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: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

NXX: 272

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-272 A Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 0 Leonia NJ NWRKNJ0293Z  073H TELNYX LLC 224      
551-272 1 Leonia NJ   515J IP HORIZON LLC 224      
551-272 2 Leonia NJ PSWYNJBXDS0  999H BLUEBIRD COMMUNICATIONS, LLC - NJ 224      
551-272 3 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 4 Leonia NJ JRCYNJ65DS4  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 224      
551-272 5 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 6 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 7 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 8 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-272 9 Leonia NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.