ZIP Code 84306

84306 is one of Utah's ZIP codes, delivering to addresses in Collinston, Box Elder County.

City: Collinston
County: Box Elder County
State: Utah
Prefix: 843xx

Where this code sits

84306 is part of the 843xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Collinston.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 84306 delivers to without sharing its boundary.

435 Area code 435

ZIP codes nearest 84306

The ZIP codes whose reference points sit closest to 84306.
ZIP code	Distance	Delivers to
ZIP code 84311	3.4 mi	Fielding, UT
ZIP code 84334	4.1 mi	Riverside, UT
ZIP code 84304	4.3 mi	Cache Junction, UT
ZIP code 84312	5.2 mi	Garland, UT
ZIP code 84309	6.0 mi	Deweyville, UT
ZIP code 84325	6.6 mi	Mendon, UT
ZIP code 84327	6.8 mi	Newton, UT
ZIP code 84330	8.0 mi	Plymouth, UT

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 84306, plotted from its record coordinates.

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

Scope ZIP code 84306. 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.