Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-221 A Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-221 3 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-09-30   
248-221 6 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-09-27   
248-294 A Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-294 4 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-11-02   
248-294 5 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-11-02   
248-309 4 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-11-02   
248-309 5 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-11-02   
248-327 A Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-327 5 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2008-04-11   
248-327 9 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-392 9 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-08-15   
248-395 5 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-02-19   
248-590 A Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-590 8 Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-01-04   
248-590 9 Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-01-04   
248-621 6 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-01-04   
248-629 A Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-629 3 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-639 6 Pontiac MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-06-04   
248-665 4 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2017-02-16   
248-688 A Troy MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-688 3 Troy MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-727 6 Southfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-05-25   
248-775 A Milford-White Lake MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-775 4 Milford-White Lake MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-04-17   
248-775 6 Milford-White Lake MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-04-17   
248-839 A Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-839 0 Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-12-01   
248-839 6 Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-05-28   
248-919 3 Farmington MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-940 6 Birmingham MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2019-07-10   
248-951 3 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2017-06-26   
248-951 6 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-11-04   
248-951 7 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-11-04   
248-955 6 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2019-05-17   
248-965 6 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-10-23   
248-965 7 Royal Oak MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-11-19   
248-970 6 West Bloomfield MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-02-08   
248-987 A Farmington MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-987 3 Farmington MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-987 9 Farmington MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-261 8 Detroit Zone 1 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-06-24   
313-264 6 Detroit Zone 2 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-11-05   
313-293 3 Detroit Zone 1 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-09-11   
313-437 A Detroit Zone 4 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-437 6 Detroit Zone 4 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2010-06-21   
313-488 6 Detroit Zone 1 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2019-09-30   
313-774 A Detroit Zone 1 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-774 5 Detroit Zone 1 MI 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2019-12-11   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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