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240-483

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Examples: 206-739-5800, 206, 206-739, 48369
Raw Number240483
Basic Format240-483
NPA (Area Code)240
NXX483

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateStateRegionBlock Effective Date
240-483-0XXX318JCOMCAST IP PHONE, LLCWSHNGTNZN2RTMDMA
240-483-1XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS02/25/2004MDMA03/26/2004
240-483-2XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS01/23/2004MDMA02/15/2004
240-483-3XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS01/23/2004MDMA02/15/2004
240-483-4XXX6119LEVEL 3 COMMUNICATIONS, LLC - MDWSHNGTNZN2AS12/23/2002MDMA01/12/2003
240-483-5XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS01/14/2004MDMA02/04/2004
240-483-6XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS10/30/2003MDMA11/24/2003
240-483-7XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS09/05/2003MDMA09/28/2003
240-483-8XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS09/05/2003MDMA09/28/2003
240-483-9XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSHNGTNZN2AS08/11/2003MDMA08/31/2003
240-483-XXXX318JCOMCAST IP PHONE, LLCWSHNGTNZN2ASMD

Business/Government Phones on the 240-483 Prefix

PhoneNameAddress
240-483-8214Sebaot General Contractor LLC
240-483-5949Joyful House Church13100 Waters Landing Drive US
240-483-7285Talia's Cuzina10560 Metropolitan Avenue Kensington 20895 US

Reports

Anonymous User from Odenton, Maryland

February 6, 2026 at 8:18 PM

240-483-4739 reported as a Live Voice or Other. Received on February 6, 2026 at 8:14 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Baltimore, Maryland

February 4, 2026 at 11:28 AM

240-483-4838 reported as a Live Voice or Other. Received on February 4, 2026 at 10:52 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Rockville, Maryland

February 4, 2026 at 10:04 AM

240-483-3201 reported as a Robocall. Received on February 3, 2026 at 11:43 AM.
Call for Charities

Anonymous User from Fort Washington, Maryland

April 24, 2025 at 4:35 PM

240-483-4451 reported as a Robocall. Received on April 24, 2025 at 1:38 PM.

Anonymous User from Fort Washington, Maryland

April 2, 2025 at 6:55 PM

240-483-4032 reported as a Robocall. Received on April 2, 2025 at 4:27 PM.

Anonymous User from Gaithersburg, Maryland

February 5, 2024 at 10:53 AM

240-483-0698 reported as a Live Voice or Other. Received on February 5, 2024 at 10:50 AM.

Anonymous User from Washington, DC

November 9, 2023 at 10:42 PM

240-483-0069 reported as a Live Voice. Received on November 9, 2023 at 5:10 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , MD

November 9, 2023 at 5:47 PM

240-483-0069 reported as a Live Voice or Other. Received on November 9, 2023 at 5:10 PM.
Call for Energy, solar, & utilities

Anonymous User from Redding, California

October 25, 2023 at 8:08 PM

240-483-4118 reported as a Robocall. Received on October 25, 2023 at 11:32 AM.

Anonymous User from , CA

December 5, 2022 at 12:46 PM

240-483-4466 reported as a Live Voice or Other. Received on December 5, 2022 at 8:49 AM.
Call for No Subject Provided

Anonymous User from , MD

July 1, 2022 at 6:19 PM

240-483-2494 reported as a unwanted call. Received on June 30, 2022 at 3:22 PM.
Call for No Subject Provided

Anonymous User from , MD

June 15, 2022 at 6:21 PM

240-483-0403 reported as a unwanted call. Received on June 15, 2022 at 5:24 PM.
Call for No Subject Provided

Anonymous User from , MD

June 3, 2022 at 7:00 PM

240-483-8679 reported as a unwanted call. Received on June 3, 2022 at 4:53 PM.
Call for No Subject Provided

Anonymous User from , MD

May 28, 2022 at 12:57 PM

240-483-1241 reported as a unwanted call. Received on May 27, 2022 at 7:36 PM.
Call for No Subject Provided

Anonymous User from Cranston, RI

September 22, 2021 at 10:02 PM

None reported as a Live Voice. Received on September 22, 2021 at 5:50 PM.
Unwanted call for solar_panels_services
Caller ID indicated they called from 240-483-4625
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

240-483-0XXX: 240-483-0000 | 240-483-0001 | 240-483-0003 | 240-483-0060 | 240-483-0062 | 240-483-0065 | 240-483-0400 | 240-483-0401 | 240-483-0404 | 240-483-0600 | 240-483-0601 | 240-483-0630 | 240-483-0691 | 240-483-0692 | 240-483-0699 |
240-483-1XXX: 240-483-1212 | 240-483-1222 | 240-483-1234 | 240-483-1240 | 240-483-1245 | 240-483-1247 | 240-483-1300 | 240-483-1305 | 240-483-1308 | 240-483-1370 | 240-483-1377 | 240-483-1378 | 240-483-1700 | 240-483-1740 | 240-483-1745 | 240-483-1747 | 240-483-1750 | 240-483-1770 | 240-483-1900 | 240-483-1952 | 240-483-1953 | 240-483-1954 | 240-483-1991 | 240-483-1998 |
240-483-2XXX: 240-483-2400 | 240-483-2447 | 240-483-2483 | 240-483-2491 | 240-483-2496 | 240-483-2499 | 240-483-2800 | 240-483-2820 | 240-483-2821 | 240-483-2823 | 240-483-2888 |
240-483-3XXX: 240-483-3100 | 240-483-3150 | 240-483-3151 | 240-483-3153 | 240-483-3196 | 240-483-3197 | 240-483-3200 | 240-483-3231 | 240-483-3250 | 240-483-3255 | 240-483-3258 | 240-483-3600 | 240-483-3620 | 240-483-3640 | 240-483-3645 | 240-483-3647 | 240-483-3650 |
240-483-4XXX: 240-483-4000 | 240-483-4010 | 240-483-4030 | 240-483-4033 | 240-483-4034 | 240-483-4040 | 240-483-4100 | 240-483-4110 | 240-483-4111 | 240-483-4115 | 240-483-4120 | 240-483-4200 | 240-483-4202 | 240-483-4240 | 240-483-4241 | 240-483-4244 | 240-483-4400 | 240-483-4401 | 240-483-4444 | 240-483-4460 | 240-483-4462 | 240-483-4465 | 240-483-4500 | 240-483-4501 | 240-483-4508 | 240-483-4540 | 240-483-4544 | 240-483-4545 | 240-483-4600 | 240-483-4620 | 240-483-4621 | 240-483-4623 | 240-483-4666 |
240-483-5XXX: 240-483-5100 | 240-483-5120 | 240-483-5123 | 240-483-5125 | 240-483-5150 | 240-483-5600 | 240-483-5606 | 240-483-5620 | 240-483-5622 | 240-483-5625 | 240-483-5650 |
240-483-6XXX: 240-483-6300 | 240-483-6303 | 240-483-6307 | 240-483-6370 | 240-483-6373 | 240-483-6375 | 240-483-6500 | 240-483-6505 | 240-483-6509 | 240-483-6583 | 240-483-6584 | 240-483-6589 |
240-483-7XXX: 240-483-7100 | 240-483-7105 | 240-483-7107 | 240-483-7170 | 240-483-7171 | 240-483-7175 | 240-483-7900 | 240-483-7960 | 240-483-7965 | 240-483-7969 | 240-483-7997 | 240-483-7999 |
240-483-8XXX: 240-483-8200 | 240-483-8207 | 240-483-8210 | 240-483-8211 | 240-483-8212 | 240-483-8250 | 240-483-8600 | 240-483-8601 | 240-483-8660 | 240-483-8670 | 240-483-8671 | 240-483-8675 |
240-483-9XXX: 240-483-9100 | 240-483-9110 | 240-483-9170 | 240-483-9172 | 240-483-9175 | 240-483-9195 | 240-483-9200 | 240-483-9220 | 240-483-9250 | 240-483-9260 | 240-483-9262 | 240-483-9265 |