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.

NPA: 908 [Rate centres in NPA 908] [Dial plan for NPA 908]

NXX: 830

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
908-830 A Summit NJ RDBKNJBADS1  3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 224      
908-830 0 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2017-06-21   
908-830 1 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-08-09   
908-830 2 Summit NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2022-11-17   
908-830 3 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-08-09   
908-830 4 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-08-09   
908-830 5 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-08-09   
908-830 6 Summit NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-08-09   
908-830 8 Summit NJ   4948 CABLEVISION LIGHTPATH, INC. - NJ 224   2025-03-14   
908-830 9 Summit NJ RDBKNJBADS1  3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 224      

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.