Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-250 A Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-250 0 Fort Madison IA DVNPIADTX5X  985E BANDWIDTH.COM CLEC, LLC - IA 634   2014-04-17   
319-250 1 Fort Madison IA DVNPIADTX5X  985E BANDWIDTH.COM CLEC, LLC - IA 634   2014-11-30   
319-250 2 Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2016-03-14   
319-250 3 Fort Madison IA DVNPIAEADMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 634   2013-06-01   
319-250 4 Fort Madison IA DVNPIAEA9MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 634   2009-12-24   
319-250 5 Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2017-06-22   
319-250 6 Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2019-05-11   
319-250 7 Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2016-03-14   
319-250 8 Fort Madison IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2014-06-30   
319-250 9 Fort Madison IA DVNPIA80X8X  444G AUREON COMMUNICATIONS, LLC 634   2013-03-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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