Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

NXX: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-866 A Denver CO DNVRCO26XSX  145J TERRA NOVA TELECOM INC. 656      
720-866 0 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 1 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 2 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 3 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 4 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 5 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-866 6 Denver CO   145J TERRA NOVA TELECOM INC. 656      
720-866 7 Denver CO   829J PAETEC ITEL, LLC 656      
720-866 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-866 9 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      

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

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