Local Calling Guide

Area code/prefix search

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NPA: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 556

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-556 A Wilmington OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2020-12-28   
937-556 0 Wilmington OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2019-03-29   
937-556 1 Wilmington OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328   2020-02-06   
937-556 2 Wilmington OH DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328   2016-01-27   
937-556 3 Wilmington OH DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328   2014-02-14   
937-556 4 Wilmington OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-556 5 Wilmington OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-05-14   
937-556 6 Wilmington OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-05-14   
937-556 7 Wilmington OH DYTNOHIBX2X  508J CENTURYLINK COMMUNICATIONS LLC 328   2014-05-14   
937-556 8 Wilmington OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2016-01-21   
937-556 9 Wilmington OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328   2020-02-06   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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