You are reviewing the Area Code (NPA/NXX) report for 312-729. Did you mean to search the SMS short code 312729?
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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 | 312729 |
| Basic Format | 312-729 |
| NPA (Area Code) | 312 |
| NXX | 729 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | City | State |
|---|---|---|---|---|---|---|
| 312-729-XXXX | 9329 | ILLINOIS BELL TEL CO | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-729-7370 | BDO USA | |
| 312-729-5480 | Stan's Donuts & Coffee | 181 North Michigan Avenue Chicago 60601 US |
Reports
Anonymous User from West Chicago, Illinois
May 19, 2025 at 5:53 PM
Anonymous User from Libertyville, Illinois
November 12, 2024 at 8:36 AM
Anonymous User from , IL
June 20, 2023 at 6:18 PM
Anonymous User from Bridgeview, Illinois
March 23, 2023 at 4:26 PM