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443-400

You are reviewing the Area Code (NPA/NXX) report for 443-400. Did you mean to search the SMS short code 443400?

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Examples: 206-739-5800, 206, 206-739, 48369
Raw Number443400
Basic Format443-400
NPA (Area Code)443
NXX400

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
443-400-0XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCBRYNPKLNCMRTBROOKLYN PARK LINTHICUMMDMA
443-400-1XXX5562METROPCS, INC.BRYNPKLNCMAS09/17/2013BROOKLYN PARK LINTHICUMMDMA10/11/2013
443-400-2XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCBRYNPKLNCMRTBROOKLYN PARK LINTHICUMMDMA
443-400-3XXX5562METROPCS, INC.BRYNPKLNCMAS05/21/2013BROOKLYN PARK LINTHICUMMDMA06/14/2013
443-400-4XXX5562METROPCS, INC.BRYNPKLNCMAS09/17/2013BROOKLYN PARK LINTHICUMMDMA10/11/2013
443-400-5XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCBRYNPKLNCMRTBROOKLYN PARK LINTHICUMMDMA
443-400-6XXX5562METROPCS, INC.BRYNPKLNCMAS03/03/2014BROOKLYN PARK LINTHICUMMDMA03/27/2014
443-400-7XXX876DONVOY, LLC - MDBRYNPKLNCMAS08/15/2012BROOKLYN PARK LINTHICUMMDMA09/13/2012
443-400-8XXX829JPAETEC ITEL, LLCBRYNPKLNCMAS05/03/2002BROOKLYN PARK LINTHICUMMDMA05/19/2002
443-400-9XXX5562METROPCS, INC.BRYNPKLNCMAS09/10/2013BROOKLYN PARK LINTHICUMMDMA10/04/2013
443-400-XXXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCBRYNPKLNCMASBROOKLYN PARK LINTHICUMMD

Business/Government Phones on the 443-400 Prefix

PhoneNameAddress
443-400-5101Belvedere Tax Group
443-400-5125ASAP Mobile Locksmith MD
443-400-5210Nationwide Construction & Energy
443-400-0009Aveley Farms Coffee Roasters9490 Deereco Road Timonium 21093 US
443-400-0033Diamondback Brewing Company9490 Deereco Road Lutherville 21093 US

Reports

Anonymous User from Joppa, Maryland

April 9, 2026 at 11:06 AM

443-400-7986 reported as a Robocall. Received on April 8, 2026 at 1:13 PM.
Call for Dropped call or no message

Anonymous User from Bowie, Maryland

March 5, 2026 at 5:49 PM

443-400-7715 reported as a Live Voice or Other. Received on March 5, 2026 at 3:46 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Essex, Maryland

February 6, 2026 at 11:19 AM

443-400-7654 reported as a Live Voice or Other. Received on February 6, 2026 at 11:16 AM.
Call for Energy, solar, & utilities

Anonymous User from Glendale, Arizona

December 3, 2025 at 7:19 AM

443-400-7904 reported as a Live Voice or Other. Received on November 30, 2025 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Gwynn Oak, Maryland

November 17, 2025 at 6:27 PM

443-400-0920 reported as a unwanted call. Received on October 14, 2025 at 3:02 PM.
Call for No Subject Provided

Anonymous User from Baltimore, Maryland

August 26, 2025 at 2:09 PM

443-400-1790 reported as a Robocall. Received on August 26, 2025 at 1:59 PM.
Call for Home improvement & cleaning

Anonymous User from , MD

July 17, 2025 at 10:59 AM

443-400-9262 reported as a Robocall. Received on July 17, 2025 at 10:57 AM.

Anonymous User from , MD

February 10, 2025 at 10:24 AM

443-400-8373 reported as a Robocall. Received on February 10, 2025 at 10:15 AM.

Anonymous User from Annapolis, Maryland

July 23, 2024 at 11:04 AM

4434000 reported as a Live Voice or Other. Received on July 23, 2024 at 10:52 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Peoria, Arizona

June 22, 2024 at 3:01 PM

443-400-9364 reported as a Robocall. Received on June 5, 2024 at 9:13 AM.
Call for Medical & prescriptions

Anonymous User from Phoenix, Arizona

June 13, 2024 at 6:45 PM

443-400-0151 reported as a Robocall. Received on June 13, 2024 at 3:43 PM.

Anonymous User from Peoria, Arizona

June 9, 2024 at 6:36 PM

443-400-9364 reported as a Robocall. Received on June 5, 2024 at 9:13 AM.
Call for Medical & prescriptions

Anonymous User from Fairfax, Virginia

May 13, 2024 at 3:27 PM

443-400-7413 reported as a Robocall. Received on May 13, 2024 at 9:17 AM.
Call for Charities

Anonymous User from , OK

May 3, 2024 at 7:42 PM

443-400-3830 reported as a Live Voice or Other. Received on May 3, 2024 at 5:25 PM.
Call for No Subject Provided

Anonymous User from Piqua, Ohio

April 29, 2024 at 3:05 PM

443-400-5230 reported as a Live Voice or Other. Received on April 29, 2024 at 3:00 PM.

Anonymous User from , MN

April 12, 2024 at 4:08 PM

443-400-5335 reported as a Robocall. Received on April 12, 2024 at 1:03 PM.

Anonymous User from Mitchellville, Maryland

October 8, 2023 at 4:16 PM

443-400-6375 reported as a Robocall. Received on October 6, 2023 at 4:30 PM.
Call for Dropped call or no message

Anonymous User from Gainesville, Virginia

March 20, 2023 at 5:38 PM

443-400-1099 reported as a Live Voice or Other. Received on March 20, 2023 at 5:34 PM.
Call for Dropped call or no message

Anonymous User from Sun City, Arizona

January 26, 2023 at 3:11 PM

443-400-9119 reported as a Robocall. Received on January 26, 2023 at 10:34 AM.

Anonymous User from Mount Airy, Maryland

January 4, 2023 at 4:01 PM

443-400-7415 reported as a Robocall. Received on January 4, 2023 at 2:40 PM.
Call for Charities

Anonymous User from Gaithersburg, Maryland

December 14, 2022 at 8:16 PM

443-400-7372 reported as a Robocall. Received on December 14, 2022 at 1:16 PM.
Call for Dropped call or no message

Anonymous User from , MD

November 30, 2022 at 1:09 PM

443-400-9902 reported as a Robocall. Received on November 29, 2022 at 6:26 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Aspen, Colorado

November 9, 2022 at 10:58 PM

443-400-7080 reported as a Robocall. Received on November 9, 2022 at 6:32 PM.

Anonymous User from Potomac, Arizona

October 11, 2022 at 11:34 AM

443-400-7421 reported as a Live Voice or Other. Received on October 6, 2022 at 11:04 AM.

Anonymous User from Potomac, Maryland

October 6, 2022 at 11:11 AM

443-400-7421 reported as a Live Voice or Other. Received on October 6, 2022 at 11:09 AM.

Anonymous User from , MD

October 5, 2022 at 11:13 AM

443-400-7421 reported as a unwanted call. Received on October 4, 2022 at 10:47 AM.
Call for Dropped call or no message

Anonymous User from Lusby, Maryland

August 5, 2022 at 10:32 AM

443-400-0930 reported as a Robocall. Received on August 5, 2022 at 10:53 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MD

August 4, 2022 at 10:00 AM

443-400-7893 reported as a Robocall. Received on August 4, 2022 at 8:05 AM.
Call for Dropped call or no message

Anonymous User from Lusby, Maryland

July 20, 2022 at 1:37 PM

443-400-0149 reported as a Robocall. Received on July 20, 2022 at 1:15 PM.
Call for Calls pretending to be government, businesses, or family and friends

Most 'popular' numbers on this prefix:

443-400-0XXX: 443-400-0150 | 443-400-0152 | 443-400-0157 | 443-400-0158 | 443-400-0178 | 443-400-0907 | 443-400-0909 | 443-400-0930 | 443-400-0937 | 443-400-0939 | 443-400-0952 |
443-400-1XXX: 443-400-1000 | 443-400-1001 | 443-400-1002 | 443-400-1020 | 443-400-1024 | 443-400-1028 | 443-400-1600 | 443-400-1606 | 443-400-1644 | 443-400-1648 | 443-400-1649 |
443-400-3XXX: 443-400-3000 | 443-400-3003 | 443-400-3010 | 443-400-3015 | 443-400-3016 | 443-400-3062 | 443-400-3120 | 443-400-3121 | 443-400-3123 | 443-400-3166 | 443-400-3167 | 443-400-3169 | 443-400-3800 | 443-400-3833 | 443-400-3837 | 443-400-3838 |
443-400-4XXX: 443-400-4241 | 443-400-4242 | 443-400-4249 | 443-400-4272 | 443-400-4278 | 443-400-4279 | 443-400-4331 | 443-400-4333 | 443-400-4339 | 443-400-4343 | 443-400-4349 | 443-400-4369 | 443-400-4600 | 443-400-4623 | 443-400-4624 | 443-400-4625 |
443-400-5XXX: 443-400-5120 | 443-400-5123 | 443-400-5125 | 443-400-5157 | 443-400-5196 | 443-400-5247 |
443-400-6XXX: 443-400-6000 | 443-400-6001 | 443-400-6002 | 443-400-6008 | 443-400-6362 | 443-400-6367 | 443-400-6369 | 443-400-6372 | 443-400-6373 | 443-400-6375 | 443-400-6600 | 443-400-6652 | 443-400-6656 | 443-400-6657 |
443-400-7XXX: 443-400-7000 | 443-400-7040 | 443-400-7070 | 443-400-7080 | 443-400-7083 | 443-400-7088 | 443-400-7371 | 443-400-7372 | 443-400-7373 | 443-400-7374 | 443-400-7411 | 443-400-7414 | 443-400-7415 | 443-400-7443 | 443-400-7446 | 443-400-7449 | 443-400-7883 | 443-400-7887 | 443-400-7889 | 443-400-7891 | 443-400-7893 | 443-400-7899 |
443-400-8XXX: 443-400-8336 | 443-400-8373 | 443-400-8375 | 443-400-8377 | 443-400-8383 | 443-400-8387 |
443-400-9XXX: 443-400-9110 | 443-400-9111 | 443-400-9115 | 443-400-9192 | 443-400-9197 | 443-400-9362 | 443-400-9363 | 443-400-9366 | 443-400-9900 | 443-400-9907 | 443-400-9909 |