Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 419 [Rate centres in NPA 419] [Dial plan for NPA 419]

NXX: 880

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
419-880 A Helena OH BWLGOHXAPS0  0615 FRONTIER NORTH, INC. - OH 326      
419-880 0 Helena OH   0615 FRONTIER NORTH, INC. - OH 326      
419-880 1 Helena OH   001F BANDWIDTH.COM CLEC, LLC - OH 326   2009-01-04   
419-880 2 Helena OH   624H ONVOY SPECTRUM, LLC 326   2021-12-17   
419-880 3 Helena OH   624H ONVOY SPECTRUM, LLC 326   2021-12-17   
419-880 4 Helena OH   624H ONVOY SPECTRUM, LLC 326   2021-12-17   
419-880 5 Helena OH   793K TWC IP ENABLED SERVICES, LLC 326   2008-03-21   
419-880 6 Helena OH   624H ONVOY SPECTRUM, LLC 326   2021-12-17   
419-880 7 Helena OH   624H ONVOY SPECTRUM, LLC 326   2021-12-17   
419-880 8 Helena OH   073H TELNYX LLC 326   2019-10-04   
419-880 9 Helena OH   464C ONVOY, LLC - OH 326   2021-12-17   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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