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.

OCN: 425J CSC WIRELESS, LLC

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

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
915-268 A El Paso TX ELPSTXMAY0X  540      
915-268 2 El Paso TX   540   2020-08-06   
917-245 1 New York City Zone 13 NY   132   2023-08-20   
917-245 4 New York City Zone 13 NY   132   2023-08-20   
917-245 5 New York City Zone 13 NY   132   2023-08-20   
917-889 6 New York City Zone 03 NY   132   2019-06-14   
920-201 A Appleton WI APPLWI01Y0X  350      
920-201 2 Appleton WI   350   2020-09-14   
928-264 2 Ehrenberg AZ   730   2019-06-18   
928-264 3 Ehrenberg AZ   730   2019-06-18   
928-419 A Flagstaff AZ PHNXAZMAY0X  666      
928-419 1 Flagstaff AZ   666   2019-07-13   
928-419 2 Flagstaff AZ   666   2019-05-11   
928-419 4 Flagstaff AZ   666   2024-08-08   
928-547 8 Flagstaff AZ   666   2024-07-28   
929-504 6 New York City Zone 04 NY   132   2020-03-04   
929-510 5 New York City Zone 08 NY   132   2019-06-13   
929-510 6 New York City Zone 08 NY   132   2019-06-13   
929-531 A New York City Zone 13 NY WHPLNYGRX0X  132      
929-531 0 New York City Zone 13 NY   132   2019-07-25   
929-531 1 New York City Zone 13 NY   132   2019-07-25   
929-531 2 New York City Zone 13 NY   132   2019-08-25   
929-531 3 New York City Zone 13 NY   132   2019-08-25   
929-531 4 New York City Zone 13 NY   132   2019-09-25   
929-541 A New York City Zone 03 NY WHPLNYGRX0X  132      
929-541 0 New York City Zone 03 NY   132   2020-04-26   
929-541 1 New York City Zone 03 NY   132   2020-04-26   
929-541 2 New York City Zone 03 NY   132   2020-04-26   
929-541 3 New York City Zone 03 NY   132   2020-04-26   
929-541 4 New York City Zone 03 NY   132   2020-05-02   
929-541 5 New York City Zone 03 NY   132   2020-05-02   
929-541 6 New York City Zone 03 NY   132   2020-05-02   
929-541 7 New York City Zone 03 NY   132   2020-06-06   
929-541 8 New York City Zone 03 NY   132   2020-06-06   
929-541 9 New York City Zone 03 NY   132   2020-06-27   
929-557 0 New York City Zone 10 NY   132   2020-01-08   
929-557 1 New York City Zone 10 NY   132   2020-01-08   
929-603 1 New York City Zone 10 NY   132   2020-01-20   
929-610 A New York City Zone 04 NY WHPLNYGRX0X  132      
929-610 0 New York City Zone 04 NY   132   2019-07-15   
929-610 1 New York City Zone 04 NY   132   2019-07-15   
929-610 2 New York City Zone 04 NY   132   2019-08-25   
929-610 3 New York City Zone 04 NY   132   2019-08-25   
929-610 4 New York City Zone 04 NY   132   2019-09-25   
929-610 7 New York City Zone 04 NY   132   2020-03-01   
929-659 9 New York City Zone 13 NY   132   2023-08-20   
929-667 3 New York City Zone 10 NY   132   2020-01-20   
929-667 9 New York City Zone 10 NY   132   2020-01-20   
929-731 3 New York City Zone 03 NY   132   2024-01-29   
929-731 4 New York City Zone 03 NY   132   2024-01-29   

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

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.