Big Bend Wisconsin ZIP Codes
Big Bend holds a single ZIP code.
Every ZIP code in Big Bend
| ZIP code | County |
|---|---|
| 53103 | Waukesha 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Big Bend codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Big Bend. 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 Big Bend ZIP code begins 531. Those first three digits identify the sectional center facility that processes mail for this part of Wisconsin. Statewide that range covers 66 ZIP codes, so Big Bend accounts for 2% of it.
Every Wisconsin ZIP prefix and the region it covers →
Area codes covering Big Bend
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 Big Bend occupies.
Big Bend Wisconsin area codes in full →
Where Big Bend's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Big Bend
| City | Distance | ZIP codes |
|---|---|---|
| Muskego Wisconsin ZIP codes | 3.6 mi | 1 ZIP code |
| Mukwonago Wisconsin ZIP codes | 6.3 mi | 1 ZIP code |
| New Berlin Wisconsin ZIP codes | 7.2 mi | 2 ZIP codes |
| Waterford Wisconsin ZIP codes | 8.2 mi | 1 ZIP code |
| Hales Corners Wisconsin ZIP codes | 8.7 mi | 1 ZIP code |
| Waukesha Wisconsin ZIP codes | 8.9 mi | 4 ZIP codes |
| Franklin Wisconsin ZIP codes | 9.7 mi | 1 ZIP code |
| Rochester Wisconsin ZIP codes | 11 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.