Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 515 [Rate centres in NPA 515] [Dial plan for NPA 515]

NXX: 644

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-644 A Des Moines IA DESMIADTXMX  073H TELNYX LLC 632      
515-644 0 Des Moines IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2024-08-09   
515-644 1 Des Moines IA   073H TELNYX LLC 632   2020-01-12   
515-644 2 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 3 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 4 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 5 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 6 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 7 Des Moines IA   221F ONVOY, LLC - IA 632   2021-01-22   
515-644 8 Des Moines IA   221F ONVOY, LLC - IA 632   2021-12-06   
515-644 9 Des Moines IA   508J CENTURYLINK COMMUNICATIONS, LLC 632   2023-03-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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