Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 513 [Rate centres in NPA 513] [Dial plan for NPA 513]

NXX: 340

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-340 A Little Miami OH CNCNOHWS01Z  793K TWC IP ENABLED SERVICES, LLC 922   2025-02-18   
513-340 0 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2013-02-12   
513-340 1 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2009-09-17   
513-340 2 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2009-07-30   
513-340 3 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2009-07-30   
513-340 4 Little Miami OH CNCNOHWS01Z  793K TWC IP ENABLED SERVICES, LLC 922   2007-02-12   
513-340 5 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2009-08-31   
513-340 6 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2009-09-17   
513-340 7 Little Miami OH CNCOOH500MD  036B CITYNET OHIO, LLC - OH 922   2003-08-22   
513-340 8 Little Miami OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922   2010-06-26   
513-340 9 Little Miami OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2023-08-31   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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