You are reviewing the Area Code (NPA/NXX) report for 423-328. Did you mean to search the SMS short code 423328?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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423-328-0XXX | 318J | COMCAST IP PHONE, LLC | JOHNSON CY | AS | 02/20/2008 | JOHNSON CITY | TN | SE | 04/04/2008 |
423-328-1XXX | 4806 | LEVEL 3 COMMUNICATIONS, LLC - TN | JOHNSON CY | AS | 11/25/2008 | JOHNSON CITY | TN | SE | 12/08/2008 |
423-328-2XXX | 6214 | NEW CINGULAR WIRELESS PCS, LLC - GA | JOHNSON CY | AS | 04/04/2019 | JOHNSON CITY | TN | SE | 04/29/2019 |
423-328-3XXX | 318J | COMCAST IP PHONE, LLC | JOHNSON CY | AS | 04/19/2013 | JOHNSON CITY | TN | SE | 05/13/2013 |
423-328-4XXX | 8645 | SUNCOM DBA T-MOBILE USA | JOHNSON CY | AS | 03/16/2009 | JOHNSON CITY | TN | SE | 03/26/2009 |
423-328-5XXX | 114F | TELEPORT COMMUNICATIONS AMERICA, LLC - TN | JOHNSON CY | AS | 05/24/2011 | JOHNSON CITY | TN | SE | 06/20/2011 |
423-328-6XXX | 8645 | SUNCOM DBA T-MOBILE USA | JOHNSON CY | AS | 03/18/2010 | JOHNSON CITY | TN | SE | 03/30/2010 |
423-328-7XXX | 318J | COMCAST IP PHONE, LLC | JOHNSON CY | AS | 06/15/2010 | JOHNSON CITY | TN | SE | 07/10/2010 |
423-328-8XXX | 4806 | LEVEL 3 COMMUNICATIONS, LLC - TN | JOHNSON CY | AS | 10/27/2011 | JOHNSON CITY | TN | SE | 11/29/2011 |
423-328-9XXX | 704C | CHARTER FIBERLINK-TENNESSEE, LLC - TN | JOHNSON CY | AS | 04/17/2014 | JOHNSON CITY | TN | SE | 05/12/2014 |
423-328-XXXX | 318J | COMCAST IP PHONE, LLC | JOHNSON CY | AS | 02/19/2008 | JOHNSON CITY | TN | | |
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