Hadley Area Code - Michigan, Lapeer, MI
| City | Hadley |
| State | Michigan |
| Zip Code | 48440 |
| Area Code | 810 |
| County | Lapeer |
| State Code | MI |
| Time Zone | EST |
| Longitude | -83.4049357898 |
| Latitude | 42.9527350165 |
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