312-870

You are reviewing the Area Code (NPA/NXX) report for 312-870. Did you mean to search the SMS short code 312870?

Lookup Phone Number

🇺🇸 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 Number312870
Basic Format312-870
NPA (Area Code)312
NXX870

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-870-0XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS02/02/2010CHICAGO ZONE 1ILMW03/04/2010
312-870-1XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-2XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-3XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-4XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-5XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-6XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-7XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-8XXX9329ILLINOIS BELL TEL COCHICGOZN01AS09/29/2000CHICAGO ZONE 1ILMW11/03/2000
312-870-9XXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01RTCHICAGO ZONE 1ILMW
312-870-XXXX4604FIRST COMMUNICATIONS, LLC - ILCHICGOZN01AS CHICAGO ZONE 1IL
Most 'popular' numbers on this prefix:

312-870-2XXX: 312-870-2200 | 312-870-2203 | 312-870-2209 | 312-870-2297 | 312-870-2298 | 312-870-2299 |
312-870-4XXX: 312-870-4100 | 312-870-4101 | 312-870-4103 | 312-870-4133 | 312-870-4143 | 312-870-4144 | 312-870-4800 | 312-870-4850 | 312-870-4855 | 312-870-4858 | 312-870-4888 |
312-870-5XXX: 312-870-5000 | 312-870-5003 | 312-870-5007 | 312-870-5080 | 312-870-5083 | 312-870-5085 | 312-870-5217 | 312-870-5260 | 312-870-5263 | 312-870-5265 | 312-870-5266 | 312-870-5280 | 312-870-5281 | 312-870-5283 | 312-870-5500 | 312-870-5503 | 312-870-5505 | 312-870-5592 | 312-870-5594 | 312-870-5599 |
312-870-7XXX: 312-870-7500 | 312-870-7530 | 312-870-7577 | 312-870-7590 | 312-870-7592 | 312-870-7598 |
312-870-9XXX: 312-870-9701 | 312-870-9706 | 312-870-9707 | 312-870-9730 | 312-870-9736 | 312-870-9737 |

Reports

Anonymous User from Arlington Hts, Illinois

May 17, 2024 at 1:17 PM

312-870-6804 reported as a Live Voice or Other. Received on May 17, 2024 at 10:32 AM.
Call for Medical & prescriptions

Anonymous User from , IL

May 1, 2024 at 10:22 AM

312-870-4102 reported as a Robocall. Received on May 1, 2024 at 9:18 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Henrico, Virginia

April 9, 2024 at 3:38 PM

312-870-7585 reported as a unwanted call. Received on April 8, 2024 at 3:24 PM.

Anonymous User from Harvard, Illinois

March 22, 2024 at 10:27 PM

312-870-1493 reported as a Robocall. Received on March 22, 2024 at 10:48 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Chicago, Illinois

March 19, 2024 at 12:20 PM

312-870-8178 reported as a Robocall. Received on March 19, 2024 at 9:30 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 12, 2024 at 4:23 PM

312-870-5082 reported as a Robocall. Received on March 12, 2024 at 12:54 PM.
Call for Medical & prescriptions

Anonymous User from Rockfordf, Illinois

December 5, 2023 at 8:00 PM

312-870-3468 reported as a unwanted call. Received on December 2, 2023 at 1:03 PM.
Call for Dropped call or no message

Anonymous User from Clinton, IL

November 14, 2023 at 4:12 PM

None reported as a Prerecorded Voice. Received on November 14, 2023 at 10:10 AM.
Unwanted call for Unknown Services
Caller ID indicated they called from 312-870-9735
Contacted via Wired

Anonymous User from , IL

November 10, 2023 at 8:12 PM

312-870-4855 reported as a Live Voice or Other. Received on November 11, 2023 at 3:35 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

November 9, 2023 at 3:42 PM

312-870-9245 reported as a Live Voice or Other. Received on November 9, 2023 at 2:00 PM.
Call for Medical & prescriptions

Anonymous User from , IL

November 6, 2023 at 11:39 AM

312-870-8953 reported as a Robocall. Received on November 6, 2023 at 10:35 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

August 6, 2023 at 8:02 PM

312-870-2294 reported as a Robocall. Received on July 28, 2023 at 10:42 AM.

Anonymous User from , ME

May 24, 2023 at 9:59 PM

312-870-7587 reported as a Live Voice or Other. Received on May 24, 2023 at 12:32 PM.
Call for Dropped call or no message

Anonymous User from South Deerfield, Massachusetts

May 22, 2023 at 4:13 PM

312-870-7587 reported as a Live Voice or Other. Received on May 22, 2023 at 3:20 PM.
Call for Computer & technical support

Anonymous User from , WA

May 2, 2023 at 12:20 PM

312-870-7597 reported as a Live Voice or Other. Received on May 2, 2023 at 9:13 AM.

Anonymous User from , OK

April 25, 2023 at 11:39 AM

312-870-7586 reported as a Live Voice or Other. Received on April 25, 2023 at 10:37 AM.
Call for Dropped call or no message

Anonymous User from , NY

April 20, 2023 at 1:29 PM

312-870-7594 reported as a Live Voice or Other. Received on April 20, 2023 at 12:50 PM.

Anonymous User from , CA

March 28, 2023 at 6:28 PM

312-870-7586 reported as a unwanted call. Received on March 27, 2023 at 2:12 PM.

Anonymous User from , IL

March 8, 2023 at 5:28 PM

312-870-1340 reported as a Live Voice or Other. Received on March 8, 2023 at 3:48 PM.
Call for Medical & prescriptions

Anonymous User from , IL

March 8, 2023 at 4:51 PM

312-870-1340 reported as a Robocall. Received on March 8, 2023 at 3:48 PM.
Call for Medical & prescriptions

Anonymous User from , IL

June 24, 2022 at 6:50 PM

312-870-5592 reported as a Live Voice or Other. Received on June 24, 2022 at 4:42 PM.

Business/Government Phones on the 312-870 Prefix

PhoneNameAddress
312-870-5656Winsby, Inc.