Quasqueton Iowa ZIP Codes
Quasqueton holds a single ZIP code.
Every ZIP code in Quasqueton
| ZIP code | County |
|---|---|
| 52326 | Buchanan 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Quasqueton codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Quasqueton. 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 Quasqueton ZIP code begins 523. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 53 ZIP codes, so Quasqueton accounts for 2% of it.
Every Iowa ZIP prefix and the region it covers →
Area codes covering Quasqueton
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 Quasqueton occupies.
Quasqueton Iowa area codes in full →
Where Quasqueton's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Quasqueton
| City | Distance | ZIP codes |
|---|---|---|
| Rowley Iowa ZIP codes | 4.8 mi | 1 ZIP code |
| Winthrop Iowa ZIP codes | 5.4 mi | 1 ZIP code |
| Walker Iowa ZIP codes | 7.5 mi | 1 ZIP code |
| Independence Iowa ZIP codes | 8.8 mi | 1 ZIP code |
| Masonville Iowa ZIP codes | 10 mi | 1 ZIP code |
| Urbana Iowa ZIP codes | 13 mi | 1 ZIP code |
| Brandon Iowa ZIP codes | 14 mi | 1 ZIP code |
| Coggon Iowa ZIP codes | 14 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.