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: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-278 A Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-278 0 Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-278 1 Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320   2008-09-28   
440-278 2 Wickliffe OH CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320   2021-09-09   
440-278 3 Wickliffe OH   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 320   2025-09-02   
440-278 4 Wickliffe OH CLEVOH64XKX  793K TWC IP ENABLED SERVICES, LLC 320   2006-12-06   
440-278 5 Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320   2021-03-01   
440-278 6 Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320   2021-03-01   
440-278 7 Wickliffe OH CLEVOHEKX5X  460K FIRST COMMUNICATIONS, LLC 320   2009-12-23   
440-278 8 Wickliffe OH CLEVOHEKIMD  145J TERRA NOVA TELECOM INC. 320   2025-01-03   
440-278 9 Wickliffe OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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