La Porte City Iowa ZIP Codes
La Porte City holds a single ZIP code.
Every ZIP code in La Porte City
| ZIP code | County |
|---|---|
| 50651 | Black Hawk 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 La Porte City codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for La Porte City. 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 La Porte City 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 La Porte City accounts for 1% of it.
Every Iowa ZIP prefix and the region it covers →
Area codes covering La Porte City
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 La Porte City occupies.
La Porte City Iowa area codes in full →
Where La Porte City's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near La Porte City
| City | Distance | ZIP codes |
|---|---|---|
| Mount Auburn Iowa ZIP codes | 6.3 mi | 1 ZIP code |
| Gilbertville Iowa ZIP codes | 7.3 mi | 1 ZIP code |
| Brandon Iowa ZIP codes | 9.6 mi | 1 ZIP code |
| Raymond Iowa ZIP codes | 11 mi | 1 ZIP code |
| Evansdale Iowa ZIP codes | 11 mi | 1 ZIP code |
| Dysart Iowa ZIP codes | 12 mi | 1 ZIP code |
| Garrison Iowa ZIP codes | 12 mi | 1 ZIP code |
| Jesup Iowa ZIP codes | 13 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.