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: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-348 A Trinity OH CLEYOHIGDS2  7520 XO OHIO, INC. 320      
440-348 0 Trinity OH   7520 XO OHIO, INC. 320      
440-348 1 Trinity OH   7520 XO OHIO, INC. 320      
440-348 2 Trinity OH   7520 XO OHIO, INC. 320      
440-348 3 Trinity OH   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 320   2002-10-16   
440-348 4 Trinity OH   464C ONVOY, LLC - OH 320   2005-04-11   
440-348 5 Trinity OH   7520 XO OHIO, INC. 320   2005-04-11   
440-348 6 Trinity OH   464C ONVOY, LLC - OH 320   2005-04-11   
440-348 7 Trinity OH   464C ONVOY, LLC - OH 320   2005-04-11   
440-348 8 Trinity OH   464C ONVOY, LLC - OH 320   2005-04-11   
440-348 9 Trinity OH   460K FIRST COMMUNICATIONS, LLC 320   2004-01-06   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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