You are reviewing the Area Code (NPA/NXX) report for 312-619. Did you mean to search the SMS short code 312619?
Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.
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 | 312619 |
| Basic Format | 312-619 |
| NPA (Area Code) | 312 |
| NXX | 619 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 312-619-0XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/13/2012 | CHICAGO ZONE 01 | IL | MW | 10/26/2012 |
| 312-619-1XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/13/2012 | CHICAGO ZONE 01 | IL | MW | 10/26/2012 |
| 312-619-2XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/13/2012 | CHICAGO ZONE 01 | IL | MW | 10/26/2012 |
| 312-619-3XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | AS | 10/01/2012 | CHICAGO ZONE 01 | IL | MW | 10/29/2012 |
| 312-619-4XXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | AS | 10/05/2012 | CHICAGO ZONE 01 | IL | MW | 11/04/2012 |
| 312-619-5XXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | AS | 10/05/2012 | CHICAGO ZONE 01 | IL | MW | 11/04/2012 |
| 312-619-6XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 | AS | 10/23/2012 | CHICAGO ZONE 01 | IL | MW | 11/18/2012 |
| 312-619-7XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 11/15/2012 | CHICAGO ZONE 01 | IL | MW | 11/28/2012 |
| 312-619-8XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 11/15/2012 | CHICAGO ZONE 01 | IL | MW | 11/28/2012 |
| 312-619-9XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/13/2012 | CHICAGO ZONE 01 | IL | MW | 10/26/2012 |
| 312-619-XXXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/11/2012 | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-619-1620 | Simple Home Remodeling Inc. | |
| 312-619-3790 | Daly Fire Protection, LLC | |
| 312-619-5442 | Chase | 2317 West Madison Street Chicago 60612 US |
Reports
Anonymous User from Fort Myers, Illinois
April 1, 2026 at 1:13 PM
Anonymous User from San Antonio, Texas
April 4, 2025 at 11:24 PM
Anonymous User from Chicago, Illinois
November 29, 2024 at 3:09 PM
Anonymous User from Spring Hill, FL
August 8, 2024 at 4:43 PM
Anonymous User from Chicago, Illinois
March 3, 2023 at 11:40 AM
Anonymous User from Billings, Montana
August 23, 2022 at 3:10 PM
Anonymous User from , IL
August 24, 2015 at 7:55 PM
Anonymous User from , IL
August 21, 2015 at 6:22 PM
Anonymous User from , IL
July 15, 2015 at 4:11 PM
Anonymous User from , IL
May 7, 2015 at 5:18 PM
Anonymous User from , CT
February 22, 2015 at 3:26 AM