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: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-856 A Willoughby OH GAHGOH01DS0  7163 ICG TELECOM GROUP - OH 320      
440-856 0 Willoughby OH GAHGOH01DS0  7163 ICG TELECOM GROUP - OH 320      
440-856 1 Willoughby OH CLEVOH024MD  516C AT&T CORP. 320   2015-02-27   
440-856 2 Willoughby OH GAHGOH01DS0  7163 ICG TELECOM GROUP - OH 320      
440-856 3 Willoughby OH GAHGOHBTCM0  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-07-11   
440-856 4 Willoughby OH   464C ONVOY, LLC - OH 320   2021-03-01   
440-856 5 Willoughby OH GAHGOHBTCM0  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-07-11   
440-856 6 Willoughby OH GAHGOHBTCM0  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-07-11   
440-856 7 Willoughby OH   464C ONVOY, LLC - OH 320   2021-03-01   
440-856 8 Willoughby OH CLEVOHEK4MD  073H TELNYX LLC 320   2017-03-14   
440-856 9 Willoughby OH GAHGOHBTCM0  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2007-01-04   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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