Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 303 [Rate centres in NPA 303] [Dial plan for NPA 303]

NXX: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
303-500 A Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-500 0 Hudson CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-500 1 Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-500 2 Hudson CO DNVRCOII4MD  5562 METROPCS, INC. 656      
303-500 3 Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-500 4 Hudson CO DNVRCOII4MD  5562 METROPCS, INC. 656      
303-500 5 Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-500 6 Hudson CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-500 7 Hudson CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-500 8 Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-500 9 Hudson CO DNVRCOII4MD  5562 METROPCS, INC. 656      

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

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