Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 304 [Rate centres in NPA 304] [Dial plan for NPA 304]

NXX: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-557 A Princeton WV BLFDWVXAXDY  732J NUSO, LLC 932   2025-01-18   
304-557 1 Princeton WV BLFDWVXAXYX  449F ONVOY, LLC - WV 932   2021-03-26   
304-557 2 Princeton WV BLFDWVXAXYX  449F ONVOY, LLC - WV 932   2021-03-26   
304-557 3 Princeton WV BLFDWVXAX2Y  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 932   2012-12-28   
304-557 4 Princeton WV BLFDWVXAXDY  732J NUSO, LLC 932   2025-01-18   
304-557 5 Princeton WV BLFDWVXAX4Y  318J COMCAST IP PHONE, LLC 932   2021-01-09   
304-557 8 Princeton WV BLFDWVXA7MD  073H TELNYX LLC 932   2021-03-07   
304-557 9 Princeton WV RCLDVAXABMD  6394 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV 932   2011-12-16   

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

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