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

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-230 A Englewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-230 0 Englewood NJ NWRKNJ0293Z  073H TELNYX LLC 224      
551-230 1 Englewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-230 2 Englewood NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224      
551-230 3 Englewood NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224      
551-230 4 Englewood NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224      
551-230 5 Englewood NJ PSWYNJBXDS0  999H BLUEBIRD COMMUNICATIONS, LLC - NJ 224      
551-230 6 Englewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-230 7 Englewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-230 8 Englewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-230 9 Englewood NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224      

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

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