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: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-837 A Dorset OH CLEVOH62XQZ  508J CENTURYLINK COMMUNICATIONS, LLC 320      
440-837 0 Dorset OH CLEVOHEK9MD  073H TELNYX LLC 320   2021-03-12   
440-837 1 Dorset OH ASHTOHXACMD  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 320   2024-02-25   
440-837 2 Dorset OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2020-01-09   
440-837 3 Dorset OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2020-01-09   
440-837 4 Dorset OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-03-08   
440-837 5 Dorset OH CLEVOHEKNMD  506J TWILIO INTERNATIONAL, INC. 320   2021-08-17   
440-837 7 Dorset OH CLEVOH62XQZ  508J CENTURYLINK COMMUNICATIONS, LLC 320   2015-09-28   
440-837 8 Dorset OH ASHTOHXAKMD  624H ONVOY SPECTRUM, LLC 320   2021-06-06   
440-837 9 Dorset OH ASHTOHXADMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320   2023-12-11   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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