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301-850

You are reviewing the Area Code (NPA/NXX) report for 301-850. Did you mean to search the SMS short code 301850?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number301850
Basic Format301-850
NPA (Area Code)301
NXX850

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
301-850-0XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS03/30/2006WASHINGTON 236 ZONE 14MDMA04/27/2006
301-850-1XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS12/20/2004WASHINGTON 236 ZONE 14MDMA01/19/2005
301-850-2XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS12/20/2004WASHINGTON 236 ZONE 14MDMA01/19/2005
301-850-3XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS01/23/2008WASHINGTON 236 ZONE 14MDMA04/19/2007
301-850-4XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS05/23/2002WASHINGTON 236 ZONE 14MDMA06/04/2002
301-850-5XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS09/10/2014WASHINGTON 236 ZONE 14MDMA10/04/2014
301-850-6XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS03/28/2012WASHINGTON 236 ZONE 14MDMA04/21/2012
301-850-7XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14AS07/21/2006WASHINGTON 236 ZONE 14MDMA08/10/2006
301-850-8XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSNG236Z14AS01/05/2017WASHINGTON 236 ZONE 14MDMA02/04/2017
301-850-9XXX829JPAETEC ITEL, LLCWSNG236Z14AS02/27/2004WASHINGTON 236 ZONE 14MDMA03/27/2004
301-850-XXXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSNG236Z14ASWASHINGTON 236 ZONE 14MD

Business/Government Phones on the 301-850 Prefix

PhoneNameAddress
301-850-1572HomeMatters LLC
301-850-1918Abuzz Healthcare Services, LLC
301-850-6178Thompson Creek Window Company
301-850-1239Family Dollar5040 Brown Station Road Upper Marlboro 20772-9124 US
301-850-2300BJ'sUS
301-850-6876Millstone at Kingsview Leasing Office13611 Ale House Circle Germantown 20874 US

Reports

Anonymous User from Hagerstown, Maryland

April 17, 2026 at 7:32 AM

301-850-4938 reported as a Live Voice or Other. Received on April 16, 2026 at 11:45 AM.
Call for Home security & alarms

Anonymous User from Bowie, Maryland

April 16, 2026 at 12:45 AM

301-850-2560 reported as a Robocall. Received on April 15, 2026 at 4:12 PM.
Call for Home improvement & cleaning

Anonymous User from Myersville, Maryland

April 8, 2026 at 2:23 PM

301-850-2001 reported as a Robocall. Received on April 8, 2026 at 2:15 PM.
Call for Home improvement & cleaning

Anonymous User from Accokeek, Maryland

April 6, 2026 at 4:41 PM

301-850-4805 reported as a Robocall. Received on April 6, 2026 at 4:39 PM.
Call for Home improvement & cleaning

Anonymous User from , MD

February 27, 2026 at 10:31 AM

301-850-2733 reported as a Live Voice or Other. Received on February 27, 2026 at 9:27 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Silver Spring, Maryland

February 19, 2026 at 6:35 PM

301-850-6994 reported as a Live Voice or Other. Received on February 19, 2026 at 6:11 PM.
Call for Home improvement & cleaning

Anonymous User from Silver Spring, Maryland

February 19, 2026 at 6:27 PM

301-850-6994 reported as a Live Voice or Other. Received on February 19, 2026 at 6:11 PM.
Call for Home improvement & cleaning

Anonymous User from Spring, Maryland

February 17, 2026 at 1:03 PM

301-850-1426 reported as a Robocall. Received on February 17, 2026 at 12:44 PM.

Anonymous User from Silver Spring, Maryland

December 19, 2025 at 7:07 AM

301-850-2988 reported as a Live Voice or Other. Received on December 18, 2025 at 5:38 PM.

Anonymous User from Silver Spring, Maryland

December 19, 2025 at 7:06 AM

301-850-2988 reported as a Live Voice or Other. Received on December 18, 2025 at 5:38 PM.

Anonymous User from Cheverly, District of Columbia

November 18, 2025 at 4:56 PM

301-850-0242 reported as a Live Voice or Other. Received on November 1, 2025 at 9:31 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Cheverly, District of Columbia

November 18, 2025 at 4:47 PM

301-850-0242 reported as a Live Voice or Other. Received on October 17, 2025 at 12:01 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Silver Spring, Maryland

November 14, 2025 at 11:05 AM

301-850-2555 reported as a Live Voice or Other. Received on October 30, 2025 at 4:12 PM.

Anonymous User from Smithsburg, Maryland

September 25, 2025 at 12:54 PM

301-850-6994 reported as a Live Voice or Other. Received on September 25, 2025 at 12:48 PM.
Call for Medical & prescriptions

Anonymous User from Smithsburg, Maryland

July 21, 2025 at 3:20 PM

301-850-4938 reported as a Live Voice or Other. Received on July 21, 2025 at 3:18 PM.
Call for Medical & prescriptions

Anonymous User from , MD

July 1, 2025 at 4:57 PM

301-850-0433 reported as a Live Voice or Other. Received on June 26, 2025 at 9:51 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MD

June 24, 2025 at 11:52 AM

301-850-3774 reported as a Live Voice or Other. Received on June 24, 2025 at 11:49 AM.
Call for Home improvement & cleaning

Anonymous User from Mechanicsville, Maryland

May 22, 2025 at 7:51 PM

301-850-1341 reported as a Robocall. Received on May 9, 2025 at 10:52 AM.

Anonymous User from Williamsport, Maryland

May 14, 2025 at 4:56 PM

301-850-0876 reported as a Live Voice or Other. Received on May 14, 2025 at 4:33 AM.

Anonymous User from , MD

May 13, 2025 at 5:18 PM

301-850-3498 reported as a unwanted call. Received on May 12, 2025 at 7:08 PM.

Anonymous User from , MD

May 13, 2025 at 5:12 PM

301-850-3126 reported as a unwanted call. Received on May 8, 2025 at 12:35 PM.

Anonymous User from Silver Spring, Maryland

April 25, 2025 at 3:32 PM

301-850-1251 reported as a Live Voice or Other. Received on April 25, 2025 at 2:22 PM.

Anonymous User from Smithsburg, Maryland

March 24, 2025 at 10:09 AM

301-850-2001 reported as a Robocall. Received on March 24, 2025 at 10:07 AM.
Call for Medical & prescriptions

Anonymous User from , MD

March 20, 2025 at 8:33 AM

301-850-6292 reported as a Robocall. Received on March 19, 2025 at 12:36 PM.
Call for Dropped call or no message

Anonymous User from Mitchellville, Maryland

March 17, 2025 at 9:18 AM

301-850-6155 reported as a Robocall. Received on March 15, 2025 at 11:48 AM.
Call for Dropped call or no message

Anonymous User from Smithsburg, Maryland

March 11, 2025 at 2:53 PM

301-850-2951 reported as a Robocall. Received on March 11, 2025 at 2:52 PM.
Call for Medical & prescriptions

Anonymous User from Smithsburg, Maryland

March 7, 2025 at 3:59 PM

301-850-1239 reported as a Robocall. Received on March 7, 2025 at 3:58 PM.
Call for Home security & alarms

Anonymous User from Damascus, Maryland

March 7, 2025 at 1:20 PM

301-850-1416 reported as a Robocall. Received on March 7, 2025 at 12:29 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Smithsburg, Maryland

March 4, 2025 at 12:01 PM

301-850-3250 reported as a Robocall. Received on March 4, 2025 at 11:59 AM.
Call for Medical & prescriptions

Anonymous User from , MD

February 19, 2025 at 9:27 AM

301-850-4765 reported as a Robocall. Received on February 19, 2025 at 9:10 AM.
Call for Dropped call or no message

Anonymous User from Smithsburg, Maryland

February 3, 2025 at 2:00 PM

301-850-6950 reported as a Robocall. Received on February 3, 2025 at 1:58 PM.
Call for Medical & prescriptions

Anonymous User from Fort Myers, Florida

January 23, 2025 at 10:59 AM

301-850-4430 reported as a Live Voice or Other. Received on January 23, 2025 at 9:17 AM.
Call for Dropped call or no message

Anonymous User from Germantown, Maryland

December 12, 2024 at 5:58 PM

301-850-4938 reported as a Live Voice or Other. Received on December 12, 2024 at 5:49 PM.

Anonymous User from Chevy Chase, Maryland

November 28, 2024 at 1:11 PM

301-850-4828 reported as a Robocall. Received on November 28, 2024 at 9:37 AM.
Call for No Subject Provided

Anonymous User from Mechanicsville, Maryland

November 26, 2024 at 3:09 PM

301-850-1107 reported as a Robocall. Received on November 25, 2024 at 12:00 AM.

Anonymous User from Smithsburg, Maryland

November 13, 2024 at 12:59 PM

301-850-1263 reported as a Live Voice or Other. Received on November 13, 2024 at 12:58 PM.
Call for Medical & prescriptions

Anonymous User from , MD

November 4, 2024 at 7:43 AM

301-850-1416 reported as a Robocall. Received on November 4, 2024 at 7:35 AM.

Anonymous User from Calverton, Maryland

October 16, 2024 at 9:33 PM

301-850-2036 reported as a Live Voice or Other. Received on October 9, 2024 at 11:54 AM.
Call for Dropped call or no message

Anonymous User from , TN

September 17, 2024 at 3:06 PM

301-850-2530 reported as a unwanted call. Received on September 17, 2024 at 11:19 AM.

Anonymous User from Calverton, Maryland

September 14, 2024 at 4:44 PM

301-850-4805 reported as a Live Voice or Other. Received on September 11, 2024 at 10:07 AM.
Call for Dropped call or no message

Anonymous User from , MD

August 27, 2024 at 4:20 PM

301-850-2733 reported as a Live Voice or Other. Received on August 27, 2024 at 3:33 PM.
Call for No Subject Provided

Anonymous User from Mitchellville, Maryland

August 16, 2024 at 11:54 AM

301-850-4328 reported as a unwanted call. Received on August 16, 2024 at 11:40 AM.

Anonymous User from Bowie, Maryland

July 24, 2024 at 3:42 PM

301-850-4328 reported as a Robocall. Received on July 24, 2024 at 2:30 PM.

Anonymous User from Lanham, Maryland

January 26, 2024 at 4:25 PM

301-850-0308 reported as a Robocall. Received on January 22, 2024 at 1:28 PM.
Call for Dropped call or no message

Anonymous User from , MD

January 5, 2024 at 9:50 AM

301-850-0087 reported as a Live Voice or Other. Received on January 5, 2024 at 9:41 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Montgomery Village, Maryland

December 17, 2023 at 10:55 AM

301-850-4194 reported as a Live Voice or Other. Received on December 16, 2023 at 12:54 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Silver Spring, Maryland

October 2, 2023 at 4:11 PM

301-850-2930 reported as a Live Voice or Other. Received on October 2, 2023 at 3:58 PM.

Anonymous User from Rockville, Maryland

September 1, 2023 at 11:25 AM

301-850-8322 reported as a Robocall. Received on August 27, 2023 at 4:02 PM.

Anonymous User from , MD

August 8, 2023 at 10:58 AM

301-850-1746 reported as a unwanted call. Received on August 8, 2023 at 10:54 AM.
Call for Warranties & protection plans

Anonymous User from Mitchellville, Maryland

July 25, 2023 at 6:06 PM

301-850-7846 reported as a Live Voice or Other. Received on July 25, 2023 at 5:30 PM.

Anonymous User from Hyattsville, Maryland

July 12, 2023 at 8:02 AM

301-850-6698 reported as a Robocall. Received on July 11, 2023 at 7:13 PM.

Anonymous User from , MD

July 10, 2023 at 11:02 AM

301-850-2398 reported as a unwanted call. Received on June 28, 2023 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , MD

June 13, 2023 at 1:48 PM

301-850-2398 reported as a Robocall. Received on June 13, 2023 at 1:31 PM.
Call for Dropped call or no message

Anonymous User from , MD

June 9, 2023 at 8:41 AM

301-850-2398 reported as a Robocall. Received on June 6, 2023 at 7:21 PM.

Anonymous User from , MD

June 9, 2023 at 8:39 AM

301-850-2398 reported as a Robocall. Received on June 7, 2023 at 9:30 AM.

Anonymous User from Olney, MD

April 29, 2023 at 4:19 PM

None reported as a Prerecorded Voice. Received on April 29, 2023 at 12:11 PM.
Unwanted call for Google Listings Services
Caller ID indicated they called from 301-850-2398
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , MD

March 19, 2023 at 7:37 PM

301-850-0865 reported as a Robocall. Received on March 18, 2023 at 10:58 AM.

Anonymous User from Rockville, Maryland

February 23, 2023 at 7:31 PM

301-850-9982 reported as a Live Voice or Other. Received on February 23, 2023 at 7:27 PM.
Call for Dropped call or no message

Anonymous User from , MD

February 9, 2023 at 3:05 PM

301-850-2680 reported as a Live Voice or Other. Received on February 9, 2023 at 2:10 PM.
Call for No Subject Provided

Anonymous User from Waldorf, Maryland

February 6, 2023 at 8:23 PM

301-850-6973 reported as a Robocall. Received on January 31, 2023 at 1:54 PM.
Call for No Subject Provided

Anonymous User from Waldorf, Maryland

February 6, 2023 at 8:22 PM

301-850-6973 reported as a Robocall. Received on January 31, 2023 at 12:44 PM.
Call for No Subject Provided

Anonymous User from Ellicott City, Maryland

January 26, 2023 at 1:12 PM

301-850-2398 reported as a Live Voice or Other. Received on January 26, 2023 at 1:10 PM.

Anonymous User from Ridge, Maryland

October 4, 2022 at 11:53 AM

301-850-6761 reported as a Robocall. Received on September 30, 2022 at 6:15 PM.

Anonymous User from , MD

August 3, 2022 at 11:30 PM

301-850-0267 reported as a Live Voice or Other. Received on August 2, 2022 at 10:15 AM.

Anonymous User from , MD

July 26, 2022 at 1:29 PM

301-850-0778 reported as a Robocall. Received on July 26, 2022 at 1:25 PM.
Call for Warranties & protection plans

Anonymous User from , MD

June 29, 2022 at 12:25 PM

301-850-0811 reported as a Robocall. Received on June 29, 2022 at 12:23 PM.
Call for Warranties & protection plans

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:51 PM

301-850-6973 reported as a Live Voice or Other. Received on June 1, 2022 at 2:01 PM.
Call for Dropped call or no message

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:48 PM

301-850-6973 reported as a Live Voice or Other. Received on June 1, 2022 at 3:01 PM.
Call for Dropped call or no message

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:47 PM

301-850-6973 reported as a Live Voice or Other. Received on June 1, 2022 at 4:02 PM.
Call for Dropped call or no message

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:43 PM

301-850-6973 reported as a Live Voice or Other. Received on June 2, 2022 at 2:01 PM.
Call for Dropped call or no message

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:41 PM

301-850-6973 reported as a Live Voice or Other. Received on June 2, 2022 at 3:02 PM.
Call for Dropped call or no message

Anonymous User from Rockville, Maryland

June 7, 2022 at 4:04 PM

301-850-6973 reported as a Live Voice or Other. Received on June 2, 2022 at 4:03 PM.
Call for Dropped call or no message

Anonymous User from Bowie, Maryland

May 31, 2022 at 10:28 AM

301-850-2398 reported as a Live Voice or Other. Received on May 30, 2022 at 6:22 PM.

Anonymous User from , MD

May 30, 2022 at 9:59 PM

301-850-0638 reported as a Live Voice or Other. Received on May 30, 2022 at 3:56 PM.

Anonymous User from , FL

May 6, 2016 at 6:14 PM

301-850-6946 reported as a Live Voice. Received on May 6, 2016 at 10:35 AM.
Telemarketing (including do not call and spoofing) for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , MD

May 19, 2015 at 1:22 AM

reported as a Prerecorded Voice. Received on January 7, 2018 at 7:15 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 301-850-2339
Contacted via Wired

Most 'popular' numbers on this prefix:

301-850-0XXX: 301-850-0011 | 301-850-0024 | 301-850-0080 | 301-850-0083 | 301-850-0088 | 301-850-0246 | 301-850-0247 | 301-850-0248 | 301-850-0263 | 301-850-0268 | 301-850-0269 | 301-850-0300 | 301-850-0303 | 301-850-0305 | 301-850-0308 | 301-850-0309 | 301-850-0402 | 301-850-0403 | 301-850-0404 | 301-850-0420 | 301-850-0428 | 301-850-0429 | 301-850-0614 | 301-850-0616 | 301-850-0617 | 301-850-0622 | 301-850-0624 | 301-850-0626 | 301-850-0634 | 301-850-0636 | 301-850-0639 | 301-850-0648 | 301-850-0702 | 301-850-0707 | 301-850-0773 | 301-850-0777 | 301-850-0778 | 301-850-0787 | 301-850-0802 | 301-850-0806 | 301-850-0808 | 301-850-0810 | 301-850-0811 | 301-850-0815 |
301-850-1XXX: 301-850-1000 | 301-850-1001 | 301-850-1008 | 301-850-1090 | 301-850-1091 | 301-850-1099 | 301-850-1100 | 301-850-1103 | 301-850-1108 | 301-850-1111 | 301-850-1122 | 301-850-1199 | 301-850-1212 | 301-850-1234 | 301-850-1238 | 301-850-1250 | 301-850-1253 | 301-850-1255 | 301-850-1300 | 301-850-1308 | 301-850-1314 | 301-850-1320 | 301-850-1322 | 301-850-1324 | 301-850-1400 | 301-850-1409 | 301-850-1411 | 301-850-1414 | 301-850-1415 | 301-850-1500 | 301-850-1501 | 301-850-1508 | 301-850-1570 | 301-850-1578 | 301-850-1579 | 301-850-1600 | 301-850-1608 | 301-850-1647 | 301-850-1680 | 301-850-1683 | 301-850-1688 | 301-850-1700 | 301-850-1708 | 301-850-1740 | 301-850-1745 | 301-850-1747 | 301-850-1777 | 301-850-1911 | 301-850-1914 | 301-850-1919 | 301-850-1993 | 301-850-1997 | 301-850-1998 |
301-850-2XXX: 301-850-2000 | 301-850-2002 | 301-850-2008 | 301-850-2030 | 301-850-2034 | 301-850-2035 | 301-850-2300 | 301-850-2345 | 301-850-2352 | 301-850-2391 | 301-850-2396 | 301-850-2399 | 301-850-2500 | 301-850-2507 | 301-850-2508 | 301-850-2530 | 301-850-2533 | 301-850-2537 | 301-850-2600 | 301-850-2667 | 301-850-2668 | 301-850-2680 | 301-850-2683 | 301-850-2688 | 301-850-2734 | 301-850-2737 | 301-850-2738 | 301-850-2758 | 301-850-2777 | 301-850-2778 | 301-850-2800 | 301-850-2808 | 301-850-2809 | 301-850-2887 | 301-850-2992 | 301-850-2995 | 301-850-2998 |
301-850-3XXX: 301-850-3250 | 301-850-3252 | 301-850-3255 | 301-850-3256 | 301-850-3258 |
301-850-4XXX: 301-850-4140 | 301-850-4142 | 301-850-4145 | 301-850-4240 | 301-850-4241 | 301-850-4242 | 301-850-4245 | 301-850-4247 | 301-850-4321 | 301-850-4322 | 301-850-4329 | 301-850-4343 | 301-850-4349 | 301-850-4387 | 301-850-4400 | 301-850-4431 | 301-850-4433 | 301-850-4434 | 301-850-4452 | 301-850-4454 | 301-850-4500 | 301-850-4545 | 301-850-4590 | 301-850-4595 | 301-850-4599 | 301-850-4800 | 301-850-4807 | 301-850-4808 | 301-850-4945 | 301-850-4947 | 301-850-4949 | 301-850-4992 | 301-850-4997 | 301-850-4998 |
301-850-6XXX: 301-850-6156 | 301-850-6157 | 301-850-6158 | 301-850-6188 | 301-850-6197 | 301-850-6198 | 301-850-6247 | 301-850-6248 | 301-850-6258 | 301-850-6292 | 301-850-6297 | 301-850-6299 | 301-850-6500 | 301-850-6507 | 301-850-6509 | 301-850-6560 | 301-850-6565 | 301-850-6566 | 301-850-6600 | 301-850-6652 | 301-850-6656 | 301-850-6690 | 301-850-6694 | 301-850-6699 | 301-850-6761 | 301-850-6762 | 301-850-6763 | 301-850-6783 | 301-850-6787 | 301-850-6970 | 301-850-6975 | 301-850-6978 | 301-850-6995 | 301-850-6996 | 301-850-6998 |
301-850-7XXX: 301-850-7443 | 301-850-7449 | 301-850-7452 | 301-850-7455 | 301-850-7458 | 301-850-7840 | 301-850-7847 | 301-850-7848 | 301-850-7887 |
301-850-8XXX: 301-850-8320 | 301-850-8323 | 301-850-8325 | 301-850-8383 | 301-850-8386 | 301-850-8387 | 301-850-8606 | 301-850-8663 | 301-850-8667 | 301-850-8668 | 301-850-8693 | 301-850-8697 | 301-850-8773 | 301-850-8777 | 301-850-8778 | 301-850-8783 | 301-850-8784 | 301-850-8787 | 301-850-8800 | 301-850-8801 | 301-850-8808 | 301-850-8833 | 301-850-8837 | 301-850-8838 |
301-850-9XXX: 301-850-9100 | 301-850-9105 | 301-850-9109 | 301-850-9900 | 301-850-9962 | 301-850-9984 | 301-850-9986 | 301-850-9988 |