You are reviewing the Area Code (NPA/NXX) report for 301-273. Did you mean to search the SMS short code 301273?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
---|
301-273-0XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSHNGTNZN3 | RT | | WASHINGTON ZONE 3 | MD | MA | |
301-273-1XXX | 876D | ONVOY, LLC - MD | WSHNGTNZN3 | AS | 10/10/2014 | WASHINGTON ZONE 3 | MD | MA | 10/24/2014 |
301-273-2XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSHNGTNZN3 | RT | | WASHINGTON ZONE 3 | MD | MA | |
301-273-3XXX | 318J | COMCAST IP PHONE, LLC | WSHNGTNZN3 | AS | 05/08/2006 | WASHINGTON ZONE 3 | MD | MA | 06/03/2006 |
301-273-4XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSHNGTNZN3 | AS | 05/17/2011 | WASHINGTON ZONE 3 | MD | MA | 06/13/2011 |
301-273-5XXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSHNGTNZN3 | AS | 07/29/2003 | WASHINGTON ZONE 3 | MD | MA | 08/20/2003 |
301-273-6XXX | 6119 | LEVEL 3 COMMUNICATIONS, LLC - MD | WSHNGTNZN3 | AS | 02/03/2016 | WASHINGTON ZONE 3 | MD | MA | 03/03/2016 |
301-273-7XXX | 876D | ONVOY, LLC - MD | WSHNGTNZN3 | AS | 10/10/2014 | WASHINGTON ZONE 3 | MD | MA | 10/24/2014 |
301-273-8XXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSHNGTNZN3 | AS | 12/01/2006 | WASHINGTON ZONE 3 | MD | MA | 12/30/2006 |
301-273-9XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSHNGTNZN3 | RT | | WASHINGTON ZONE 3 | MD | MA | |
301-273-XXXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WSHNGTNZN3 | AS | | WASHINGTON ZONE 3 | MD | | |
Reports
Anonymous User from Benbrook, Texas
February 21, 2024 at 3:58 PM
Anonymous User from , MD
December 18, 2023 at 10:19 AM
Anonymous User from Rockville, Maryland
August 1, 2023 at 11:50 AM
Anonymous User from Bowie, Maryland
July 26, 2023 at 3:11 PM
Anonymous User from Silver Spring, Maryland
July 25, 2023 at 2:59 PM
Anonymous User from Silver Spring, Maryland
July 25, 2023 at 2:59 PM
Anonymous User from Fort Washington, Maryland
July 3, 2023 at 7:34 PM
Anonymous User from Anchorage, Alaska
May 24, 2023 at 1:30 PM
Anonymous User from Brenham, TX
May 22, 2023 at 4:45 PM
Anonymous User from Willismsport, Maryland
May 17, 2023 at 4:11 PM
Anonymous User from Marlton, New Jersey
May 2, 2023 at 7:46 PM
Anonymous User from Marlton, New Jersey
May 2, 2023 at 7:42 PM
Anonymous User from , MD
April 19, 2023 at 10:39 AM
Anonymous User from , MD
April 19, 2023 at 10:38 AM
Anonymous User from , MD
April 19, 2023 at 10:36 AM
Anonymous User from Rockville, Maryland
February 4, 2023 at 3:17 PM
Anonymous User from Rockville, Maryland
February 1, 2023 at 3:13 PM
Anonymous User from St Joseph, Missouri
January 31, 2023 at 11:47 AM
Anonymous User from Gaithersburg, Maryland
December 7, 2022 at 4:16 PM
Anonymous User from Gaithersburg, Maryland
November 21, 2022 at 1:16 PM
Anonymous User from Bethesda, Maryland
October 11, 2022 at 9:57 AM
Anonymous User from Silver Spring, Maryland
September 16, 2022 at 2:33 PM
Anonymous User from , AZ
August 17, 2022 at 5:59 PM
Anonymous User from Fort Wash, Maryland
August 4, 2022 at 7:32 PM
Anonymous User from Fort Wash, Maryland
July 29, 2022 at 8:00 PM
Anonymous User from Gaithersburg, Maryland
July 1, 2022 at 4:02 PM
Anonymous User from Silver Spring, Maryland
June 9, 2022 at 11:18 PM
Anonymous User from Derwood, Maryland
May 31, 2022 at 12:29 PM
Anonymous User from Derwood, Maryland
May 31, 2022 at 12:26 PM
Anonymous User from , MD
May 28, 2022 at 1:05 PM
Anonymous User from Ellicott City, MD
November 18, 2021 at 11:07 PM
Anonymous User from , CA
September 1, 2016 at 9:35 PM
Anonymous User from , OH
August 25, 2016 at 9:38 PM
Anonymous User from , NY
August 25, 2016 at 2:00 PM
Anonymous User from , MD
November 19, 2015 at 11:07 PM
Anonymous User from , MD
November 15, 2015 at 9:32 PM
Anonymous User from , MD
November 13, 2015 at 6:59 PM
Anonymous User from , DC
November 12, 2015 at 4:54 PM
Anonymous User from , NC
April 6, 2015 at 7:02 PM
Anonymous User from , MA
April 3, 2015 at 5:11 PM
Anonymous User from , UT
March 31, 2015 at 5:25 PM
Anonymous User from , MD
March 27, 2015 at 8:59 PM