Mailbox Map › United States › South Lyon › South Lyon Post Office
Post office · USPS
South Lyon Post Office, South Lyon
South Lyon Post Office at South Lyon, MI 48178-9998.
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| Address | South Lyon, MI 48178-9998 |
|---|---|
| Area | South Lyon, Michigan |
| Coordinates | 42.46007, -83.65113 |
| Time zone | America/Detroit |
Mapped by the OpenStreetMap community, last checked 2026-06-17. Spotted a box that's gone? Fix it on OpenStreetMap and this page follows within a month.