Koshkonong Missouri ZIP Codes
Koshkonong holds a single ZIP code.
Every ZIP code in Koshkonong
| ZIP code | County |
|---|---|
| 65692 | Oregon 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Koshkonong codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Koshkonong. 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 Koshkonong ZIP code begins 656. Those first three digits identify the sectional center facility that processes mail for this part of Missouri. Statewide that range covers 75 ZIP codes, so Koshkonong accounts for 1% of it.
Every Missouri ZIP prefix and the region it covers →
Area codes covering Koshkonong
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 Koshkonong occupies.
Koshkonong Missouri area codes in full →
Where Koshkonong's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Koshkonong
| City | Distance | ZIP codes |
|---|---|---|
| Brandsville Missouri ZIP codes | 4.6 mi | 1 ZIP code |
| Thayer Missouri ZIP codes | 7.8 mi | 1 ZIP code |
| Alton Missouri ZIP codes | 16 mi | 1 ZIP code |
| West Plains Missouri ZIP codes | 16 mi | 1 ZIP code |
| Mountain View Missouri ZIP codes | 28 mi | 1 ZIP code |
| Bakersfield Missouri ZIP codes | 28 mi | 1 ZIP code |
| Birch Tree Missouri ZIP codes | 29 mi | 1 ZIP code |
| Willow Springs Missouri ZIP codes | 32 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.