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.

Washington Zone 1, DC

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
202-626 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-627 A WASHDCBNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-627 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2012-09-07   
202-627 1 WASHDCCZDS1  8964 XO D.C., INC. 236   2012-07-27   
202-627 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2012-06-28   
202-627 3 WASHDCCZDS1  8964 XO D.C., INC. 236   2012-07-27   
202-627 4 WASHDCSWXCY  4989 PAETEC COMMUNICATIONS, INC. - DC 236   2012-07-02   
202-627 5 WASHDCBNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-627 6 WASHDCSWXCY  4989 PAETEC COMMUNICATIONS, INC. - DC 236   2012-07-30   
202-627 7 WASHDCBNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-627 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-07-02   
202-627 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-07-02   
202-628 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-629 A MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-629 0 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2007-08-01   
202-629 1 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-09-19   
202-629 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-09-19   
202-629 3 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-09-19   
202-629 4 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-09-19   
202-629 5 WASHDCSWXCY  4989 PAETEC COMMUNICATIONS, INC. - DC 236   2007-08-29   
202-629 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-10-09   
202-629 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-10-09   
202-629 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-10-09   
202-629 9   515J IP HORIZON LLC 236   2007-07-01   
202-630 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-630 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-630 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-04-30   
202-631 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-631 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 2 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 3 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 4 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 5 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 6 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-05-15   
202-631 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-09   
202-631 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-14   
202-631 9 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-06-08   
202-632 A WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-633 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-634 A WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-635 A WASHDCBKRP0  9211 VERIZON WASHINGTON DC, INC. 236      

<< 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 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.