Crawfordsville Iowa ZIP Codes
Crawfordsville holds a single ZIP code.
Every ZIP code in Crawfordsville
| ZIP code | County |
|---|---|
| 52621 | Washington 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Crawfordsville codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Crawfordsville. 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 Crawfordsville ZIP code begins 526. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 36 ZIP codes, so Crawfordsville accounts for 3% of it.
Every Iowa ZIP prefix and the region it covers →
Area codes covering Crawfordsville
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 Crawfordsville occupies.
Crawfordsville Iowa area codes in full →
Where Crawfordsville's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Crawfordsville
| City | Distance | ZIP codes |
|---|---|---|
| Ainsworth Iowa ZIP codes | 5.3 mi | 1 ZIP code |
| Olds Iowa ZIP codes | 5.5 mi | 1 ZIP code |
| Wayland Iowa ZIP codes | 7.7 mi | 1 ZIP code |
| Winfield Iowa ZIP codes | 8.0 mi | 1 ZIP code |
| Columbus City Iowa ZIP codes | 9.0 mi | 1 ZIP code |
| Washington Iowa ZIP codes | 10 mi | 1 ZIP code |
| Columbus Junction Iowa ZIP codes | 10 mi | 1 ZIP code |
| Brighton Iowa ZIP codes | 15 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.