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: 659

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-659 A Detroit Zone 4 MI DTRTMIVTDS0  9323 MICHIGAN BELL TEL CO 340      
313-659 0 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      
313-659 1 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      
313-659 2 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      
313-659 3 Detroit Zone 4 MI   543C ONVOY, LLCV - MI 340   2007-05-18   
313-659 4 Detroit Zone 4 MI   543C ONVOY, LLCV - MI 340   2022-11-26   
313-659 5 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      
313-659 6 Detroit Zone 4 MI   318J COMCAST IP PHONE, LLC 340   2012-12-21   
313-659 7 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      
313-659 8 Detroit Zone 4 MI   5562 METROPCS, INC. 340   2006-07-11   
313-659 9 Detroit Zone 4 MI   9323 MICHIGAN BELL TEL CO 340      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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