Oconto Nebraska ZIP Codes
Oconto holds a single ZIP code.
Every ZIP code in Oconto
| ZIP code | County |
|---|---|
| 68860 | Custer 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Oconto codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Oconto. 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 Oconto ZIP code begins 688. Those first three digits identify the sectional center facility that processes mail for this part of Nebraska. Statewide that range covers 66 ZIP codes, so Oconto accounts for 2% of it.
Every Nebraska ZIP prefix and the region it covers →
Area codes covering Oconto
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 Oconto occupies.
Oconto Nebraska area codes in full →
Where Oconto's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Oconto
| City | Distance | ZIP codes |
|---|---|---|
| Eddyville Nebraska ZIP codes | 12 mi | 1 ZIP code |
| Callaway Nebraska ZIP codes | 13 mi | 1 ZIP code |
| Sumner Nebraska ZIP codes | 19 mi | 1 ZIP code |
| Broken Bow Nebraska ZIP codes | 19 mi | 1 ZIP code |
| Ansley Nebraska ZIP codes | 22 mi | 1 ZIP code |
| Cozad Nebraska ZIP codes | 23 mi | 1 ZIP code |
| Merna Nebraska ZIP codes | 24 mi | 1 ZIP code |
| Miller Nebraska ZIP codes | 24 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.