You are reviewing the Area Code (NPA/NXX) report for 301-235. Did you mean to search the SMS short code 301235?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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301-235-0XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WSNGTNZN16 | AS | 02/26/2004 | WASHINGTON ZONE 16 | MD | MA | 03/26/2004 |
301-235-1XXX | 876D | ONVOY, LLC - MD | WSNGTNZN16 | AS | 02/05/2019 | WASHINGTON ZONE 16 | MD | MA | 02/19/2019 |
301-235-2XXX | 876D | ONVOY, LLC - MD | WSNGTNZN16 | AS | 05/10/2018 | WASHINGTON ZONE 16 | MD | MA | 06/08/2018 |
301-235-3XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSNGTNZN16 | AS | 08/21/2015 | WASHINGTON ZONE 16 | MD | MA | 09/02/2015 |
301-235-4XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WSNGTNZN16 | AS | 10/11/2018 | WASHINGTON ZONE 16 | MD | MA | 10/23/2018 |
301-235-5XXX | 964H | BARR TELL USA, INC. | WSNGTNZN16 | AS | 04/26/2018 | WASHINGTON ZONE 16 | MD | MA | 05/08/2018 |
301-235-6XXX | 624H | ONVOY SPECTRUM, LLC | WSNGTNZN16 | AS | 04/22/2021 | WASHINGTON ZONE 16 | MD | MA | 05/22/2021 |
301-235-7XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WSNGTNZN16 | AS | 10/11/2018 | WASHINGTON ZONE 16 | MD | MA | 10/23/2018 |
301-235-8XXX | 876D | ONVOY, LLC - MD | WSNGTNZN16 | AS | 02/05/2019 | WASHINGTON ZONE 16 | MD | MA | 02/19/2019 |
301-235-9XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSNGTNZN16 | RT | | WASHINGTON ZONE 16 | MD | MA | |
301-235-XXXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSNGTNZN16 | AS | | WASHINGTON ZONE 16 | MD | | |
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