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: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-389 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 0 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 1 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 2 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 3 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 4 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 5 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 6 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-03-05   
313-389 7 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 8 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 9 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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