About ZIP code 48721
The ZIP code 48721 routes mail to Black River in the Michigan region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States · ZIP code
48721 - Black River
ZIP code 48721 is Black River in Michigan, United States.
| ZIP code | 48721 |
| Place | Black River |
| Region | Michigan |
| District | Alcona |
| Country | United States (US) |
| Coordinates | 44.8138, -83.3407 (map) |
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Frequently Asked Questions
ZIP code 48721 explained
Which city is ZIP code 48721 in?
ZIP code 48721 is Black River in Michigan, United States.
What are the coordinates of 48721?
The approximate centre of 48721 is at latitude 44.8138, longitude -83.3407.
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