Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 640 [Rate centres in NPA 640] [Dial plan for NPA 640]

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-256 A Pemberton NJ   637C ONVOY, LLC - NJ 222   2024-04-21   
640-256 0 Pemberton NJ   637C ONVOY, LLC - NJ 222      
640-256 1 Pemberton NJ   637C ONVOY, LLC - NJ 222      
640-256 6 Pemberton NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222      
640-256 7 Pemberton NJ   264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 222      
640-256 8 Pemberton NJ   637C ONVOY, LLC - NJ 222      
640-256 9 Pemberton NJ   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 222      

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

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