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: 7421 AT&T LOCAL

<< 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 83 84 85 86 87 88 89 90 91 92 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
515-559 9 Des Moines IA DESMIADTDS3  632      
516-301 A Nassau Zone 1 NY GRCYNYGC6KD  132      
516-301 2 Nassau Zone 1 NY GRCYNYGC6KD  132      
516-302 A Nassau Zone 2 NY GRCYNYGC6KD  132      
516-302 9 Nassau Zone 2 NY GRCYNYGC6KD  132      
516-507 A Nassau Zone 5 NY GRCYNYGC6KD  132      
516-507 1 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-507 3 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-507 5 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-508 A Nassau Zone 5 NY GRCYNYGC6KD  132      
516-508 4 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-508 7 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-515 A Nassau Zone 5 NY GRCYNYGC6KD  132      
516-515 2 Nassau Zone 5 NY GRCYNYGC6KD  132      
516-629 8 Nassau Zone 4 NY NYCQNYRPAMD  132   2001-12-20   
516-690 2 Nassau Zone 6 NY GRCYNYGC6KD  132   2002-07-16   
516-714 A Nassau Zone 7 NY GRCYNYGC6KD  132      
516-714 1 Nassau Zone 7 NY GRCYNYGC6KD  132      
516-714 7 Nassau Zone 7 NY GRCYNYGC6KD  132      
516-801 9 Nassau Zone 4 NY NYCQNYRPAMD  132   2001-03-24   
516-809 3 Nassau Zone 9 NY BRWDNYBW6KD  132   2002-08-21   
516-837 4 Nassau Zone 3 NY BRWDNYBW6KD  132   2002-08-21   
516-860 A Nassau Zone 8 NY GRCYNYGC6KD  132      
516-860 1 Nassau Zone 8 NY GRCYNYGC6KD  132      
516-927 A Farmingdale NY GRCYNYGC6KD  132      
516-927 2 Farmingdale NY GRCYNYGC6KD  132      
516-927 4 Farmingdale NY GRCYNYGC6KD  132      
516-927 5 Farmingdale NY GRCYNYGC6KD  132      
516-927 9 Farmingdale NY GRCYNYGC6KD  132      
517-249 6 Lansing MI LNNGMIMNPMD  346   2017-06-03   
517-268 5 Holt MI LNNGMIMNPMD  346   2003-11-25   
517-334 4 Lansing MI LNNGMIMNPMD  346   2011-12-23   
517-338 2 Howell MI PLMOMIFA7MD  340   2003-11-25   
517-391 A Lansing MI LNNGMIMNPMD  346      
517-391 1 Lansing MI LNNGMIMNPMD  346      
517-391 5 Lansing MI LNNGMIMNPMD  346      
517-392 A Jackson MI LNNGMIMNPMD  346      
517-392 9 Jackson MI LNNGMIMNPMD  346      
517-626 5 Grand Ledge MI LNNGMIMNPMD  346   2004-01-26   
517-686 A Albion MI LNNGMIMNX2Y  346      
517-686 9 Albion MI LNNGMIMNX2Y  346      
518-278 1 Jonesville NY ALBYNYSSDS4  134   2001-06-25   
518-306 A Saratoga Springs NY ALBYNYSSDS4  134      
518-306 3 Saratoga Springs NY ALBYNYSSDS4  134      
518-660 A Hudson NY ALBYNYSSNMD  134      
518-660 9 Hudson NY ALBYNYSSNMD  134   2012-09-18   
518-718 A Tannersville NY ALBYNYSSX4Z  134      
518-718 9 Tannersville NY ALBYNYSSX4Z  134   2019-04-12   
518-823 2 Cobleskill NY ALBYNYSSDS4  134   2001-03-01   
518-837 A Lake Placid NY ALBYNYSSNMD  134      

<< 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 83 84 85 86 87 88 89 90 91 92 >>

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.