You are reviewing the Area Code (NPA/NXX) report for 312-977. Did you mean to search the SMS short code 312977?
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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 | 312977 |
| Basic Format | 312-977 |
| NPA (Area Code) | 312 |
| NXX | 977 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | City | State |
|---|---|---|---|---|---|---|
| 312-977-XXXX | 9329 | ILLINOIS BELL TEL CO | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-977-9047 | Illinois Legal Aid Online | |
| 312-977-0506 | Chipotle | 10 South LaSalle Street Chicago 60603 US |
| 312-977-1970 | McDonald's | 119 North Wabash Avenue Chicago 60602 US |
Reports
Anonymous User from Chicago, Illinois
April 29, 2026 at 3:02 PM
Anonymous User from , IL
December 22, 2023 at 4:32 PM
Anonymous User from , IL
February 1, 2023 at 3:57 PM
Anonymous User from , IL
October 31, 2022 at 2:22 PM
Anonymous User from , IL
June 8, 2022 at 9:35 AM