Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-303 A Elburn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-303 0 Elburn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-03-14   
331-303 1 Elburn IL   566J RADIANTIQ LLC 358   2021-05-14   
331-303 2 Elburn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-03-14   
331-303 3 Elburn IL   224C ONVOY, LLC 358   2014-09-15   
331-303 4 Elburn IL   224C ONVOY, LLC 358   2014-09-15   
331-303 5 Elburn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-16   
331-303 6 Elburn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-16   
331-303 7 Elburn IL   7575 CENTURYLINK COMMUNICATIONS LLC 358   2014-07-15   
331-303 8 Elburn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-16   
331-303 9 Elburn IL   073H TELNYX LLC 358   2018-06-28   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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