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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-203 5 Lansing MI 318J COMCAST IP PHONE LLC 346   2011-06-23   
517-212 8 Hillsdale MI 318J COMCAST IP PHONE LLC 346   2014-12-03   
517-220 2 Lansing MI 318J COMCAST IP PHONE LLC 346   2016-04-27   
517-220 4 Lansing MI 318J COMCAST IP PHONE LLC 346   2016-02-24   
517-252 5 Addison MI 318J COMCAST IP PHONE LLC 346   2007-12-18   
517-253 0 Lansing MI 318J COMCAST IP PHONE LLC 346   2014-05-02   
517-253 7 Lansing MI 318J COMCAST IP PHONE LLC 346   2013-09-05   
517-253 8 Lansing MI 318J COMCAST IP PHONE LLC 346   2013-12-26   
517-315 4 Jackson MI 318J COMCAST IP PHONE LLC 346   2011-09-09   
517-318 6 Lansing MI 318J COMCAST IP PHONE LLC 346   2016-11-07   
517-395 4 Jackson MI 318J COMCAST IP PHONE LLC 346   2010-02-09   
517-408 0 Dimondale MI 318J COMCAST IP PHONE LLC 346   2007-05-27   
517-435 2 Jackson MI 318J COMCAST IP PHONE LLC 346   2014-10-06   
517-435 4 Jackson MI 318J COMCAST IP PHONE LLC 346   2015-10-05   
517-441 9 Eaton Rapids MI 318J COMCAST IP PHONE LLC 346   2007-04-16   
517-483 2 Lansing MI 318J COMCAST IP PHONE LLC 346   2012-06-22   
517-513 3 Jackson MI 318J COMCAST IP PHONE LLC 346   2012-04-21   
517-513 8 Jackson MI 318J COMCAST IP PHONE LLC 346   2012-03-18   
517-529 7 Clarklake MI 318J COMCAST IP PHONE LLC 346   2007-06-08   
517-531 0 Parma MI 318J COMCAST IP PHONE LLC 346   2007-03-07   
517-536 7 Napoleon MI 318J COMCAST IP PHONE LLC 346   2007-06-08   
517-539 5 Jackson MI 318J COMCAST IP PHONE LLC 346   2015-05-11   
517-539 8 Jackson MI 318J COMCAST IP PHONE LLC 346   2015-07-26   
517-569 4 Rives Junction MI 318J COMCAST IP PHONE LLC 346   2008-12-26   
517-574 4 Lansing MI 318J COMCAST IP PHONE LLC 346   2008-09-03   
517-574 5 Lansing MI 318J COMCAST IP PHONE LLC 346   2008-09-03   
517-575 6 Lansing MI 318J COMCAST IP PHONE LLC 346   2011-12-06   
517-580 3 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-07-05   
517-580 4 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-07-05   
517-580 7 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-08-31   
517-580 8 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-08-31   
517-594 5 Osseo MI 318J COMCAST IP PHONE LLC 346   2008-07-22   
517-610 5 Hillsdale MI 318J COMCAST IP PHONE LLC 346   2008-08-28   
517-624 2 De Witt MI 318J COMCAST IP PHONE LLC 346   2012-02-23   
517-641 9 Bath MI 318J COMCAST IP PHONE LLC 346   2008-12-26   
517-657 2 Lansing MI 318J COMCAST IP PHONE LLC 346   2014-09-29   
517-657 3 Lansing MI 318J COMCAST IP PHONE LLC 346   2015-07-15   
517-657 7 Lansing MI 318J COMCAST IP PHONE LLC 346   2015-07-02   
517-666 1 Grand Ledge MI 318J COMCAST IP PHONE LLC 346   2019-11-02   
517-668 6 De Witt MI 318J COMCAST IP PHONE LLC 346   2007-06-26   
517-698 5 North Adams MI 318J COMCAST IP PHONE LLC 346   2008-08-28   
517-708 7 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-12-17   
517-708 8 Lansing MI 318J COMCAST IP PHONE LLC 346   2007-12-17   
517-709 3 Holt MI 318J COMCAST IP PHONE LLC 346   2006-10-08   
517-731 6 Grand Ledge MI 318J COMCAST IP PHONE LLC 346   2014-01-03   
517-790 5 Mosherville MI 318J COMCAST IP PHONE LLC 346   2008-08-28   
517-795 1 Jackson MI 318J COMCAST IP PHONE LLC 346   2007-06-08   
517-795 2 Jackson MI 318J COMCAST IP PHONE LLC 346   2007-06-08   
517-796 3 Jackson MI 318J COMCAST IP PHONE LLC 346   2014-06-06   
517-826 5 Jonesville MI 318J COMCAST IP PHONE LLC 346   2008-08-28   

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Last updated: Tue, 24 Jan 2023 03:01:57 UTC

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