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: 640 [Rate centres in NPA 640] [Dial plan for NPA 640]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-230 A Princeton NJ CMDNNJCECM2  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 222      
640-230 0 Princeton NJ CMDNNJCE59Z  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 222      
640-230 1 Princeton NJ CMDNNJCE59Z  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 222      
640-230 2 Princeton NJ CMDNNJCE59Z  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 222      
640-230 3 Princeton NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
640-230 4 Princeton NJ CMDNNJCECM2  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 222      
640-230 5 Princeton NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
640-230 6 Princeton NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
640-230 7 Princeton NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
640-230 8 Princeton NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
640-230 9 Princeton NJ CMDNNJCECM2  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 222      

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

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