312-477

You are reviewing the Area Code (NPA/NXX) report for 312-477. Did you mean to search the SMS short code 312477?

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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	312477
Basic Format	312-477
NPA (Area Code)	312
NXX	477

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
312-477-0XXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	04/01/2011	CHICAGO ZONE 01	IL	MW	04/13/2011
312-477-1XXX	6529	T-MOBILE USA, INC.	CHICGOZN01	AS	05/21/2013	CHICAGO ZONE 01	IL	MW	06/22/2013
312-477-2XXX	224C	ONVOY, LLC	CHICGOZN01	AS	01/31/2011	CHICAGO ZONE 01	IL	MW	02/10/2011
312-477-3XXX	224C	ONVOY, LLC	CHICGOZN01	AS	01/31/2011	CHICAGO ZONE 01	IL	MW	02/10/2011
312-477-4XXX	7136	TELEPORT COMMUNICATIONS AMERICA, LLC - IL	CHICGOZN01	AS	01/14/2011	CHICAGO ZONE 01	IL	MW	02/14/2011
312-477-5XXX	829J	PAETEC ITEL, LLC	CHICGOZN01	AS	01/31/2011	CHICAGO ZONE 01	IL	MW	02/10/2011
312-477-6XXX	6534	NEW CINGULAR WIRELESS PCS, LLC - IL	CHICGOZN01	AS	02/02/2011	CHICAGO ZONE 01	IL	MW	02/18/2011
312-477-7XXX	5447	ACCESS ONE, INC. - IL	CHICGOZN01	AS	02/02/2011	CHICAGO ZONE 01	IL	MW	03/04/2011
312-477-8XXX	5447	ACCESS ONE, INC. - IL	CHICGOZN01	AS	02/02/2011	CHICAGO ZONE 01	IL	MW	03/04/2011
312-477-9XXX	6534	NEW CINGULAR WIRELESS PCS, LLC - IL	CHICGOZN01	AS	02/02/2011	CHICAGO ZONE 01	IL	MW	03/15/2011
312-477-XXXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	10/20/2010	CHICAGO ZONE 01	IL

Business/Government Phones on the 312-477 Prefix

Phone	Name	Address
312-477-2900	Inspire Medical Billing
312-477-2800	Old Town Pour House	1419 North Wells Street Chicago 60610 US
312-477-7652	Roka Akor	456 North Clark Street Chicago 60654 US
312-477-7674	Enolo Wine Cafe	450 North Clark Street Chicago 60654 US
312-477-7676	Yolk - Marina City	340 North State Street Chicago 60654 US

Reports

Anonymous User from , MA

April 29, 2026 at 3:53 PM

312-477-2085 reported as a Live Voice or Other. Received on April 29, 2026 at 3:47 PM.

Anonymous User from , IL

March 26, 2026 at 11:02 AM

312-477-7006 reported as a Live Voice or Other. Received on March 19, 2026 at 1:07 PM.
Call for No Subject Provided

Anonymous User from Boca Raton, Florida

March 3, 2026 at 11:21 AM

312-477-0402 reported as a Robocall. Received on March 3, 2026 at 11:13 AM.

Anonymous User from Ocala, Florida

September 30, 2025 at 11:14 PM

312-477-3416 reported as a unwanted call. Received on September 19, 2025 at 12:00 AM.
Call for Vacation & timeshares

Anonymous User from Chicago, Illinois

September 25, 2025 at 12:38 PM

312-477-9236 reported as a Live Voice or Other. Received on September 25, 2025 at 11:33 AM.

Anonymous User from Chicago, Illinois

September 17, 2025 at 8:15 PM

312-477-8149 reported as a Robocall. Received on September 17, 2025 at 6:52 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

September 13, 2025 at 5:35 PM

312-477-7835 reported as a Robocall. Received on September 13, 2025 at 4:26 PM.

Anonymous User from Chicago, Illinois

September 8, 2025 at 1:23 PM

312-477-3197 reported as a Robocall. Received on September 7, 2025 at 6:09 PM.
Call for Dropped call or no message

Anonymous User from Bloomington, Illinois

July 28, 2025 at 4:06 PM

312-477-3416 reported as a unwanted call. Received on July 28, 2025 at 10:57 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

July 9, 2025 at 3:29 PM

312-477-3796 reported as a Live Voice or Other. Received on June 7, 2025 at 10:05 AM.
Call for Dropped call or no message

Anonymous User from San Francisco, California

July 9, 2025 at 12:43 PM

312-477-3416 reported as a Live Voice or Other. Received on July 9, 2025 at 8:58 AM.
Call for Vacation & timeshares

Anonymous User from Cary, Illinois

July 2, 2025 at 1:55 PM

312-477-3416 reported as a unwanted call. Received on July 2, 2025 at 12:00 AM.

Anonymous User from , IL

June 30, 2025 at 11:36 AM

312-477-3984 reported as a Live Voice or Other. Received on June 30, 2025 at 10:07 AM.

Anonymous User from Libertyville, Illinois

June 17, 2025 at 12:27 PM

312-477-4068 reported as a Live Voice or Other. Received on June 17, 2025 at 11:26 PM.

Anonymous User from Rockledge, Florida

June 4, 2025 at 9:14 AM

312-477-6337 reported as a Robocall. Received on June 4, 2025 at 9:11 AM.
Call for Dropped call or no message

Anonymous User from Rockledge, Illinois

June 2, 2025 at 11:56 AM

312-477-7004 reported as a Robocall. Received on June 2, 2025 at 10:09 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

April 16, 2025 at 1:10 PM

312-477-8937 reported as a Robocall. Received on April 16, 2025 at 9:25 AM.
Call for Dropped call or no message

Anonymous User from Rockledge, Illinois

April 1, 2025 at 4:12 PM

312-477-5401 reported as a Robocall. Received on March 28, 2025 at 5:42 PM.
Call for Dropped call or no message

Anonymous User from , IL

March 11, 2025 at 4:51 PM

312-477-0969 reported as a unwanted call. Received on March 11, 2025 at 10:42 AM.

Anonymous User from Libertyville, Illinois

February 26, 2025 at 10:06 AM

312-477-0457 reported as a Live Voice or Other. Received on February 26, 2025 at 9:05 AM.
Call for Medical & prescriptions

Anonymous User from , IL

February 19, 2025 at 3:43 PM

312-477-0129 reported as a Robocall. Received on February 19, 2025 at 2:43 PM.
Call for Medical & prescriptions

Anonymous User from Palatine, Illinois

February 11, 2025 at 9:46 AM

312-477-2842 reported as a Robocall. Received on February 11, 2025 at 8:44 AM.
Call for Medical & prescriptions

Anonymous User from Illinois, Illinois

January 3, 2025 at 1:34 PM

312-477-0594 reported as a Robocall. Received on January 3, 2025 at 12:29 PM.

Anonymous User from Oakbrook Terrace, Illinois

January 2, 2025 at 10:45 AM

312-477-2595 reported as a Robocall. Received on January 2, 2025 at 9:43 AM.

Anonymous User from Oak Park, Illinois

December 5, 2024 at 7:59 PM

312-477-2927 reported as a Robocall. Received on December 5, 2024 at 12:00 AM.
Call for Medical & prescriptions

Anonymous User from Libertyville, Illinois

December 4, 2024 at 6:27 PM

312-477-7190 reported as a Live Voice or Other. Received on December 4, 2024 at 5:09 PM.

Anonymous User from , IL

October 26, 2024 at 6:25 PM

312-477-3440 reported as a Live Voice or Other. Received on October 20, 2024 at 9:54 AM.
Call for No Subject Provided

Anonymous User from , IL

October 26, 2024 at 6:08 PM

312-477-3405 reported as a Live Voice or Other. Received on October 25, 2024 at 9:00 AM.
Call for No Subject Provided

Anonymous User from , IL

September 20, 2024 at 4:58 AM

312-477-6806 reported as a Robocall. Received on September 20, 2024 at 12:00 PM.

Anonymous User from , IL

August 18, 2024 at 5:13 PM

312-477-8360 reported as a Robocall. Received on August 13, 2024 at 8:06 PM.

Anonymous User from Atwood, Illinois

February 20, 2024 at 12:24 PM

312-477-3020 reported as a Robocall. Received on February 20, 2024 at 9:06 AM.

Anonymous User from Chicago, Illinois

December 27, 2023 at 10:52 AM

312-477-0085 reported as a Live Voice or Other. Received on December 27, 2023 at 9:45 AM.

Anonymous User from Chicago, Illinois

December 16, 2023 at 11:02 AM

312-477-0012 reported as a Live Voice or Other. Received on December 16, 2023 at 9:41 AM.

Anonymous User from , ME

October 31, 2023 at 4:01 PM

312-477-0068 reported as a Robocall. Received on October 31, 2023 at 12:40 PM.
Call for Dropped call or no message

Anonymous User from Rockford, Illinois

October 28, 2023 at 6:13 PM

312-477-5896 reported as a unwanted call. Received on October 23, 2023 at 6:34 PM.
Call for No Subject Provided

Anonymous User from , IL

October 20, 2023 at 11:26 AM

312-477-3083 reported as a Live Voice or Other. Received on October 19, 2023 at 4:13 PM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

May 12, 2023 at 11:18 AM

312-477-3332 reported as a Live Voice or Other. Received on May 12, 2023 at 9:36 AM.
Call for Dropped call or no message

Anonymous User from Lansing, Illinois

April 27, 2023 at 11:54 AM

312-477-2152 reported as a Live Voice or Other. Received on April 26, 2023 at 1:14 PM.
Call for Warranties & protection plans

Anonymous User from , IL

March 20, 2023 at 10:45 AM

312-477-0514 reported as a Robocall. Received on March 18, 2023 at 4:02 PM.
Call for Dropped call or no message

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:57 PM

312-477-0877 reported as a unwanted call. Received on January 18, 2023 at 5:48 PM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:48 PM

312-477-0877 reported as a unwanted call. Received on November 28, 2022 at 10:58 AM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:47 PM

312-477-0877 reported as a unwanted call. Received on December 1, 2022 at 10:10 AM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:46 PM

312-477-0877 reported as a unwanted call. Received on December 13, 2022 at 4:51 PM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:43 PM

312-477-0877 reported as a unwanted call. Received on December 16, 2022 at 3:26 PM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:42 PM

312-477-0877 reported as a unwanted call. Received on December 19, 2022 at 3:50 PM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:41 PM

312-477-0877 reported as a unwanted call. Received on January 18, 2023 at 5:48 PM.

Anonymous User from Orland Park, Illinois

January 27, 2023 at 5:40 PM

312-477-0877 reported as a Live Voice or Other. Received on January 27, 2023 at 4:32 PM.

Anonymous User from Antioch, Illinois

December 19, 2022 at 12:59 PM

312-477-3939 reported as a Robocall. Received on December 19, 2022 at 10:31 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

December 18, 2022 at 3:41 PM

312-477-0062 reported as a Live Voice or Other. Received on December 18, 2022 at 2:34 PM.
Call for Dropped call or no message

Anonymous User from Springfield, Illinois

August 3, 2022 at 4:35 PM

312-477-0033 reported as a unwanted call. Received on July 28, 2022 at 8:29 PM.
Call for No Subject Provided

Anonymous User from Carbondale, Illinois

July 8, 2022 at 2:05 PM

312-477-3742 reported as a Robocall. Received on July 8, 2022 at 12:47 PM.

Anonymous User from Chicago, Illinois

June 28, 2022 at 4:00 PM

312-477-2595 reported as a Robocall. Received on June 10, 2022 at 2:45 PM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

June 23, 2022 at 7:08 AM

312-477-0062 reported as a Live Voice or Other. Received on June 22, 2022 at 6:41 AM.
Call for Dropped call or no message

Anonymous User from , IL

June 10, 2022 at 4:15 PM

312-477-2595 reported as a Robocall. Received on June 10, 2022 at 3:12 PM.

Anonymous User from , OH

June 7, 2017 at 11:17 PM

None reported as a Live Voice. Received on June 7, 2017 at 6:25 PM.
Unwanted call for unknown
Caller ID indicated they called from 312-477-0335
Contacted via Internet (VOIP)

Anonymous User from , GA

February 18, 2017 at 10:30 PM

312-477-0335 reported as a Live Voice. Received on February 18, 2017 at 12:00 AM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , TX

September 3, 2016 at 3:40 AM

reported as a Abandoned Calls. Received on August 11, 2016 at 11:06 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-477-0335
Contacted via Wired

Anonymous User from , TX

June 23, 2016 at 5:25 PM

reported as a Live Voice. Received on June 23, 2016 at 10:00 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-477-0340
Contacted via Wired

Anonymous User from , IL

June 17, 2016 at 8:21 PM

reported as a Autodialed Live Voice Call. Received on June 17, 2016 at 2:06 PM.
Robocall for unknown
Caller ID indicated they called from 312-477-0335
Contacted via Wired

Anonymous User from , CA

May 4, 2016 at 1:44 AM

reported as a Live Voice. Received on May 3, 2016 at 4:55 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-477-0340
Contacted via Wired

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312-477-6XXX: 312-477-6800 | 312-477-6801 | 312-477-6808 | 312-477-6888 |
312-477-7XXX: 312-477-7100 | 312-477-7107 | 312-477-7190 | 312-477-7197 | 312-477-7199 | 312-477-7600 | 312-477-7666 | 312-477-7670 | 312-477-7676 | 312-477-7677 |
312-477-8XXX: 312-477-8300 | 312-477-8320 | 312-477-8360 | 312-477-8365 | 312-477-8900 | 312-477-8901 | 312-477-8907 | 312-477-8930 | 312-477-8933 | 312-477-8935 |
312-477-9XXX: 312-477-9500 | 312-477-9501 | 312-477-9503 | 312-477-9550 |