Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 330 [Rate centres in NPA 330] [Dial plan for NPA 330]

NXX: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-457 A New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 0 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 1 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 2 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 3 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 4 New Waterford OH YNTWOH78X9X  464C ONVOY, LLC - OH 322   2021-04-12   
330-457 5 New Waterford OH YNTWOH78X9X  464C ONVOY, LLC - OH 322   2021-01-31   
330-457 6 New Waterford OH YNTWOH74UMD  073H TELNYX LLC 322   2021-01-22   
330-457 7 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      
330-457 8 New Waterford OH YNTWOHHD0MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 322   2005-04-01   
330-457 9 New Waterford OH NWWTOH45RS1  9321 OHIO BELL TEL CO 322      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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