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: 386

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-386 A Ridgewood NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-02-01   
551-386 0 Ridgewood NJ   939H COMMIO, LLC 224      
551-386 1 Ridgewood NJ   939H COMMIO, LLC 224      
551-386 2 Ridgewood NJ   939H COMMIO, LLC 224      
551-386 3 Ridgewood NJ   637C ONVOY, LLC - NJ 224      
551-386 4 Ridgewood NJ   637C ONVOY, LLC - NJ 224      
551-386 5 Ridgewood NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224      
551-386 6 Ridgewood NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224      
551-386 7 Ridgewood NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224      
551-386 8 Ridgewood NJ   939H COMMIO, LLC 224      
551-386 9 Ridgewood NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.