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: DNVRCO26XJX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-768 A Denver CO 022H COMMIO, LLC 656      
720-768 7 Denver CO 022H COMMIO, LLC 656      
720-868 0 Fort Lupton CO 939H COMMIO, LLC 656      
720-868 1 Fort Lupton CO 939H COMMIO, LLC 656      
720-868 2 Fort Lupton CO 939H COMMIO, LLC 656      
720-868 3 Fort Lupton CO 939H COMMIO, LLC 656      
720-868 4 Fort Lupton CO 939H COMMIO, LLC 656      
970-610 7 Fruita CO 939H COMMIO, LLC 656      
970-743 2 Fort Morgan CO 939H COMMIO, LLC 656      
970-743 4 Fort Morgan CO 939H COMMIO, LLC 656      
970-743 5 Fort Morgan CO 939H COMMIO, LLC 656      
970-743 8 Fort Morgan CO 939H COMMIO, LLC 656      
970-791 9 Loveland CO 939H COMMIO, LLC 656      
970-792 1 Fort Collins CO 939H COMMIO, LLC 656      
970-902 5 Grand Junction CO 939H COMMIO, LLC 656      
970-975 8 Montrose CO 939H COMMIO, LLC 656      

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

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