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: 377

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-377 A Olmsted Falls OH CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320      
440-377 0 Olmsted Falls OH CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320      
440-377 1 Olmsted Falls OH   515J IP HORIZON LLC 320   2024-03-07   
440-377 2 Olmsted Falls OH CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320   2021-09-17   
440-377 3 Olmsted Falls OH CLEVOHEKNMD  506J TWILIO INTERNATIONAL, INC. 320   2021-08-17   
440-377 5 Olmsted Falls OH CLEVOHEKIMD  145J TERRA NOVA TELECOM INC. 320   2023-08-09   
440-377 6 Olmsted Falls OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-12-02   
440-377 8 Olmsted Falls OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320   2005-07-19   
440-377 9 Olmsted Falls OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-12-02   

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

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