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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Switch: BGSYMTXCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
406-993 A Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 1 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 2 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 3 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 4 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 5 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 6 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 7 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-993 9 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 A Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 0 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 1 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 2 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 3 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 4 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 5 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 6 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 7 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 8 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      
406-995 9 Big Sky MT 2255 3 RIVERS TEL. COOP., INC. 650      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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