Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-370 A Amherst OH   793K TWC IP ENABLED SERVICES, LLC 320   2025-02-11   
440-370 0 Amherst OH CLEVOHBBGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-370 1 Amherst OH CLEVOHBBCM0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-370 2 Amherst OH CLEVOHBBCM0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-370 3 Amherst OH   793K TWC IP ENABLED SERVICES, LLC 320      
440-370 4 Amherst OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-370 5 Amherst OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-370 6 Amherst OH CLEVOHBBCM0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-370 7 Amherst OH CLEVOH62XQZ  508J CENTURYLINK COMMUNICATIONS, LLC 320      
440-370 8 Amherst OH BEREOHBPRP0  735E SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 320      
440-370 9 Amherst OH   793K TWC IP ENABLED SERVICES, LLC 320      

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

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