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240-521

You are reviewing the Area Code (NPA/NXX) report for 240-521. Did you mean to search the SMS short code 240521?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number240521
Basic Format240-521
NPA (Area Code)240
NXX521

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
240-521-0XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS05/11/2018LAUREL 236MDMA06/11/2018
240-521-1XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS03/26/2018LAUREL 236MDMA04/23/2018
240-521-2XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS09/13/2018LAUREL 236MDMA10/13/2018
240-521-3XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS05/11/2018LAUREL 236MDMA06/11/2018
240-521-4XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS05/11/2018LAUREL 236MDMA06/11/2018
240-521-5XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS03/26/2018LAUREL 236MDMA04/23/2018
240-521-6XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS01/11/2018LAUREL 236MDMA03/12/2018
240-521-7XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS01/11/2018LAUREL 236MDMA03/12/2018
240-521-8XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS01/11/2018LAUREL 236MDMA03/12/2018
240-521-9XXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS01/11/2018LAUREL 236MDMA03/12/2018
240-521-XXXX4036NEW CINGULAR WIRELESS PCS, LLC - DCLAUREL236AS01/11/2018LAUREL 236MD

Reports

Anonymous User from Baltimore, Maryland

September 22, 2025 at 1:22 PM

240-521-2906 reported as a Robocall. Received on September 19, 2025 at 1:11 PM.
Call for Dropped call or no message

Anonymous User from Fort Washington, Maryland

June 19, 2024 at 9:09 PM

240-521-1285 reported as a Robocall. Received on June 18, 2024 at 10:23 AM.

Anonymous User from , MD

July 21, 2023 at 11:27 AM

240-521-6919 reported as a Robocall. Received on July 20, 2023 at 2:00 PM.

Anonymous User from , MD

May 8, 2023 at 5:01 PM

240-521-8627 reported as a Live Voice or Other. Received on May 8, 2023 at 4:43 PM.
Call for Dropped call or no message

Anonymous User from , MD

June 14, 2022 at 3:36 PM

240-521-9271 reported as a Robocall. Received on June 14, 2022 at 2:20 PM.

Anonymous User from Silver Spring, MD

December 7, 2021 at 5:00 PM

240-521-7925 reported as a Live Voice. Received on December 7, 2021 at 11:50 AM.
Unwanted call for Other Services
Contacted via Internet (VOIP)

Most 'popular' numbers on this prefix:

240-521-0XXX: 240-521-0937 | 240-521-0938 | 240-521-0944 | 240-521-0948 | 240-521-0949 |
240-521-1XXX: 240-521-1212 | 240-521-1220 | 240-521-1280 | 240-521-1283 | 240-521-1288 | 240-521-1400 | 240-521-1411 | 240-521-1414 | 240-521-1415 | 240-521-1431 | 240-521-1440 |
240-521-3XXX: 240-521-3500 | 240-521-3550 | 240-521-3555 | 240-521-3556 | 240-521-3600 | 240-521-3650 | 240-521-3658 | 240-521-3690 | 240-521-3695 | 240-521-3699 | 240-521-3700 | 240-521-3720 | 240-521-3721 | 240-521-3723 | 240-521-3777 |
240-521-6XXX: 240-521-6200 | 240-521-6210 | 240-521-6220 | 240-521-6290 | 240-521-6297 | 240-521-6299 | 240-521-6900 | 240-521-6910 | 240-521-6911 | 240-521-6915 | 240-521-6996 | 240-521-6998 |
240-521-7XXX: 240-521-7700 | 240-521-7770 | 240-521-7776 | 240-521-7777 | 240-521-7778 | 240-521-7900 | 240-521-7920 | 240-521-7921 | 240-521-7923 | 240-521-7997 |
240-521-8XXX: 240-521-8600 | 240-521-8601 | 240-521-8620 | 240-521-8622 | 240-521-8625 | 240-521-8660 | 240-521-8800 | 240-521-8801 | 240-521-8860 | 240-521-8865 | 240-521-8867 | 240-521-8880 |
240-521-9XXX: 240-521-9200 | 240-521-9210 | 240-521-9220 | 240-521-9270 | 240-521-9272 | 240-521-9277 |