Mailbox Map › United States › Ipswich › Hosmer Post Office
Post office · USPS
Hosmer Post Office, Ipswich
Hosmer Post Office.
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| Area | Ipswich, South Dakota |
|---|---|
| Coordinates | 45.57860, -99.47450 |
| Time zone | America/Chicago |
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.