Steamboat Rock Iowa ZIP Codes
Steamboat Rock holds a single ZIP code.
Every ZIP code in Steamboat Rock
| ZIP code | County |
|---|---|
| 50672 | Hardin County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Steamboat Rock codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Steamboat Rock. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Steamboat Rock ZIP code begins 506. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 70 ZIP codes, so Steamboat Rock accounts for 1% of it.
Every Iowa ZIP prefix and the region it covers →
Area codes covering Steamboat Rock
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Steamboat Rock occupies.
Steamboat Rock Iowa area codes in full →
Where Steamboat Rock's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Steamboat Rock
| City | Distance | ZIP codes |
|---|---|---|
| Eldora Iowa ZIP codes | 3.7 mi | 1 ZIP code |
| Wellsburg Iowa ZIP codes | 7.3 mi | 1 ZIP code |
| Ackley Iowa ZIP codes | 9.9 mi | 1 ZIP code |
| New Providence Iowa ZIP codes | 10 mi | 1 ZIP code |
| Whitten Iowa ZIP codes | 10 mi | 1 ZIP code |
| Union Iowa ZIP codes | 11 mi | 1 ZIP code |
| Iowa Falls Iowa ZIP codes | 13 mi | 1 ZIP code |
| Holland Iowa ZIP codes | 14 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.