Willow River Minnesota ZIP Codes
Willow River holds a single ZIP code.
Every ZIP code in Willow River
| ZIP code | County |
|---|---|
| 55795 | Pine 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Willow River codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Willow River. 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 Willow River ZIP code begins 557. Those first three digits identify the sectional center facility that processes mail for this part of Minnesota. Statewide that range covers 75 ZIP codes, so Willow River accounts for 1% of it.
Every Minnesota ZIP prefix and the region it covers →
Area codes covering Willow River
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 Willow River occupies.
Willow River Minnesota area codes in full →
Where Willow River's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Willow River
| City | Distance | ZIP codes |
|---|---|---|
| Sturgeon Lake Minnesota ZIP codes | 4.6 mi | 1 ZIP code |
| Bruno Minnesota ZIP codes | 8.3 mi | 1 ZIP code |
| Finlayson Minnesota ZIP codes | 9.2 mi | 1 ZIP code |
| Moose Lake Minnesota ZIP codes | 9.3 mi | 1 ZIP code |
| Askov Minnesota ZIP codes | 9.6 mi | 1 ZIP code |
| Kettle River Minnesota ZIP codes | 12 mi | 1 ZIP code |
| Kerrick Minnesota ZIP codes | 12 mi | 1 ZIP code |
| Sandstone Minnesota ZIP codes | 14 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.