Eau Claire Pennsylvania ZIP Codes
Eau Claire holds a single ZIP code.
Every ZIP code in Eau Claire
| ZIP code | County |
|---|---|
| 16030 | Butler 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Eau Claire codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Eau Claire. 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 Eau Claire ZIP code begins 160. Those first three digits identify the sectional center facility that processes mail for this part of Pennsylvania. Statewide that range covers 42 ZIP codes, so Eau Claire accounts for 2% of it.
Every Pennsylvania ZIP prefix and the region it covers →
Area codes covering Eau Claire
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Eau Claire occupies.
Eau Claire Pennsylvania area codes in full →
Where Eau Claire's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Eau Claire
| City | Distance | ZIP codes |
|---|---|---|
| Emlenton Pennsylvania ZIP codes | 5.6 mi | 1 ZIP code |
| Clintonville Pennsylvania ZIP codes | 5.9 mi | 1 ZIP code |
| Foxburg Pennsylvania ZIP codes | 6.3 mi | 1 ZIP code |
| Parker Pennsylvania ZIP codes | 6.7 mi | 1 ZIP code |
| Bruin Pennsylvania ZIP codes | 6.8 mi | 1 ZIP code |
| Petrolia Pennsylvania ZIP codes | 9.0 mi | 1 ZIP code |
| Karns City Pennsylvania ZIP codes | 10 mi | 1 ZIP code |
| West Sunbury Pennsylvania ZIP codes | 10 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.