ZIP Code 68634

68634 is one of Nebraska's ZIP codes, delivering to addresses in Duncan, Platte County.

City: Duncan
County: Platte County
State: Nebraska
Prefix: 686xx

Where this code sits

68634 is part of the 686xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Duncan.

Duncan Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68634 delivers to without sharing its boundary.

ZIP codes nearest 68634

The ZIP codes whose reference points sit closest to 68634.
ZIP code	Distance	Delivers to
ZIP code 68601	7.1 mi	Columbus, NE
ZIP code 68602	7.1 mi	Columbus, NE
ZIP code 68647	8.4 mi	Monroe, NE
ZIP code 68663	10 mi	Silver Creek, NE
ZIP code 68653	10 mi	Platte Center, NE
ZIP code 68624	12 mi	Bellwood, NE
ZIP code 68651	14 mi	Osceola, NE
ZIP code 68662	14 mi	Shelby, NE

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 68634, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 68634. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.