312-242

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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	312242
Basic Format	312-242
NPA (Area Code)	312
NXX	242

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
312-242-0XXX	7136	TELEPORT COMMUNICATIONS AMERICA, LLC - IL	CHICGOZN01	RT		CHICAGO ZONE 01	IL	MW
312-242-1XXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	09/29/2000	CHICAGO ZONE 01	IL	MW	10/13/2000
312-242-2XXX	460K	FIRST COMMUNICATIONS, LLC	CHICGOZN01	AS	06/19/2002	CHICAGO ZONE 01	IL	MW	07/03/2002
312-242-3XXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	03/28/2002	CHICAGO ZONE 01	IL	MW	04/23/2002
312-242-4XXX	460K	FIRST COMMUNICATIONS, LLC	CHICGOZN01	AS	06/12/2001	CHICAGO ZONE 01	IL	MW	07/09/2001
312-242-5XXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	01/03/2001	CHICAGO ZONE 01	IL	MW	01/17/2001
312-242-6XXX	460K	FIRST COMMUNICATIONS, LLC	CHICGOZN01	AS	06/12/2001	CHICAGO ZONE 01	IL	MW	07/09/2001
312-242-7XXX	6115	LEVEL 3 COMMUNICATIONS, LLC - IL	CHICGOZN01	AS	11/15/2000	CHICAGO ZONE 01	IL	MW	11/20/2000
312-242-8XXX	460K	FIRST COMMUNICATIONS, LLC	CHICGOZN01	AS	06/12/2001	CHICAGO ZONE 01	IL	MW	07/09/2001
312-242-9XXX	460K	FIRST COMMUNICATIONS, LLC	CHICGOZN01	AS	06/12/2001	CHICAGO ZONE 01	IL	MW	07/09/2001
312-242-XXXX	7136	TELEPORT COMMUNICATIONS AMERICA, LLC - IL	CHICGOZN01	AS		CHICAGO ZONE 01	IL

Business/Government Phones on the 312-242 Prefix

Phone	Name	Address
312-242-1000	Dream Town Realty

Reports

Anonymous User from Chicago, Illinois

April 21, 2026 at 11:09 AM

312-242-5469 reported as a Robocall. Received on April 21, 2026 at 10:08 AM.
Call for Medical & prescriptions

Anonymous User from , KS

April 7, 2026 at 4:20 PM

312-242-1837 reported as a unwanted call. Received on April 7, 2026 at 4:15 PM.

Anonymous User from La Vista, Nebraska

March 3, 2026 at 9:47 AM

312-242-1868 reported as a Robocall. Received on March 2, 2026 at 4:18 PM.

Anonymous User from , IL

December 22, 2025 at 2:34 PM

312-242-1413 reported as a Live Voice or Other. Received on December 19, 2025 at 3:38 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Il, Illinois

December 2, 2025 at 12:35 PM

312-242-4178 reported as a Live Voice or Other. Received on December 2, 2025 at 11:15 AM.
Call for Dropped call or no message

Anonymous User from Delray Beach, Florida

November 26, 2025 at 10:32 AM

312-242-1093 reported as a Live Voice or Other. Received on November 25, 2025 at 2:36 PM.

Anonymous User from Libertyville, Illinois

September 19, 2025 at 12:26 PM

312-242-1416 reported as a Live Voice or Other. Received on September 19, 2025 at 11:24 AM.

Anonymous User from Libertyville, Illinois

June 15, 2025 at 8:32 PM

312-242-3991 reported as a Live Voice or Other. Received on June 13, 2025 at 7:31 AM.

Anonymous User from Chicago, Illinois

May 27, 2025 at 12:28 PM

312-242-3545 reported as a Live Voice or Other. Received on May 27, 2025 at 11:28 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

May 21, 2025 at 8:09 PM

312-242-6361 reported as a Robocall. Received on May 21, 2025 at 2:37 PM.
Call for Dropped call or no message

Anonymous User from Rockledge, Florida

April 1, 2025 at 4:07 PM

312-242-7992 reported as a Robocall. Received on April 1, 2025 at 4:02 PM.
Call for Medical & prescriptions

Anonymous User from , IL

March 27, 2025 at 12:47 PM

312-242-1768 reported as a unwanted call. Received on March 27, 2025 at 10:20 AM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

February 25, 2025 at 12:35 PM

312-242-7046 reported as a unwanted call. Received on February 24, 2025 at 7:03 AM.
Call for Dropped call or no message

Anonymous User from Marietta, Georgia

February 19, 2025 at 10:53 AM

312-242-6253 reported as a Robocall. Received on February 19, 2025 at 10:50 AM.

Anonymous User from Illinois, Illinois

January 25, 2025 at 10:25 AM

312-242-3165 reported as a Robocall. Received on January 25, 2025 at 9:22 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

January 23, 2025 at 10:15 AM

312-242-5291 reported as a Robocall. Received on January 23, 2025 at 9:14 AM.
Call for Dropped call or no message

Anonymous User from Illinois, Illinois

January 10, 2025 at 5:53 PM

312-242-0356 reported as a Robocall. Received on January 10, 2025 at 4:51 PM.
Call for Medical & prescriptions

Anonymous User from Fort Myers, Illinois

November 20, 2024 at 2:56 PM

312-242-8539 reported as a Live Voice or Other. Received on November 14, 2024 at 1:17 PM.
Call for Dropped call or no message

Anonymous User from Fort Myers, Florida

November 14, 2024 at 1:42 PM

312-242-8539 reported as a Live Voice or Other. Received on November 14, 2024 at 1:20 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Libertyville, Illinois

November 1, 2024 at 4:32 PM

312-242-3589 reported as a Live Voice or Other. Received on November 1, 2024 at 3:30 PM.
Call for Medical & prescriptions

Anonymous User from Aurora, Illinois

October 28, 2024 at 11:35 AM

312-242-0104 reported as a Robocall. Received on October 28, 2024 at 10:32 AM.
Call for Medical & prescriptions

Anonymous User from Newburgh, New York

October 21, 2024 at 3:37 PM

312-242-1095 reported as a Robocall. Received on October 19, 2024 at 1:57 PM.

Anonymous User from Libertyville, Illinois

October 18, 2024 at 1:29 PM

312-242-4803 reported as a Live Voice or Other. Received on October 18, 2024 at 11:41 AM.

Anonymous User from Chicago, Illinois

September 17, 2024 at 11:08 AM

312-242-1594 reported as a Robocall. Received on September 17, 2024 at 9:22 AM.

Anonymous User from , HI

July 29, 2024 at 1:21 PM

312-242-1052 reported as a Robocall. Received on July 25, 2024 at 3:18 PM.

Anonymous User from Seattle, Washington

July 23, 2024 at 2:30 PM

312-242-1051 reported as a Robocall. Received on July 23, 2024 at 8:00 AM.

Anonymous User from Seattle, Washington

July 23, 2024 at 2:29 PM

312-242-1052 reported as a Robocall. Received on July 23, 2024 at 8:00 AM.

Anonymous User from Seattle, Washington

July 23, 2024 at 2:29 PM

312-242-1055 reported as a Robocall. Received on July 22, 2024 at 8:00 AM.

Anonymous User from Coral Springs, Florida

July 16, 2024 at 9:19 AM

312-242-1052 reported as a Robocall. Received on July 16, 2024 at 9:00 AM.

Anonymous User from , TX

July 2, 2024 at 11:49 AM

312-242-1056 reported as a Robocall. Received on July 2, 2024 at 8:34 AM.

Anonymous User from Osceola, Indiana

July 1, 2024 at 1:01 PM

312-242-1054 reported as a Robocall. Received on July 1, 2024 at 12:00 AM.
Call for Warranties & protection plans

Anonymous User from West Valley, Utah

June 26, 2024 at 11:37 AM

312-242-1052 reported as a Robocall. Received on June 26, 2024 at 9:22 AM.

Anonymous User from , NY

June 25, 2024 at 12:39 PM

312-242-1095 reported as a Robocall. Received on June 25, 2024 at 1:00 PM.
Call for Dropped call or no message

Anonymous User from , FL

June 19, 2024 at 2:23 PM

312-242-1052 reported as a Robocall. Received on June 19, 2024 at 1:48 PM.

Anonymous User from , FL

June 19, 2024 at 2:22 PM

312-242-1046 reported as a Robocall. Received on June 19, 2024 at 1:47 PM.

Anonymous User from Pembroke,

June 19, 2024 at 9:04 AM

312-242-1095 reported as a Robocall. Received on June 18, 2024 at 12:00 AM.

Anonymous User from , NY

June 13, 2024 at 4:10 PM

312-242-1095 reported as a Robocall. Received on June 13, 2024 at 3:46 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

June 11, 2024 at 11:17 AM

312-242-1049 reported as a unwanted call. Received on June 11, 2024 at 12:58 AM.
Call for No Subject Provided

Anonymous User from , IL

June 11, 2024 at 10:10 AM

312-242-1049 reported as a Robocall. Received on June 11, 2024 at 1:58 AM.
Call for No Subject Provided

Anonymous User from , CO

June 5, 2024 at 6:17 PM

312-242-1049 reported as a Live Voice or Other. Received on June 5, 2024 at 3:15 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

June 5, 2024 at 6:11 PM

312-242-1052 reported as a Live Voice or Other. Received on June 5, 2024 at 2:44 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , VA

June 2, 2024 at 6:26 PM

312-242-1049 reported as a Robocall. Received on June 2, 2024 at 6:21 PM.

Anonymous User from Alamo, Texas

May 28, 2024 at 12:28 PM

312-242-1056 reported as a Robocall. Received on May 28, 2024 at 11:25 AM.
Call for Dropped call or no message

Anonymous User from Decatur, Indiana

May 21, 2024 at 3:56 PM

312-242-1052 reported as a Live Voice or Other. Received on May 21, 2024 at 3:47 PM.
Call for Dropped call or no message

Anonymous User from White Plains, NY

May 20, 2024 at 3:43 PM

reported as a Prerecorded Voice. Received on May 20, 2024 at 12:52 PM.
Unwanted call for unknown
Caller ID indicated they called from 312-242-1095
Contacted via Wired

Anonymous User from , IL

April 30, 2024 at 8:28 PM

312-242-1023 reported as a Robocall. Received on April 30, 2024 at 12:44 PM.
Call for No Subject Provided

Anonymous User from , NY

March 20, 2024 at 4:24 PM

312-242-1095 reported as a Live Voice or Other. Received on March 19, 2024 at 10:37 AM.

Anonymous User from , NY

March 16, 2024 at 1:42 PM

312-242-1095 reported as a unwanted call. Received on March 16, 2024 at 1:30 PM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

November 30, 2023 at 1:07 PM

312-242-1980 reported as a Live Voice or Other. Received on November 30, 2023 at 10:15 AM.

Anonymous User from Oak Lawn, Illinois

November 14, 2023 at 5:13 PM

312-242-1973 reported as a Live Voice or Other. Received on November 14, 2023 at 4:00 PM.
Call for Dropped call or no message

Anonymous User from Naperville, Illinois

November 7, 2023 at 9:38 PM

312-242-1958 reported as a Live Voice or Other. Received on November 1, 2023 at 9:43 AM.

Anonymous User from Naperville, Illinois

November 7, 2023 at 9:35 PM

312-242-1967 reported as a Live Voice or Other. Received on November 7, 2023 at 9:41 AM.

Anonymous User from Belleville, Illinois

August 1, 2023 at 11:50 AM

312242285003 reported as a Robocall. Received on August 1, 2023 at 9:07 AM.

Anonymous User from Leesburg, Florida

January 31, 2023 at 8:56 AM

312-242-1817 reported as a Live Voice or Other. Received on January 27, 2023 at 12:00 AM.
Call for Energy, solar, & utilities

Anonymous User from , IL

October 18, 2022 at 1:39 PM

312-242-0208 reported as a Live Voice or Other. Received on October 18, 2022 at 12:35 PM.
Call for Medical & prescriptions

Anonymous User from Fort Myers, Florida

November 30, -0001 at 12:00 AM

312-242-8539 reported as a Live Voice or Other. Received on November 30, -0001 at 12:00 AM.
Call for Calls pretending to be government, businesses, or family and friends

Most 'popular' numbers on this prefix:

312-242-0XXX: 312-242-0100 | 312-242-0102 | 312-242-0106 | 312-242-0200 | 312-242-0203 | 312-242-0209 | 312-242-0230 | 312-242-0270 | 312-242-0290 | 312-242-0303 | 312-242-0308 | 312-242-0309 | 312-242-0350 | 312-242-0353 | 312-242-0358 |
312-242-1XXX: 312-242-1000 | 312-242-1005 | 312-242-1010 | 312-242-1090 | 312-242-1098 | 312-242-1099 | 312-242-1500 | 312-242-1547 | 312-242-1562 | 312-242-1591 | 312-242-1596 | 312-242-1599 | 312-242-1700 | 312-242-1703 | 312-242-1708 | 312-242-1747 | 312-242-1777 | 312-242-1800 | 312-242-1808 | 312-242-1809 | 312-242-1811 | 312-242-1815 | 312-242-1818 | 312-242-1900 | 312-242-1960 | 312-242-1965 | 312-242-1966 | 312-242-1999 |
312-242-2XXX: 312-242-2200 | 312-242-2202 | 312-242-2203 | 312-242-2222 | 312-242-2262 | 312-242-2800 | 312-242-2828 | 312-242-2854 | 312-242-2856 | 312-242-2858 |
312-242-3XXX: 312-242-3000 | 312-242-3003 | 312-242-3008 | 312-242-3030 | 312-242-3062 | 312-242-3142 | 312-242-3160 | 312-242-3168 | 312-242-3196 | 312-242-3198 | 312-242-3500 | 312-242-3535 | 312-242-3580 | 312-242-3583 | 312-242-3588 |
312-242-4XXX: 312-242-4800 | 312-242-4803 | 312-242-4808 | 312-242-4887 | 312-242-4888 | 312-242-4889 |
312-242-5XXX: 312-242-5296 | 312-242-5297 | 312-242-5298 |
312-242-6XXX: 312-242-6004 | 312-242-6008 | 312-242-6010 | 312-242-6011 | 312-242-6014 | 312-242-6020 | 312-242-6247 | 312-242-6248 | 312-242-6250 | 312-242-6255 | 312-242-6258 |
312-242-7XXX: 312-242-7000 | 312-242-7040 | 312-242-7045 | 312-242-7047 | 312-242-7070 | 312-242-7995 | 312-242-7996 | 312-242-7997 | 312-242-7998 |
312-242-8XXX: 312-242-8500 | 312-242-8501 | 312-242-8533 | 312-242-8535 | 312-242-8538 | 312-242-8556 |