Shelby City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 231 | US | Michigan - MI | Shelby | Eastern | Details |
| 402 | US | Nebraska - NE | Shelby | Central | Details |
| 406 | US | Montana - MT | Shelby | Mountain | Details |
| 419 | US | Ohio - OH | Shelby | Eastern | Details |
| 567 | US | Ohio - OH | Shelby | Eastern | Details |
| 662 | US | Mississippi - MS | Shelby | Central | Details |
| 704 | US | North Carolina - NC | Shelby | Eastern | Details |
| 712 | US | Iowa - IA | Shelby | Central | Details |
| 980 | US | North Carolina - NC | Shelby | Eastern | Details |