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Last updated: Fri, 15 Aug 2014 01:34:43 UTC

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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 Eff date Disc date Map
423-200 A Morristown TN KNVLTNMAX1Z 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 474 map
423-200 0 Morristown TN 6664 SPRINT SPECTRUM L.P. [link] 474 2004-12-13
423-200 2 Morristown TN 3290 BIRCH COMMUNICATIONS, INC. - TN [link] 474 2006-04-20
423-200 3 Morristown TN 7278 BROOKS FIBER COMMUNICATIONS OF TENNESSEE, INC.- TN [link] 474 2005-01-29
423-200 4 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 474
423-200 5 Morristown TN 8660 NUVOX COMMUNICATIONS [link] 474 2004-02-04
423-200 6 Morristown TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2006-02-18
423-200 7 Morristown TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2006-02-18
423-200 8 Morristown TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2006-02-18
423-200 9 Morristown TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2006-02-18
423-201 A La Follette TN KNVLTNMAX1Z 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 474 map
423-201 0 La Follette TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2006-09-17
423-201 1 La Follette TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 474 2007-03-12
423-201 2 La Follette TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 474 2010-03-12
423-201 3 La Follette TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 474 2009-04-21
423-201 4 La Follette TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 474
423-201 5 La Follette TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 474 2009-08-02
423-201 6 La Follette TN 3633 NETWORK TELEPHONE CORPORATION - TN [link] 474 2005-05-22
423-201 7 La Follette TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 474 2009-10-04
423-201 8 La Follette TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 474 2009-12-31
423-201 9 La Follette TN 408D COMCAST PHONE OF TENNESSEE, LLC - TN [link] 474 2010-05-31
423-202 A Johnson City TN JHCYTNXCX3X 7278 BROOKS FIBER COMMUNICATIONS OF TENNESSEE, INC.- TN [link] 956 map
423-202 0 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2004-10-08
423-202 1 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2004-10-08
423-202 2 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2004-10-08
423-202 3 Johnson City TN 704C CHARTER FIBERLINK - TENNESSEE, LLC - TN [link] 956 2005-01-23
423-202 4 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2005-04-07
423-202 5 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2005-04-07
423-202 6 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2005-08-05
423-202 7 Johnson City TN 704C CHARTER FIBERLINK - TENNESSEE, LLC - TN [link] 956 2006-04-19
423-202 8 Johnson City TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 956 2006-02-06
423-202 9 Johnson City TN 7278 BROOKS FIBER COMMUNICATIONS OF TENNESSEE, INC.- TN [link] 956 2004-02-09
423-206 A Morristown TN KNVLTNMA78Z 6630 USA MOBILITY WIRELESS, INC. [link] 474 map
423-207 A Midway (Washington) TN JHCYTNXCOMD 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 956 map
423-207 0 Midway (Washington) TN 408D COMCAST PHONE OF TENNESSEE, LLC - TN [link] 956 2008-04-05
423-207 1 Midway (Washington) TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 956 2005-09-16
423-207 2 Midway (Washington) TN 124F BANDWIDTH.COM CLEC, LLC - TN [link] 956 2010-06-19
423-207 3 Midway (Washington) TN 124F BANDWIDTH.COM CLEC, LLC - TN [link] 956 2010-10-08
423-207 4 Midway (Washington) TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 956
423-207 5 Midway (Washington) TN 124F BANDWIDTH.COM CLEC, LLC - TN [link] 956 2011-07-04
423-207 6 Midway (Washington) TN 408D COMCAST PHONE OF TENNESSEE, LLC - TN [link] 956 2012-06-30
423-207 7 Midway (Washington) TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN [link] 956 2013-06-21
423-207 8 Midway (Washington) TN 8356 US LEC OF TENNESSEE, INC [link] 956 2014-05-28
423-207 9 Midway (Washington) TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN [link] 956 2014-01-20
423-208 A Chattanooga TN CHTGTNMAXSX 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 472 2006-12-30 map
423-208 0 Chattanooga TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 472 2006-12-30
423-208 1 Chattanooga TN 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 472 2006-12-30
423-208 2 Chattanooga TN 6664 SPRINT SPECTRUM L.P. [link] 472 2007-04-24
423-208 3 Chattanooga TN 6664 SPRINT SPECTRUM L.P. [link] 472 2007-04-24
423-208 4 Chattanooga TN 6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN [link] 472 2007-06-03



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