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.

Switch: NRTNMAAACM4

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-394 3 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-394 4 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-394 5 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-394 6 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-394 7 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-394 8 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2010-02-11   
978-394 9 Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-397 A Lawrence MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-398 1 Lawrence MA 5562 METROPCS, INC. 128   2008-12-15   
978-398 2 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 3 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 4 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 5 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 6 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 7 Lawrence MA 5562 METROPCS, INC. 128   2010-09-06   
978-398 8 Lawrence MA 5562 METROPCS, INC. 128   2008-12-15   
978-398 9 Lawrence MA 5562 METROPCS, INC. 128   2008-12-15   
978-399 3 Westford MA 5562 METROPCS, INC. 128   2005-03-28   
978-401 1 Leominster MA 5562 METROPCS, INC. 128   2008-12-15   
978-401 5 Leominster MA 5562 METROPCS, INC. 128   2006-02-04   
978-401 6 Leominster MA 5562 METROPCS, INC. 128   2014-12-15   
978-401 7 Leominster MA 5562 METROPCS, INC. 128   2008-12-15   
978-401 8 Leominster MA 5562 METROPCS, INC. 128   2008-12-15   
978-404 A Wilmington MA 5562 METROPCS, INC. 128      
978-404 0 Wilmington MA 5562 METROPCS, INC. 128      
978-404 1 Wilmington MA 5562 METROPCS, INC. 128      
978-404 2 Wilmington MA 5562 METROPCS, INC. 128      
978-404 3 Wilmington MA 5562 METROPCS, INC. 128      
978-404 6 Wilmington MA 5562 METROPCS, INC. 128      
978-404 9 Wilmington MA 5562 METROPCS, INC. 128      
978-406 A Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-406 0 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-10-10   
978-406 1 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-06-04   
978-406 2 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-12-13   
978-406 3 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-11-11   
978-406 5 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-11-20   
978-406 7 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-06-04   
978-406 8 Danvers MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-04-24   
978-408 A Billerica MA 5562 METROPCS, INC. 128      
978-408 1 Billerica MA 5562 METROPCS, INC. 128      
978-408 6 Billerica MA 5562 METROPCS, INC. 128      
978-408 8 Billerica MA 5562 METROPCS, INC. 128      
978-408 9 Billerica MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-410 0 Gardner MA 5562 METROPCS, INC. 128   2021-12-28   
978-410 1 Gardner MA 5562 METROPCS, INC. 128   2021-12-28   
978-410 2 Gardner MA 5562 METROPCS, INC. 128   2022-05-18   
978-410 8 Gardner MA 5562 METROPCS, INC. 128   2021-12-28   
978-412 5 Ipswich MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-11-15   
978-412 6 Ipswich MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-02-17   
978-413 A Westford MA 5562 METROPCS, INC. 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.