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.
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OCN: 2227 MUD LAKE TELEPHONE COOPERATIVE ASSOCIATION, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
208-374 A Dubois ID DUBSIDXCDS0  652      
208-560 A Dubois ID DUBSIDXCDS1  652      
208-560 1 Dubois ID DUBSIDXCDS1  652   2019-08-28   
208-657 A Monteview ID MNVWIDXCRS1  652      
208-662 A Hamer ID HAMRIDXCRS1  652      
208-663 A Terreton ID TRTNIDXCRS1  652      
208-778 A Kilgore ID KLGRIDXCRS1  652      

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

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