443-637

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	443637
Basic Format	443-637
NPA (Area Code)	443
NXX	637

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
443-637-0XXX	7229	MCIMETRO ACCESS TRANSMISSION SERVICES LLC	ARGRGBSNIS	RT		ARMIGER-GIBSON ISLAND	MD	MA
443-637-1XXX	6119	LEVEL 3 COMMUNICATIONS, LLC - MD	ARGRGBSNIS	AS	12/28/2004	ARMIGER-GIBSON ISLAND	MD	MA	01/10/2005
443-637-2XXX	071F	BANDWIDTH.COM CLEC, LLC - MD	ARGRGBSNIS	AS	11/03/2010	ARMIGER-GIBSON ISLAND	MD	MA	11/29/2010
443-637-3XXX	7229	MCIMETRO ACCESS TRANSMISSION SERVICES LLC	ARGRGBSNIS	RT		ARMIGER-GIBSON ISLAND	MD	MA
443-637-4XXX	6119	LEVEL 3 COMMUNICATIONS, LLC - MD	ARGRGBSNIS	AS	01/27/2003	ARMIGER-GIBSON ISLAND	MD	MA	02/20/2003
443-637-5XXX	7229	MCIMETRO ACCESS TRANSMISSION SERVICES LLC	ARGRGBSNIS	RT		ARMIGER-GIBSON ISLAND	MD	MA
443-637-6XXX	876D	ONVOY, LLC - MD	ARGRGBSNIS	AS	09/12/2012	ARMIGER-GIBSON ISLAND	MD	MA	10/07/2012
443-637-7XXX	568G	PEERLESS NETWORK OF MARYLAND, LLC	ARGRGBSNIS	AS	09/17/2012	ARMIGER-GIBSON ISLAND	MD	MA	10/11/2012
443-637-8XXX	568G	PEERLESS NETWORK OF MARYLAND, LLC	ARGRGBSNIS	AS	09/17/2012	ARMIGER-GIBSON ISLAND	MD	MA	10/11/2012
443-637-9XXX	568G	PEERLESS NETWORK OF MARYLAND, LLC	ARGRGBSNIS	AS	09/17/2012	ARMIGER-GIBSON ISLAND	MD	MA	10/11/2012
443-637-XXXX	7229	MCIMETRO ACCESS TRANSMISSION SERVICES LLC	ARGRGBSNIS	AS	02/21/2001	ARMIGER-GIBSON ISLAND	MD

Business/Government Phones on the 443-637 Prefix

Phone	Name	Address
443-637-2429	Maryland Decking
443-637-7065	Wear It Again, Sam	3020 Mountain Road Pasadena 21122 US
443-637-7342	The Rumor Meal	4730 Mountain Road Pasadena 21122 US

Reports

Anonymous User from Englewood, Colorado

February 25, 2026 at 1:07 PM

443-637-8752 reported as a Robocall. Received on February 25, 2026 at 11:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Spanish Fort, Alabama

February 18, 2026 at 8:24 PM

443-637-9121 reported as a Robocall. Received on February 18, 2026 at 8:01 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , AR

February 9, 2026 at 2:35 PM

443-637-8832 reported as a Robocall. Received on February 9, 2026 at 1:31 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Silver Spring, Maryland

January 15, 2026 at 4:01 PM

443-637-7905 reported as a Robocall. Received on January 15, 2026 at 3:44 PM.
Call for Dropped call or no message

Anonymous User from Ontario, California

December 3, 2025 at 7:03 PM

443-637-7996 reported as a Live Voice or Other. Received on December 3, 2025 at 4:00 PM.

Anonymous User from Cockeysville, Maryland

November 20, 2025 at 11:01 AM

443-637-9159 reported as a Live Voice or Other. Received on November 13, 2025 at 9:40 AM.
Call for Dropped call or no message

Anonymous User from Cockeysville, Maryland

November 20, 2025 at 10:47 AM

443-637-8078 reported as a Live Voice or Other. Received on October 22, 2025 at 10:52 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Towson, Maryland

August 20, 2025 at 7:26 PM

443-637-9361 reported as a Live Voice or Other. Received on August 20, 2025 at 7:23 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Fairbanks, Alaska

March 5, 2025 at 1:19 AM

443-637-6166 reported as a Robocall. Received on March 4, 2025 at 8:25 AM.
Call for Dropped call or no message

Anonymous User from Bowie, Maryland

January 30, 2025 at 2:06 PM

443-637-9998 reported as a Robocall. Received on January 28, 2025 at 9:58 AM.

Anonymous User from Baltimore, MD

January 28, 2025 at 5:06 PM

443-637-9983 reported as a Prerecorded Voice. Received on January 28, 2025 at 8:54 AM.
Unwanted call for unknown
Contacted via Wired

Anonymous User from , TN

January 8, 2025 at 5:16 PM

443-637-9064 reported as a Robocall. Received on January 8, 2025 at 4:10 PM.
Call for No Subject Provided

Anonymous User from , TN

January 8, 2025 at 5:15 PM

443-637-9064 reported as a Robocall. Received on January 8, 2025 at 4:09 PM.
Call for No Subject Provided

Anonymous User from Carroll, IA

November 16, 2024 at 3:21 PM

reported as a Prerecorded Voice. Received on November 16, 2024 at 9:35 AM.
Unwanted call for unknown
Caller ID indicated they called from 443-637-7911
Contacted via Wired

Anonymous User from Baltimore, Maryland

October 26, 2024 at 12:06 PM

443-637-9053 reported as a Robocall. Received on October 25, 2024 at 11:00 AM.
Call for Medical & prescriptions

Anonymous User from Towson, Maryland

September 17, 2024 at 6:14 PM

443-637-9663 reported as a Live Voice or Other. Received on September 17, 2024 at 6:08 PM.

Anonymous User from , MD

August 14, 2024 at 2:49 PM

443-637-7902 reported as a Robocall. Received on August 13, 2024 at 10:21 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MD

August 2, 2024 at 10:37 AM

443-637-9793 reported as a Live Voice or Other. Received on August 2, 2024 at 10:24 AM.
Call for Dropped call or no message

Anonymous User from , MD

July 17, 2024 at 3:02 PM

443-637-9959 reported as a Live Voice or Other. Received on July 17, 2024 at 12:55 PM.
Call for Dropped call or no message

Anonymous User from , MI

July 11, 2024 at 12:17 PM

443-637-9099 reported as a unwanted call. Received on July 11, 2024 at 12:06 PM.
Call for No Subject Provided

Anonymous User from Flower Mound, Texas

July 9, 2024 at 10:49 AM

443-637-9094 reported as a Robocall. Received on July 8, 2024 at 6:22 PM.

Anonymous User from , MD

June 20, 2024 at 2:17 PM

443-637-9269 reported as a Live Voice or Other. Received on June 20, 2024 at 11:39 AM.
Call for Dropped call or no message

Anonymous User from , MD

June 13, 2024 at 8:02 AM

443-637-9594 reported as a Live Voice or Other. Received on June 12, 2024 at 4:33 PM.
Call for Dropped call or no message

Anonymous User from Fresno, California

June 5, 2024 at 7:10 PM

443-637-9056 reported as a Live Voice or Other. Received on June 5, 2024 at 4:00 PM.

Anonymous User from Powell, Ohio

May 28, 2024 at 4:04 PM

443-637-9091 reported as a unwanted call. Received on May 28, 2024 at 3:59 PM.

Anonymous User from , DE

May 19, 2024 at 1:14 PM

443-637-9434 reported as a Robocall. Received on May 13, 2024 at 4:41 PM.
Call for Dropped call or no message

Anonymous User from , TX

May 7, 2024 at 7:52 PM

443-637-9084 reported as a Live Voice or Other. Received on May 7, 2024 at 6:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MD

May 7, 2024 at 5:13 PM

443-637-9479 reported as a Live Voice or Other. Received on May 7, 2024 at 4:03 PM.
Call for Dropped call or no message

Anonymous User from Owings Mills, Maryland

April 24, 2024 at 10:16 AM

443-637-9542 reported as a unwanted call. Received on April 24, 2024 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from , MD

April 23, 2024 at 9:55 AM

443-637-9542 reported as a Live Voice or Other. Received on April 22, 2024 at 5:50 PM.
Call for Dropped call or no message

Anonymous User from , MD

April 12, 2024 at 3:33 PM

443-637-9354 reported as a Live Voice or Other. Received on April 12, 2024 at 11:36 AM.
Call for Dropped call or no message

Anonymous User from , MD

April 11, 2024 at 2:01 PM

443-637-8023 reported as a Robocall. Received on March 22, 2024 at 10:33 AM.
Call for Dropped call or no message

Anonymous User from Columbia, Maryland

April 1, 2024 at 11:15 AM

443-637-7991 reported as a unwanted call. Received on March 30, 2024 at 5:10 PM.
Call for Dropped call or no message

Anonymous User from Owings Mills, Maryland

March 26, 2024 at 7:15 PM

443-637-9573 reported as a unwanted call. Received on March 26, 2024 at 9:40 AM.
Call for Dropped call or no message

Anonymous User from Windsor Mill, Maryland

March 25, 2024 at 11:29 AM

443-637-9899 reported as a Live Voice or Other. Received on March 25, 2024 at 11:24 AM.

Anonymous User from , MD

March 21, 2024 at 12:59 PM

443-637-9768 reported as a Live Voice or Other. Received on March 21, 2024 at 11:18 AM.
Call for Dropped call or no message

Anonymous User from Baltimore, Maryland

March 20, 2024 at 8:30 PM

443-637-9574 reported as a Robocall. Received on March 18, 2024 at 9:42 AM.

Anonymous User from Flower Mound, Texas

March 19, 2024 at 2:44 PM

443-637-9565 reported as a Robocall. Received on March 18, 2024 at 11:54 AM.
Call for Energy, solar, & utilities

Anonymous User from Owings Mills, Maryland

March 13, 2024 at 8:21 PM

443-637-9864 reported as a unwanted call. Received on March 13, 2024 at 1:55 PM.
Call for Dropped call or no message

Anonymous User from Severna Park, Maryland

March 1, 2024 at 3:27 PM

443-637-9202 reported as a Live Voice or Other. Received on March 1, 2024 at 2:18 PM.

Anonymous User from , TX

March 1, 2024 at 11:52 AM

443-637-8870 reported as a Robocall. Received on February 21, 2024 at 3:41 PM.

Anonymous User from Severna Park, Maryland

February 29, 2024 at 3:03 PM

443-637-9282 reported as a Live Voice or Other. Received on February 29, 2024 at 2:18 PM.

Anonymous User from , NJ

February 29, 2024 at 12:08 PM

443-637-9587 reported as a Robocall. Received on February 20, 2024 at 9:54 AM.
Call for Dropped call or no message

Anonymous User from , MD

February 28, 2024 at 2:31 PM

443-637-9596 reported as a Live Voice or Other. Received on February 28, 2024 at 2:28 PM.
Call for Dropped call or no message

Anonymous User from , MD

February 23, 2024 at 1:13 PM

443-637-9002 reported as a Robocall. Received on February 23, 2024 at 1:08 PM.
Call for Dropped call or no message

Anonymous User from Owings Mills, Maryland

February 22, 2024 at 12:36 AM

443-637-9689 reported as a unwanted call. Received on February 21, 2024 at 4:44 PM.
Call for Dropped call or no message

Anonymous User from Uxbridge, Massachusetts

February 19, 2024 at 10:48 AM

443-637-9047 reported as a Live Voice or Other. Received on February 19, 2024 at 10:46 AM.

Anonymous User from Owiings Mills, Maryland

February 16, 2024 at 5:17 PM

443-637-9493 reported as a unwanted call. Received on February 16, 2024 at 4:32 PM.
Call for Dropped call or no message

Anonymous User from , VA

February 16, 2024 at 12:57 PM

443-637-9192 reported as a unwanted call. Received on February 16, 2024 at 12:47 PM.
Call for No Subject Provided

Anonymous User from , MD

February 13, 2024 at 5:48 PM

443-637-9878 reported as a Robocall. Received on February 2, 2024 at 2:10 PM.

Anonymous User from , MD

February 13, 2024 at 5:44 PM

443-637-9971 reported as a Robocall. Received on February 13, 2024 at 5:33 PM.

Anonymous User from , MD

February 8, 2024 at 8:36 AM

443-637-9527 reported as a Robocall. Received on February 7, 2024 at 1:38 PM.
Call for Dropped call or no message

Anonymous User from , MD

February 7, 2024 at 2:34 PM

443-637-9043 reported as a Live Voice or Other. Received on February 7, 2024 at 2:28 AM.

Anonymous User from Pasadena, Maryland

February 7, 2024 at 10:51 AM

443-637-9574 reported as a Robocall. Received on February 7, 2024 at 10:50 AM.

Anonymous User from Newark, Delaware

February 7, 2024 at 10:16 AM

443-637-9325 reported as a Live Voice or Other. Received on February 7, 2024 at 9:19 AM.
Call for No Subject Provided

Anonymous User from , CA

February 6, 2024 at 3:58 PM

443-637-9039 reported as a Robocall. Received on February 6, 2024 at 7:20 AM.
Call for No Subject Provided

Anonymous User from , TN

February 3, 2024 at 7:29 PM

443-637-9404 reported as a Live Voice or Other. Received on February 2, 2024 at 6:51 PM.
Call for No Subject Provided

Anonymous User from Jessup, Maryland

January 30, 2024 at 9:15 AM

443-637-9292 reported as a Robocall. Received on January 29, 2024 at 12:27 PM.

Anonymous User from Pasadena, Maryland

January 25, 2024 at 1:03 PM

443-637-9574 reported as a Robocall. Received on January 25, 2024 at 12:59 PM.

Anonymous User from Pasadena, Maryland

January 23, 2024 at 3:23 PM

443-637-9574 reported as a Robocall. Received on January 23, 2024 at 3:21 PM.

Anonymous User from Gwynn Oak, Maryland

January 23, 2024 at 11:03 AM

443-637-9629 reported as a unwanted call. Received on January 23, 2024 at 11:02 AM.
Call for Dropped call or no message

Anonymous User from Hanover, MD

January 19, 2024 at 1:50 AM

443-637-9571 reported as a Prerecorded Voice. Received on January 19, 2024 at 5:30 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Hanover, MD

January 19, 2024 at 12:39 AM

443-637-8571 reported as a Prerecorded Voice. Received on January 19, 2024 at 5:30 PM.
Unwanted call for Other Services
Caller ID indicated they called from 443-637-9571
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Hanover, MD

January 19, 2024 at 12:30 AM

443-637-9571 reported as a Prerecorded Voice. Received on January 19, 2024 at 6:01 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Pasadena, Maryland

January 17, 2024 at 2:14 PM

443-637-9574 reported as a Robocall. Received on January 17, 2024 at 2:13 PM.

Anonymous User from , MD

January 16, 2024 at 3:39 PM

443-637-9968 reported as a Live Voice or Other. Received on January 16, 2024 at 3:34 PM.
Call for Dropped call or no message

Anonymous User from Pasadena, Maryland

January 11, 2024 at 12:25 PM

443-637-9574 reported as a Robocall. Received on January 11, 2024 at 12:24 PM.

Anonymous User from Pasadena, Maryland

January 10, 2024 at 9:40 AM

443-637-9574 reported as a Robocall. Received on January 10, 2024 at 9:39 AM.

Anonymous User from , MD

January 9, 2024 at 9:16 AM

443-637-9922 reported as a Live Voice or Other. Received on January 9, 2024 at 9:13 AM.
Call for Dropped call or no message

Anonymous User from , MD

January 8, 2024 at 3:56 PM

443-637-8491 reported as a Robocall. Received on December 5, 2023 at 4:15 PM.
Call for Dropped call or no message

Anonymous User from , NY

January 4, 2024 at 5:21 PM

443-637-9352 reported as a Robocall. Received on January 4, 2024 at 5:14 AM.
Call for No Subject Provided

Anonymous User from Providence, North Carolina

January 3, 2024 at 7:37 PM

443-637-8780 reported as a unwanted call. Received on December 27, 2023 at 5:10 PM.
Call for Dropped call or no message

Anonymous User from Pasadena, Maryland

December 28, 2023 at 3:45 PM

443-637-9574 reported as a Robocall. Received on December 28, 2023 at 3:43 PM.

Anonymous User from , NY

December 28, 2023 at 10:15 AM

443-637-9564 reported as a unwanted call. Received on December 27, 2023 at 4:37 PM.

Anonymous User from Batavia, New York

December 27, 2023 at 2:55 PM

443-637-9564 reported as a Live Voice or Other. Received on December 27, 2023 at 2:14 PM.

Anonymous User from , PA

December 27, 2023 at 2:33 PM

443-637-8790 reported as a Robocall. Received on December 27, 2023 at 2:30 AM.

Anonymous User from Pasadena, Maryland

December 27, 2023 at 1:55 PM

443-637-9574 reported as a Robocall. Received on December 27, 2023 at 1:54 PM.

Anonymous User from Owings Mills, Maryland

December 26, 2023 at 12:37 PM

443-637-9825 reported as a unwanted call. Received on December 26, 2023 at 12:35 PM.
Call for Dropped call or no message

Anonymous User from , MD

December 20, 2023 at 11:01 AM

443-637-8160 reported as a Live Voice or Other. Received on December 20, 2023 at 9:55 AM.
Call for Dropped call or no message

Anonymous User from Pasadena, Maryland

December 19, 2023 at 11:35 AM

443-637-9574 reported as a Robocall. Received on December 19, 2023 at 11:34 AM.

Anonymous User from Pasadena, Maryland

December 18, 2023 at 10:47 AM

443-637-9574 reported as a Robocall. Received on December 18, 2023 at 10:46 AM.