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.

NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

<< 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 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-557 2 Amagansett NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2016-07-15   
631-557 3 Amagansett NY WHPLNYGR1MD  612K CSC VOICE, LLC 132   2018-08-10   
631-557 4 Amagansett NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2019-11-17   
631-557 5 Amagansett NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-06-21   
631-557 6 Amagansett NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-06-21   
631-557 7 Amagansett NY   1215 CORETEL NEW YORK, INC. - NY 132   2019-04-01   
631-557 8 Amagansett NY NYCMNYBXJMD  073H TELNYX LLC 132   2018-11-01   
631-557 9 Amagansett NY NYCMNYBXWMD  515J IP HORIZON LLC 132   2024-09-14   
631-558 A Riverhead NY NYCMNY30BMD  6630 SPOK, INC. 132      
631-559 A Brentwood NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      
631-559 0 Brentwood NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2006-05-21   
631-559 1 Brentwood NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2006-05-21   
631-559 2 Brentwood NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2006-05-21   
631-559 3 Brentwood NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2006-05-21   
631-559 4 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2007-12-21   
631-559 5 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2007-12-21   
631-559 6 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2007-12-21   
631-559 7 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2007-12-21   
631-559 8 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2008-02-03   
631-559 9 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2008-02-03   
631-560 A Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132      
631-560 0 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-11-13   
631-560 1 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-11-13   
631-560 2 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-11-13   
631-560 3 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-11-13   
631-560 4 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-560 5 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-560 6 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-560 7 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-560 8 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-560 9 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2006-12-08   
631-561 A Selden NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-561 0 Selden NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-561 1 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-561 2 Selden NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2003-06-09   
631-561 3 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-561 4 Selden NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-09-25   
631-561 5 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-561 6 Selden NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-09-25   
631-561 7 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-561 8 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-561 9 Selden NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2003-09-19   
631-562 A Patchogue NY WHPLNYGR1MD  612K CSC VOICE, LLC 132      
631-562 0 Patchogue NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   
631-562 1 Patchogue NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2012-02-27   
631-562 2 Patchogue NY HCVLNYAHDS9  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2011-12-09   
631-562 3 Patchogue NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2012-01-06   
631-562 4 Patchogue NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-03-26   
631-562 5 Patchogue NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-11-23   
631-562 6 Patchogue NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-04-08   

<< 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 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.