Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-900 A Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-900 0 Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2014-05-25   
551-900 1 Dumont NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2015-02-22   
551-900 2 Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2015-06-14   
551-900 3 Dumont NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2015-09-05   
551-900 4 Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2016-02-22   
551-900 5 Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2016-02-22   
551-900 6 Dumont NJ NWRKNJMDDSM  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 224   2017-05-13   
551-900 7 Dumont NJ NWRKNJ0293Z  073H TELNYX LLC 224   2017-05-04   
551-900 8 Dumont NJ   515J IP HORIZON LLC 224   2015-03-25   
551-900 9 Dumont NJ   515J IP HORIZON LLC 224   2016-04-06   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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