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312-443

You are reviewing the Area Code (NPA/NXX) report for 312-443. Did you mean to search the SMS short code 312443?

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🇺🇸 DSN NORTHCOM Area Code Detected

The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.

Raw Number312443
Basic Format312-443
NPA (Area Code)312
NXX443

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-443-0XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-1XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-2XXX6333CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ILCHICGOZN01AS12/16/2010CHICAGO ZONE 01ILMW01/14/2011
312-443-3XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-4XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-5XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-6XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-7XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-8XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-9XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-443-XXXX9329ILLINOIS BELL TEL COCHICGOZN01ASCHICAGO ZONE 01IL

Business/Government Phones on the 312-443 Prefix

PhoneNameAddress
312-443-1401Ethan Lord Jewelers
312-443-1295Dunkin'27 West Lake Street Chicago 60601 US
312-443-1401Ethan Lord Jewelers5 South Wabash Avenue Chicago 60603 US
312-443-2197Taco Bell1363 East 53rd Street Chicago 60615 US
312-443-9534Oasis Cafe21 North Wabash Avenue Chicago 60602 US

Reports

Anonymous User from , IL

March 26, 2026 at 10:59 AM

312-443-0454 reported as a Live Voice or Other. Received on March 26, 2026 at 2:22 PM.
Call for No Subject Provided

Anonymous User from Fishers, Indiana

January 8, 2026 at 5:17 PM

312-443-2000 reported as a Live Voice or Other. Received on January 8, 2026 at 2:15 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Des Plaines, Illinois

January 16, 2025 at 7:17 PM

312-443-3803 reported as a Live Voice or Other. Received on January 6, 2025 at 10:53 AM.

Anonymous User from Libertyville, Illinois

December 1, 2024 at 2:56 PM

312-443-9237 reported as a Live Voice or Other. Received on November 27, 2024 at 1:54 PM.

Anonymous User from Libertyville, Illinois

November 20, 2024 at 11:27 AM

312-443-3376 reported as a Live Voice or Other. Received on November 20, 2024 at 9:26 AM.

Anonymous User from Paw Paw, Michigan

March 20, 2024 at 8:49 AM

312-443-3803 reported as a Live Voice or Other. Received on March 19, 2024 at 5:07 PM.

Anonymous User from , IL

October 31, 2022 at 6:40 PM

312-443-9119 reported as a Robocall. Received on October 31, 2022 at 5:38 PM.

Anonymous User from , IL

August 16, 2016 at 6:11 PM

reported as a Live Voice. Received on August 13, 2016 at 9:00 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-443-4129
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , IA

March 3, 2016 at 6:34 PM

reported as a Live Voice. Received on March 3, 2016 at 11:03 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-443-3803
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

312-443-0XXX: 312-443-0800 | 312-443-0840 | 312-443-0888 |
312-443-1XXX: 312-443-1212 | 312-443-1222 | 312-443-1234 | 312-443-1291 | 312-443-1296 | 312-443-1299 | 312-443-1400 | 312-443-1403 | 312-443-1409 | 312-443-1440 | 312-443-1600 | 312-443-1601 | 312-443-1605 | 312-443-1620 | 312-443-1621 | 312-443-1622 | 312-443-1900 | 312-443-1952 | 312-443-1953 | 312-443-1954 | 312-443-1991 | 312-443-1998 |
312-443-2XXX: 312-443-2400 | 312-443-2447 | 312-443-2491 | 312-443-2496 | 312-443-2499 | 312-443-2800 | 312-443-2830 | 312-443-2844 | 312-443-2847 | 312-443-2848 |
312-443-3XXX: 312-443-3300 | 312-443-3330 | 312-443-3333 | 312-443-3370 | 312-443-3375 | 312-443-3377 | 312-443-3700 | 312-443-3750 | 312-443-3777 | 312-443-3780 | 312-443-3787 | 312-443-3788 | 312-443-3800 | 312-443-3807 | 312-443-3808 | 312-443-3850 | 312-443-3888 |
312-443-4XXX: 312-443-4100 | 312-443-4111 | 312-443-4120 | 312-443-4123 | 312-443-4125 |
312-443-5XXX: 312-443-5500 | 312-443-5505 | 312-443-5507 | 312-443-5509 | 312-443-5550 | 312-443-5555 |
312-443-9XXX: 312-443-9100 | 312-443-9110 | 312-443-9111 | 312-443-9115 | 312-443-9200 | 312-443-9220 | 312-443-9230 | 312-443-9234 | 312-443-9250 | 312-443-9500 | 312-443-9501 | 312-443-9530 | 312-443-9533 | 312-443-9535 | 312-443-9550 | 312-443-9600 | 312-443-9601 | 312-443-9602 | 312-443-9650 |