Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-281 A Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 0 Detroit Zone 3 MI   145J TERRA NOVA TELECOM INC. 340   2022-04-05   
313-281 1 Detroit Zone 3 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-05   
313-281 2 Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 4 Detroit Zone 3 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-05   
313-281 5 Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 6 Detroit Zone 3 MI DTRTMIBHMMD  1200 TALK AMERICA INC. - MI 340   2005-01-16   
313-281 8 Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 9 Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

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

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