Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 722G WIDE VOICE, LLC - IA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
319-701 A Cedar Rapids IA   635   2025-05-30   
319-701 1 Cedar Rapids IA   635   2025-05-30   
515-416 A Des Moines IA DESMIADTXVX  632      
515-416 1 Des Moines IA DESMIADTXVX  632   2019-12-20   
563-551 A Davenport IA DVNPIAEAUMD  634      
563-551 1 Davenport IA DVNPIAEAUMD  634   2019-12-20   
712-613 A Sioux City IA SXCYIADTXMD  630      
712-613 1 Sioux City IA SXCYIADTXMD  630   2019-12-19   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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