443-581

You are reviewing the Area Code (NPA/NXX) report for 443-581. Did you mean to search the SMS short code 443581?

North American Phone Intelligence

Search a phone number, area code, exchange, or short code

Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.

Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	443581
Basic Format	443-581
NPA (Area Code)	443
NXX	581

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date	Block Available Date
443-581-0XXX	876D	ONVOY, LLC - MD	CHASE	AS	02/03/2021	CHASE	MD	MA	03/04/2021
443-581-1XXX	876D	ONVOY, LLC - MD	CHASE	AS	02/03/2021	CHASE	MD	MA	03/04/2021
443-581-2XXX	876D	ONVOY, LLC - MD	CHASE	AV		CHASE	MD	MA		02/15/2024
443-581-3XXX	145J	TERRA NOVA TELECOM INC.	CHASE	AS	08/14/2024	CHASE	MD	MA	09/12/2024
443-581-4XXX	876D	ONVOY, LLC - MD	CHASE	AV		CHASE	MD	MA		02/15/2024
443-581-5XXX	624H	ONVOY SPECTRUM, LLC	CHASE	AS	01/27/2021	CHASE	MD	MA	02/24/2021
443-581-6XXX	2593	CORE COMMUNICATIONS, INC.- MD	CHASE	AS	07/12/2019	CHASE	MD	MA	07/30/2019
443-581-7XXX	2593	CORE COMMUNICATIONS, INC.- MD	CHASE	AS	07/12/2019	CHASE	MD	MA	07/30/2019
443-581-8XXX	6855	OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC	CHASE	AS	06/10/2019	CHASE	MD	MA	07/06/2019
443-581-9XXX	2593	CORE COMMUNICATIONS, INC.- MD	CHASE	AS	04/12/2019	CHASE	MD	MA	04/30/2019
443-581-XXXX	876D	ONVOY, LLC - MD	CHASE	AS		CHASE	MD

Reports

Anonymous User from , MD

April 24, 2026 at 7:28 PM

443-581-1620 reported as a Live Voice or Other. Received on April 24, 2026 at 7:24 PM.

Anonymous User from , MD

April 17, 2026 at 6:53 PM

443-581-1798 reported as a unwanted call. Received on April 17, 2026 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Sand Springs, Oklahoma

March 10, 2026 at 1:51 PM

443-581-0075 reported as a Robocall. Received on March 10, 2026 at 11:00 AM.

Anonymous User from Dothan, Alabama

March 3, 2026 at 4:52 PM

443-581-1898 reported as a Robocall. Received on March 3, 2026 at 10:05 AM.
Call for Warranties & protection plans

Anonymous User from Longboat Key, Illinois

December 9, 2025 at 12:04 PM

443-581-0762 reported as a Robocall. Received on December 9, 2025 at 11:05 AM.
Call for No Subject Provided

Anonymous User from Essex, Maryland

December 3, 2025 at 8:32 AM

443-581-3799 reported as a Live Voice or Other. Received on December 3, 2025 at 8:25 AM.
Call for Medical & prescriptions

Anonymous User from , FL

December 2, 2025 at 5:19 PM

443-581-0568 reported as a Robocall. Received on November 19, 2025 at 3:27 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Westover, Maryland

November 20, 2025 at 5:07 PM

443-581-6969 reported as a unwanted call. Received on November 20, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , FL

November 20, 2025 at 11:37 AM

443-581-0568 reported as a Robocall. Received on November 19, 2025 at 3:27 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , FL

November 19, 2025 at 4:30 PM

443-581-0568 reported as a Robocall. Received on November 19, 2025 at 3:27 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Wappingers Falls, New York

November 13, 2025 at 1:41 PM

443-581-0868 reported as a unwanted call. Received on October 1, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , OH

September 24, 2025 at 9:33 PM

443-581-0177 reported as a Robocall. Received on September 23, 2025 at 1:22 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , AL

August 6, 2025 at 10:51 AM

443-581-0811 reported as a Robocall. Received on August 6, 2025 at 9:24 AM.
Call for Computer & technical support

Anonymous User from Waverly, Florida

June 10, 2025 at 5:12 PM

443-581-0112 reported as a Robocall. Received on June 10, 2025 at 5:08 PM.

Anonymous User from , MD

May 15, 2025 at 12:58 PM

443-581-1150 reported as a Robocall. Received on May 14, 2025 at 8:29 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Brooklyn, New York

April 23, 2025 at 1:20 PM

443-581-1365 reported as a Robocall. Received on April 23, 2025 at 1:19 PM.
Call for Dropped call or no message

Anonymous User from Brooklyn, New York

April 22, 2025 at 2:03 PM

443-581-1515 reported as a Robocall. Received on April 22, 2025 at 12:58 PM.
Call for Dropped call or no message

Anonymous User from Pflugerville, Texas

April 22, 2025 at 10:42 AM

443-581-0921 reported as a Robocall. Received on April 22, 2025 at 9:39 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Yowson, Maryland

March 20, 2025 at 2:16 PM

443-581-0840 reported as a Robocall. Received on March 20, 2025 at 2:15 PM.
Call for Medical & prescriptions

Anonymous User from Abingdon, Maryland

February 26, 2025 at 2:47 PM

443-581-1186 reported as a Robocall. Received on February 26, 2025 at 2:46 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Pasadena, Maryland

December 14, 2024 at 2:49 PM

443-581-1148 reported as a Robocall. Received on December 6, 2024 at 11:27 AM.

Anonymous User from , MD

December 10, 2024 at 7:01 PM

443-581-0054 reported as a Live Voice or Other. Received on December 10, 2024 at 7:00 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Ellicott City, Maryland

November 6, 2024 at 7:28 PM

443-581-1014 reported as a Live Voice or Other. Received on November 6, 2024 at 3:20 PM.

Anonymous User from Falls Church, Maryland

October 21, 2024 at 3:45 PM

443-581-0957 reported as a Live Voice or Other. Received on October 17, 2024 at 9:35 AM.
Call for Warranties & protection plans

Anonymous User from Baltimore, Maryland

August 8, 2024 at 6:53 PM

443-581-1927 reported as a Live Voice or Other. Received on August 8, 2024 at 6:47 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Baltimore, Maryland

August 8, 2024 at 3:24 PM

443-581-1267 reported as a Live Voice or Other. Received on August 6, 2024 at 3:05 PM.
Call for No Subject Provided

Anonymous User from , MD

August 8, 2024 at 1:32 PM

443-581-1388 reported as a Live Voice or Other. Received on August 6, 2024 at 12:00 AM.

Anonymous User from , MD

August 8, 2024 at 1:30 PM

443-581-1904 reported as a Live Voice or Other. Received on August 7, 2024 at 12:00 AM.

Anonymous User from , MD

August 8, 2024 at 1:29 PM

443-581-1996 reported as a Robocall. Received on August 8, 2024 at 12:00 AM.

Anonymous User from , MD

May 4, 2024 at 9:26 AM

443-581-1550 reported as a Robocall. Received on May 3, 2024 at 12:27 PM.
Call for Dropped call or no message

Anonymous User from Attleboro, Massachusetts

March 7, 2024 at 12:18 PM

443-581-6605 reported as a Live Voice or Other. Received on March 7, 2024 at 12:15 PM.
Call for Computer & technical support

Anonymous User from Marion, Indiana

December 26, 2023 at 6:48 PM

443-581-4285 reported as a Live Voice or Other. Received on December 26, 2023 at 12:00 PM.

Anonymous User from Culver City, California

June 23, 2023 at 8:55 PM

443-581-0925 reported as a Robocall. Received on June 23, 2023 at 2:51 PM.

Anonymous User from Glen Burnie, Maryland

June 3, 2023 at 1:23 PM

443-581-0408 reported as a Robocall. Received on June 3, 2023 at 1:00 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Halethorpe, Maryland

May 29, 2023 at 10:00 AM

443-581-1098 reported as a Live Voice or Other. Received on May 29, 2023 at 9:55 AM.
Call for Dropped call or no message

Anonymous User from Weaverville, North Carolina

April 9, 2023 at 10:19 AM

443-581-1143 reported as a Live Voice or Other. Received on April 8, 2023 at 3:51 PM.
Call for Dropped call or no message

Anonymous User from Prince Frederick, Maryland

March 15, 2023 at 12:56 PM

443-581-0975 reported as a Live Voice or Other. Received on March 14, 2023 at 5:06 PM.

Anonymous User from Prince Frederick, Maryland

March 15, 2023 at 12:50 PM

443-581-0975 reported as a Live Voice or Other. Received on March 14, 2023 at 11:08 AM.

Anonymous User from Rathdrum, Idaho

December 21, 2022 at 5:05 PM

443-581-0250 reported as a Robocall. Received on December 21, 2022 at 12:49 PM.

Anonymous User from Md, Maryland

October 12, 2022 at 8:20 PM

443-581-1284 reported as a Live Voice or Other. Received on October 11, 2022 at 11:36 AM.

Anonymous User from , MD

August 24, 2022 at 11:15 AM

443-581-0996 reported as a Live Voice or Other. Received on August 24, 2022 at 10:47 AM.

Most 'popular' numbers on this prefix:

443-581-0XXX: 443-581-0000 | 443-581-0001 | 443-581-0020 | 443-581-0050 | 443-581-0053 | 443-581-0055 | 443-581-0200 | 443-581-0250 | 443-581-0251 | 443-581-0252 | 443-581-0400 | 443-581-0401 | 443-581-0404 | 443-581-0900 | 443-581-0901 | 443-581-0902 | 443-581-0970 | 443-581-0975 |
443-581-1XXX: 443-581-1000 | 443-581-1001 | 443-581-1010 | 443-581-1014 | 443-581-1015 | 443-581-1100 | 443-581-1111 | 443-581-1122 | 443-581-1140 | 443-581-1144 | 443-581-1147 | 443-581-1212 | 443-581-1220 | 443-581-1234 | 443-581-1300 | 443-581-1305 | 443-581-1308 | 443-581-1380 | 443-581-1383 | 443-581-1388 | 443-581-1500 | 443-581-1501 | 443-581-1510 | 443-581-1511 | 443-581-1515 | 443-581-1550 | 443-581-1900 | 443-581-1903 | 443-581-1905 | 443-581-1991 | 443-581-1998 |
443-581-5XXX: 443-581-5600 | 443-581-5630 | 443-581-5650 |
443-581-6XXX: 443-581-6600 | 443-581-6601 | 443-581-6606 | 443-581-6607 | 443-581-6660 |