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: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-566 4 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2003-10-01   
510-566 5 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2003-10-01   
510-566 6 Hayward CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-08-27   
510-566 7 Hayward CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-08-27   
510-566 8 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2004-11-05   
510-566 9 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-10-08   
510-567 A Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 0 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 1 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 2 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 3 Oakland: Trinidad DA CA SNFCCA01XGX  516C AT&T CORP. 722   2010-07-06   
510-567 4 Oakland: Trinidad DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-01-13   
510-567 5 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 6 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 7 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2007-09-07   
510-567 8 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-567 9 Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-568 A Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-569 A Oakland: Trinidad DA CA OKLDCA12DS1  9740 PACIFIC BELL 722      
510-570 A Oakland: Berkeley DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-570 0 Oakland: Berkeley DA CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-01   
510-570 1 Oakland: Berkeley DA CA SNJUCACL3MD  073H TELNYX LLC 722   2017-03-23   
510-570 2 Oakland: Berkeley DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2016-11-26   
510-570 3 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2016-12-23   
510-570 4 Oakland: Berkeley DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2017-04-14   
510-570 5 Oakland: Berkeley DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2017-04-14   
510-570 6 Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-15   
510-570 7 Oakland: Berkeley DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2017-09-01   
510-570 8 Oakland: Berkeley DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2018-07-01   
510-570 9 Oakland: Berkeley DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2016-11-25   
510-571 A Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-571 0 Hayward CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2018-02-02   
510-571 1 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-10-16   
510-571 2 Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-11-17   
510-571 3 Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-11-17   
510-571 4 Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-11-17   
510-571 5 Hayward CA FRMTCAJYDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-29   
510-571 6 Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-12-16   
510-571 7 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-27   
510-571 8 Hayward CA OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2017-10-15   
510-571 9 Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-10-14   
510-572 A Fremont-Newark: Oliver DA CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
510-573 A Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 0 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 1 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 2 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 3 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 4 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 5 Fremont-Newark: Oliver DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-03-13   
510-573 6 Fremont-Newark: Oliver DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2010-09-26   

<< 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.