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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-217 8 Bristol TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2007-09-06   
423-217 9 Bristol TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2008-11-02   
423-218 A Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-218 0 Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2005-02-25   
423-218 1 Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2005-02-13   
423-218 2 Johnson City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-03-04   
423-218 3 Johnson City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-06-19   
423-218 4 Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-218 5 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-03-12   
423-218 6 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-03-12   
423-218 7 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-03-12   
423-218 8 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-03-12   
423-218 9 Johnson City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-11-19   
423-219 A Charleston TN CHTGTNNSXEY  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-219 0 Charleston TN CHTGTNNSXJZ  073H TELNYX LLC 472   2021-01-17   
423-219 1 Charleston TN CHTGTNNSXJZ  073H TELNYX LLC 472   2022-09-05   
423-219 2 Charleston TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2021-07-11   
423-219 3 Charleston TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2021-07-11   
423-219 4 Charleston TN CHTGTNNSXTZ  506J TWILIO INTERNATIONAL, INC. 472   2021-08-08   
423-219 5 Charleston TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2021-12-09   
423-219 6 Charleston TN CHTGTNNSXEY  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472   2019-11-08   
423-219 7 Charleston TN CHTGTNNSXEY  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472   2019-11-08   
423-219 8 Charleston TN CHTGTN12X2Y  939H COMMIO, LLC 472   2022-11-21   
423-219 9 Charleston TN CHTGTNNSXJZ  073H TELNYX LLC 472   2021-12-02   
423-220 A Erwin TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-220 0 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2006-12-04   
423-220 1 Erwin TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-220 2 Erwin TN   624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-220 3 Erwin TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2021-02-08   
423-220 4 Erwin TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2018-06-09   
423-220 6 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2003-05-13   
423-220 7 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2004-05-16   
423-220 8 Erwin TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2022-09-29   
423-220 9 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2005-07-15   
423-221 A Chattanooga TN CHTGTNNSXFY  6630 USA MOBILITY WIRELESS, INC. 472      
423-222 A Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-222 0 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 1 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 2 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 3 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 4 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 5 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 6 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 7 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 8 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-222 9 Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2022-06-25   
423-223 A Oneida TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-223 0 Oneida TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2007-01-20   
423-223 1 Oneida TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2007-03-12   
423-223 2 Oneida TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2008-08-02   

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

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