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.

OCN: 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
972-469 A Frisco TX DLLSTXHW6MD  552      
972-469 8 Frisco TX DLLSTXHW6MD  552   2016-08-25   
972-637 1 Cedar Hill TX DLLSTXHW6MD  552   2007-07-13   
972-734 7 Princeton EMS TX DLLSTXHW6MD  552   2010-12-23   
972-782 0 Farmersville TX DLLSTXHW6MD  552   2010-12-23   
972-893 6 Irving TX DLLSTXHW6MD  552   2010-04-01   
972-893 8 Irving TX DLLSTXHW6MD  552   2007-12-01   
972-993 A Dallas TX DLLSTXHW6MD  552      
978-208 5 Lawrence MA CHTWMABF2MD  128   2006-06-30   
978-219 5 Salem MA CHTWMABF2MD  128   2006-07-15   
978-229 5 Wilmington MA CHTWMABF2MD  128   2005-04-10   
978-288 7 Beverly MA CHTWMABF2MD  128   2017-04-14   
978-289 5 Andover MA CHTWMABF2MD  128   2005-04-10   
978-295 5 Sudbury MA CHTWMABF2MD  128   2006-07-27   
978-310 5 Hudson MA CHTWMABF2MD  128   2006-09-03   
978-341 5 Concord MA CHTWMABF2MD  128   2005-04-10   
978-344 5 Maynard MA CHTWMABF2MD  128   2007-01-02   
978-357 5 North Reading MA CHTWMABF2MD  128   2007-07-01   
978-358 5 Newburyport MA CHTWMABF2MD  128   2008-08-31   
978-364 5 Lowell MA CHTWMABF2MD  128   2005-04-03   
978-391 5 Ayer MA CHTWMABF2MD  128   2006-05-22   
978-393 5 Acton MA CHTWMABF2MD  128   2005-04-10   
978-431 5 Littleton MA CHTWMABF2MD  128   2006-08-11   
978-442 6 Lowell MA CHTWMABF2MD  128   2023-05-01   
978-442 7 Lowell MA CHTWMABF2MD  128   2023-05-01   
978-442 8 Lowell MA CHTWMABF2MD  128   2023-05-01   
978-471 5 Ipswich MA CHTWMABF2MD  128   2006-09-14   
978-484 5 Rowley MA CHTWMABF2MD  128   2012-02-05   
978-495 5 Billerica MA CHTWMABF2MD  128   2005-04-10   
978-495 7 Billerica MA CHTWMABF2MD  128   2014-02-20   
978-515 5 Gloucester MA CHTWMABF2MD  128   2008-05-09   
978-516 5 Fitchburg MA CHTWMABF2MD  128   2006-05-22   
978-522 5 Beverly MA CHTWMABF2MD  128   2006-08-03   
978-526 5 Manchester MA CHTWMABF2MD  128   2008-08-17   
978-548 5 Peabody MA CHTWMABF2MD  128   2005-04-10   
978-560 8 Danvers MA CHTWMABF2MD  128   2017-05-11   
978-598 5 Clinton MA CHTWMABF2MD  128   2006-03-30   
978-605 A Danvers MA CHTWMABF2MD  128      
978-605 5 Danvers MA CHTWMABF2MD  128   2006-06-05   
978-653 5 Hamilton MA CHTWMABF2MD  128   2006-05-22   
978-669 5 Gardner MA CHTWMABF2MD  128   2006-09-23   
978-674 6 Lowell MA CHTWMABF2MD  128   2008-03-07   
978-728 5 Leominster MA CHTWMABF2MD  128   2006-10-20   
978-743 5 Pepperell MA CHTWMABF2MD  128   2009-03-16   
978-783 5 Andover MA CHTWMABF2MD  128   2014-07-05   
978-785 5 Lunenburg MA CHTWMABF2MD  128   2006-04-13   
978-788 6 Lowell MA CHTWMABF2MD  128   2011-06-05   
978-856 6 Lowell MA CHTWMABF2MD  128   2011-06-05   
978-883 5 Ashburnham MA CHTWMABF2MD  128   2007-11-16   
978-905 7 Lowell MA CHTWMABF2MD  128   2010-04-17   

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

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