Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Pontiac, MI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
248-622 A DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 0 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 1 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-04-29   
248-622 3 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 4 DTRTMIBASMD  516C AT&T CORP. 340   2010-09-03   
248-622 5 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2014-06-30   
248-622 6 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 7 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 8 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-622 9 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
248-630 A SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 0 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 1 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 2 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 3 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-06-17   
248-630 4 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 5 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2005-01-30   
248-630 6 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2005-01-30   
248-630 7 SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   
248-630 8 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-630 9 SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
248-636 A SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-636 0 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-02-03   
248-636 1 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-05-29   
248-636 2 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-05-29   
248-636 3 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-03-03   
248-636 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-636 5 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-03-03   
248-636 6 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-02-03   
248-636 7 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-03-03   
248-636 8 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-03-03   
248-636 9 LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-02-03   
248-639 A SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-639 0   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-08-18   
248-639 1 LIVNMIUX0MD  5562 METROPCS, INC. 340   2012-08-18   
248-639 2 SFLDMIBV3MD  508J CENTURYLINK COMMUNICATIONS, LLC 340   2013-04-01   
248-639 3 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2013-04-01   
248-639 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-01-02   
248-639 5 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-06-04   
248-639 6 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2013-06-04   
248-639 7 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2013-02-22   
248-639 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-02-03   
248-639 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-02-03   
248-648 A BRHMMIBD7MD  7421 AT&T - LOCAL 340      
248-648 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2011-06-05   
248-648 1 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
248-648 2 BRHMMIBD7MD  7421 AT&T - LOCAL 340      
248-648 3 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-08   
248-648 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-08   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.