You are reviewing the Area Code (NPA/NXX) report for 312-431. Did you mean to search the SMS short code 312431?
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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 | 312431 |
| Basic Format | 312-431 |
| NPA (Area Code) | 312 |
| NXX | 431 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | City | State |
|---|---|---|---|---|---|---|
| 312-431-XXXX | 9329 | ILLINOIS BELL TEL CO | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-431-1700 | Wintrust Investments, LLC | |
| 312-431-6541 | Wintrust Commercial Banking | |
| 312-431-6593 | The Chicago Trust Company | |
| 312-431-6593 | Wintrust Wealth Management | |
| 312-431-1024 | Dunkin' | 333 South State Street Chicago 60604 US |
| 312-431-1757 | Starbucks | 200 South Michigan Avenue Chicago 60604 US |
| 312-431-7600 | Corner Bakery | 224 South Michigan Avenue Chicago 60604 US |
| 312-431-8140 | Five Guys | 1146 South Wabash Avenue Chicago 60605 US |
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