Mailbox Map › United States › East Chicago › Harbor Post Office
Post office · USPS
Harbor Post Office, East Chicago
Harbor Post Office at 3813 Main Street, East Chicago, IN 46312.
Open on the map Directions OpenStreetMap
| Address | 3813 Main Street, East Chicago, IN 46312 |
|---|---|
| Area | East Chicago, Indiana |
| Coordinates | 41.64361, -87.44468 |
| Time zone | America/Chicago |
Nearby
- Blue box in East Chicago 55 ft
- Blue box in East Chicago 1.3 mi
- East Chicago Post Office 1.3 mi
Mapped by the OpenStreetMap community, last checked 2026-06-05. Spotted a box that's gone? Fix it on OpenStreetMap and this page follows within a month.