Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 983 [Rate centres in NPA 983] [Dial plan for NPA 983]

Block: A

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
983-200 A Longmont CO DNVTCOZIGMD  732J NUSO, LLC 656      
983-201 A Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
983-202 A Denver CO   0051 SHELCOMM 656   2024-03-15   
983-203 A Denver CO   026D ONVOY, LLC - CO 656   2024-04-19   
983-222 A Roggen CO DNVRCO26XWX  616J LEAP TELECOM, LLC 656      
983-333 A Denver CO DNVRCOMA22Z  557H WIDE VOICE, LLC - CO 656   2024-02-18   
983-444 A Denver CO   557H WIDE VOICE, LLC - CO 656   2024-04-01   
983-777 A Denver CO DNVRCOMA22Z  557H WIDE VOICE, LLC - CO 656      
983-888 A Denver CO DNVRCOMA22Z  557H WIDE VOICE, LLC - CO 656      
983-983 A Longmont CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
983-999 A Denver CO DNVRCOMA22Z  557H WIDE VOICE, LLC - CO 656      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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