312-343

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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 Number	312343
Basic Format	312-343
NPA (Area Code)	312
NXX	343

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	City	State
312-343-XXXX	6333	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL	CHICGOZN01	AS	CHICAGO ZONE 01	IL

Business/Government Phones on the 312-343 Prefix

Phone	Name	Address
312-343-1714	Professional Building Diagnostics L.L.C.
312-343-4692	SG Therapy Group
312-343-3336	Three Ravens	1404 North Main Street Rockford 61103 US
312-343-8983	Hoosier Academy of Self Defense	7879 East 108th Avenue Crown Point 46307 US

Reports

Anonymous User from , FL

August 25, 2025 at 9:23 AM

312-343-6540 reported as a Robocall. Received on August 23, 2025 at 12:51 PM.
Call for Vacation & timeshares

Anonymous User from , IL

June 23, 2025 at 2:23 PM

312-343-0306 reported as a Live Voice or Other. Received on June 23, 2025 at 1:18 PM.

Anonymous User from , IL

May 27, 2025 at 12:51 PM

312-343-5631 reported as a Live Voice or Other. Received on May 26, 2025 at 10:09 AM.

Anonymous User from , NY

April 28, 2025 at 2:27 PM

312-343-2005 reported as a Robocall. Received on April 28, 2025 at 12:16 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

February 12, 2025 at 5:26 PM

312-343-4961 reported as a Robocall. Received on February 12, 2025 at 5:15 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Chicago, Illinois

January 29, 2025 at 9:45 PM

312-343-4337 reported as a Robocall. Received on January 28, 2025 at 1:43 PM.

Anonymous User from Chicago, Illinois

January 29, 2025 at 9:21 PM

312-343-4337 reported as a Robocall. Received on January 23, 2025 at 6:13 PM.

Anonymous User from Chicago, Illinois

January 29, 2025 at 9:04 PM

312-343-4337 reported as a Robocall. Received on January 21, 2025 at 9:47 AM.

Anonymous User from Chicago, Illinois

January 29, 2025 at 8:58 PM

312-343-4337 reported as a Robocall. Received on January 20, 2025 at 9:22 AM.

Anonymous User from Chicago, Illinois

June 23, 2024 at 1:26 AM

312-343-4337 reported as a Robocall. Received on June 19, 2024 at 4:13 PM.

Anonymous User from Chicago, Illinois

May 22, 2024 at 12:20 AM

312-343-4337 reported as a Robocall. Received on May 18, 2024 at 6:07 PM.

Anonymous User from Chicago, Illinois

May 22, 2024 at 12:16 AM

312-343-4337 reported as a Robocall. Received on May 18, 2024 at 2:46 PM.

Anonymous User from Chicago, Illinois

March 4, 2024 at 2:42 PM

312-343-6778 reported as a Robocall. Received on March 4, 2024 at 1:35 PM.
Call for Dropped call or no message

Anonymous User from , VT

August 29, 2023 at 8:52 AM

312-343-5125 reported as a Live Voice or Other. Received on August 29, 2023 at 8:35 AM.
Call for Medical & prescriptions

Anonymous User from , VT

August 29, 2023 at 8:52 AM

312-343-5125 reported as a Live Voice or Other. Received on August 29, 2023 at 8:35 AM.
Call for Medical & prescriptions

Anonymous User from Sarasota, FL

August 20, 2022 at 9:02 PM

312-343-4384 reported as a Prerecorded Voice. Received on August 20, 2022 at 3:21 PM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from Jacksonville, Florida

August 5, 2022 at 10:55 AM

312-343-3840 reported as a Live Voice or Other. Received on August 5, 2022 at 10:00 AM.
Call for Medical & prescriptions

Anonymous User from , IL

October 8, 2015 at 12:58 AM

312-343-2323 reported as a Live Voice. Received on October 7, 2015 at 5:30 PM.
Telemarketing (including do not call and spoofing) for unknown
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

312-343-0XXX: 312-343-0500 | 312-343-0501 | 312-343-0502 | 312-343-0530 | 312-343-0800 | 312-343-0801 | 312-343-0808 | 312-343-0888 |
312-343-1XXX: 312-343-1212 | 312-343-1222 | 312-343-1234 | 312-343-1291 | 312-343-1298 | 312-343-1299 | 312-343-1700 | 312-343-1730 | 312-343-1733 | 312-343-1737 | 312-343-1750 | 312-343-1777 |
312-343-2XXX: 312-343-2140 | 312-343-2141 | 312-343-2142 | 312-343-2145 | 312-343-2149 | 312-343-2300 | 312-343-2322 | 312-343-2323 | 312-343-2324 | 312-343-2333 | 312-343-2345 | 312-343-2800 | 312-343-2850 | 312-343-2853 | 312-343-2855 | 312-343-2888 |
312-343-3XXX: 312-343-3300 | 312-343-3330 | 312-343-3333 | 312-343-3334 | 312-343-3339 | 312-343-3840 | 312-343-3845 | 312-343-3847 |
312-343-4XXX: 312-343-4100 | 312-343-4120 | 312-343-4140 | 312-343-4145 | 312-343-4301 | 312-343-4303 | 312-343-4304 | 312-343-4381 | 312-343-4383 | 312-343-4387 | 312-343-4600 | 312-343-4666 | 312-343-4690 | 312-343-4698 | 312-343-4699 | 312-343-4900 | 312-343-4960 | 312-343-4965 | 312-343-4997 | 312-343-4998 |
312-343-5XXX: 312-343-5100 | 312-343-5120 | 312-343-5123 | 312-343-5125 | 312-343-5150 | 312-343-5700 | 312-343-5740 | 312-343-5741 | 312-343-5747 | 312-343-5777 |
312-343-6XXX: 312-343-6771 | 312-343-6772 | 312-343-6778 |
312-343-8XXX: 312-343-8000 | 312-343-8008 | 312-343-8009 | 312-343-8200 | 312-343-8207 | 312-343-8230 | 312-343-8231 | 312-343-8237 | 312-343-8250 | 312-343-8900 | 312-343-8901 | 312-343-8980 | 312-343-8987 | 312-343-8989 | 312-343-8998 |