301-550

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	301550
Basic Format	301-550
NPA (Area Code)	301
NXX	550

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
301-550-0XXX	6395	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD	WSNGTNZN10	AS	08/05/2022	WASHINGTON ZONE 10	MD	MA	09/10/2022
301-550-1XXX	6395	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD	WSNGTNZN10	AS	08/05/2022	WASHINGTON ZONE 10	MD	MA	09/10/2022
301-550-2XXX	876D	ONVOY, LLC - MD	WSNGTNZN10	AS	09/15/2022	WASHINGTON ZONE 10	MD	MA	10/15/2022
301-550-3XXX	6855	OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC	WSNGTNZN10	AS	10/05/2022	WASHINGTON ZONE 10	MD	MA	10/17/2022
301-550-4XXX	5562	METROPCS, INC.	WSNGTNZN10	AS	10/21/2022	WASHINGTON ZONE 10	MD	MA	11/14/2022
301-550-5XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD	MA	09/09/2022
301-550-6XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD	MA	09/09/2022
301-550-7XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD	MA	09/09/2022
301-550-8XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD	MA	09/09/2022
301-550-9XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD	MA	09/09/2022
301-550-XXXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	WSNGTNZN10	AS	07/26/2022	WASHINGTON ZONE 10	MD

Reports

Anonymous User from Arlington, Texas

February 24, 2026 at 11:58 AM

301-550-2460 reported as a Live Voice or Other. Received on February 24, 2026 at 12:00 AM.

Anonymous User from Frostburg, Maryland

August 26, 2025 at 2:25 PM

301-550-2610 reported as a Robocall. Received on August 26, 2025 at 11:46 AM.
Call for Medical & prescriptions

Anonymous User from Smithsburg, Maryland

August 4, 2025 at 11:31 AM

301-550-2890 reported as a Robocall. Received on August 4, 2025 at 11:28 AM.
Call for Medical & prescriptions

Anonymous User from Manassas, Virginia

June 17, 2025 at 10:03 AM

301-550-1383 reported as a Robocall. Received on June 17, 2025 at 9:06 AM.

Anonymous User from Smithsburg, Maryland

May 22, 2025 at 12:56 PM

301-550-2561 reported as a Robocall. Received on May 22, 2025 at 12:55 PM.

Anonymous User from , MD

May 5, 2025 at 4:00 PM

301-550-2326 reported as a Robocall. Received on May 5, 2025 at 3:57 PM.
Call for Medical & prescriptions

Anonymous User from Smithsburg, Maryland

March 31, 2025 at 4:24 PM

301-550-2519 reported as a Robocall. Received on March 31, 2025 at 4:23 PM.
Call for Medical & prescriptions

Anonymous User from Potomac, Maryland

March 17, 2025 at 9:17 AM

301-550-2531 reported as a Robocall. Received on March 13, 2025 at 12:00 PM.

Anonymous User from Baltimore, Maryland

March 11, 2025 at 3:52 PM

301-550-1590 reported as a Robocall. Received on March 11, 2025 at 1:10 PM.

Anonymous User from , MD

February 5, 2025 at 4:01 PM

301-550-2760 reported as a Robocall. Received on February 5, 2025 at 3:59 PM.

Anonymous User from , MD

July 24, 2024 at 6:49 PM

301-550-2593 reported as a Live Voice or Other. Received on July 24, 2024 at 6:47 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Annapolis, Maryland

June 27, 2024 at 12:56 PM

301-550-2904 reported as a unwanted call. Received on June 10, 2024 at 3:36 PM.
Call for Dropped call or no message

Anonymous User from Hyattsville, Maryland

February 13, 2024 at 11:14 AM

301-550-0522 reported as a Live Voice or Other. Received on February 13, 2024 at 9:00 AM.
Call for Medical & prescriptions

Anonymous User from , MD

November 28, 2023 at 10:03 PM

301-550-2810 reported as a Robocall. Received on November 18, 2023 at 9:11 AM.

Anonymous User from , MD

November 22, 2023 at 5:37 PM

301-550-2810 reported as a Robocall. Received on November 18, 2023 at 9:11 AM.

Anonymous User from Riverdale, Virginia

November 7, 2023 at 8:55 PM

301-550-2757 reported as a Live Voice or Other. Received on November 7, 2023 at 6:13 PM.
Call for Medical & prescriptions

Anonymous User from Riverdale, Virginia

November 7, 2023 at 8:54 PM

301-550-2755 reported as a Live Voice or Other. Received on November 7, 2023 at 7:13 PM.
Call for Medical & prescriptions

Anonymous User from Fairfax, Virginia

September 1, 2023 at 11:10 AM

301-550-2755 reported as a Live Voice or Other. Received on September 1, 2023 at 10:50 AM.
Call for Medical & prescriptions

Anonymous User from New York, New York

June 19, 2023 at 4:55 PM

301-550-8353 reported as a Robocall. Received on June 19, 2023 at 4:45 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Anna, Texas

May 11, 2023 at 11:40 AM

301-550-4586 reported as a Live Voice or Other. Received on May 11, 2023 at 10:39 AM.

Anonymous User from , MD

April 14, 2023 at 10:24 AM

301-550-2864 reported as a Robocall. Received on April 14, 2023 at 10:19 AM.
Call for Dropped call or no message

Anonymous User from Weaverville, North Carolina

April 13, 2023 at 1:19 PM

301-550-5815 reported as a Live Voice or Other. Received on April 13, 2023 at 12:12 PM.
Call for Dropped call or no message

Anonymous User from Franklin, Indiana

March 20, 2023 at 12:23 PM

301-550-4603 reported as a Robocall. Received on March 3, 2023 at 2:15 PM.
Call for Dropped call or no message

Anonymous User from , MI

March 7, 2023 at 2:45 PM

301-550-5978 reported as a unwanted call. Received on March 7, 2023 at 11:40 AM.

Anonymous User from New Orleans, Louisiana

March 1, 2023 at 3:40 PM

301-550-2083 reported as a Live Voice or Other. Received on March 1, 2023 at 10:48 AM.

Anonymous User from New Orleans, Louisiana

March 1, 2023 at 3:39 PM

301-550-2083 reported as a Live Voice or Other. Received on March 1, 2023 at 8:41 PM.

Anonymous User from Woodbridge, Virginia

February 27, 2023 at 10:44 AM

301-550-9483 reported as a Live Voice or Other. Received on February 27, 2023 at 10:41 AM.

Anonymous User from , ID

February 21, 2023 at 10:23 AM

301-550-3048 reported as a unwanted call. Received on February 21, 2023 at 8:11 AM.

Anonymous User from Fort Collins, Colorado

February 16, 2023 at 11:09 AM

301-550-2319 reported as a unwanted call. Received on February 14, 2023 at 5:24 PM.

Anonymous User from Oak Creek, Wisconsin

February 13, 2023 at 2:39 PM

301-550-6558 reported as a Live Voice or Other. Received on February 10, 2023 at 1:10 PM.

Anonymous User from , DC

February 9, 2023 at 11:31 AM

301-550-2326 reported as a Robocall. Received on February 8, 2023 at 12:00 AM.

Anonymous User from Radford, Virginia

February 8, 2023 at 11:59 AM

301-550-6262 reported as a Robocall. Received on February 8, 2023 at 11:57 PM.

Anonymous User from , MD

January 10, 2023 at 4:40 PM

301-550-2903 reported as a Live Voice or Other. Received on January 10, 2023 at 12:00 AM.
Call for No Subject Provided