 0 Chappaqua NY WHPLNYGRX0X  132   2023-12-08   
914-634 1 Chappaqua NY WHPLNYGRX0X  132   2023-12-08   
914-634 2 Chappaqua NY WHPLNYGRX0X  132   2025-05-02   
914-634 3 Chappaqua NY WHPLNYGRX0X  132   2025-05-02   
914-634 4 Chappaqua NY WHPLNYGRX0X  132   2025-05-02   
914-634 5 Chappaqua NY WHPLNYGRX0X  132   2025-05-02   
914-634 6 Chappaqua NY WHPLNYGRX0X  132   2026-06-11   
914-634 7 Chappaqua NY WHPLNYGRX0X  132   2026-06-11   
914-634 9 Chappaqua NY WHPLNYGRX0X  132   2026-06-11   
914-814 0 Chappaqua NY WHPLNYGRX0X  132   2023-11-10   
914-814 1 Chappaqua NY WHPLNYGRX0X  132   2023-11-10   
914-814 2 Chappaqua NY WHPLNYGRX0X  132   2023-11-10   
914-814 3 Chappaqua NY WHPLNYGRX0X  132   2026-06-25   
914-814 4 Chappaqua NY WHPLNYGRX0X  132   2026-06-25   
915-268 A El Paso TX ELPSTXMAY0X  540      
915-268 2 El Paso TX ELPSTXMAY0X  540   2020-08-06   
917-245 1 New York City Zone 13 NY WHPLNYGRX0X  132   2023-08-20   
917-245 4 New York City Zone 13 NY WHPLNYGRX0X  132   2023-08-20   
917-245 5 New York City Zone 13 NY WHPLNYGRX0X  132   2023-08-20   
917-889 6 New York City Zone 03 NY WHPLNYGRX0X  132   2019-06-14   
920-201 A Appleton WI APPLWI01Y0X  350      
920-201 2 Appleton WI APPLWI01Y0X  350   2020-09-14   
928-264 2 Ehrenberg AZ VTVLCAXAY0X  730   2019-06-18   
928-264 3 Ehrenberg AZ VTVLCAXAY0X  730   2019-06-18   
928-419 A Flagstaff AZ PHNXAZMAY0X  666      
928-419 1 Flagstaff AZ PHNXAZMAY0X  666   2019-07-13   
928-419 2 Flagstaff AZ PHNXAZMAY0X  666   2019-05-11   
928-419 4 Flagstaff AZ PHNXAZMAY0X  666   2024-08-08   
928-547 8 Flagstaff AZ PHNXAZMAY0X  666   2024-07-28   
928-549 1 Flagstaff AZ PHNXAZMAY0X  666   2026-06-15   
928-549 9 Flagstaff AZ PHNXAZMAY0X  666   2026-07-07   
929-504 6 New York City Zone 04 NY WHPLNYGRX0X  132   2020-03-04   
929-510 5 New York City Zone 08 NY WHPLNYGRX0X  132   2019-06-13   
929-510 6 New York City Zone 08 NY WHPLNYGRX0X  132   2019-06-13   
929-522 1 New York City Zone 08 NY WHPLNYGRX0X  132   2026-06-29   
929-531 A New York City Zone 13 NY WHPLNYGRX0X  132      
929-531 0 New York City Zone 13 NY WHPLNYGRX0X  132   2019-07-25   
929-531 1 New York City Zone 13 NY WHPLNYGRX0X  132   2019-07-25   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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