ZIP Code 84643

84643 is one of Utah's ZIP codes, delivering to addresses in Mayfield, Sanpete County.

City: Mayfield
County: Sanpete County
State: Utah
Prefix: 846xx

Where this code sits

84643 is part of the 846xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mayfield.

Mayfield Utah ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 84643 delivers to without sharing its boundary.

435 Area code 435

ZIP codes nearest 84643

The ZIP codes whose reference points sit closest to 84643.
ZIP code	Distance	Delivers to
ZIP code 84665	5.4 mi	Sterling, UT
ZIP code 84622	6.9 mi	Centerfield, UT
ZIP code 84634	7.3 mi	Gunnison, UT
ZIP code 84621	8.4 mi	Axtell, UT
ZIP code 84642	11 mi	Manti, UT
ZIP code 84630	12 mi	Fayette, UT
ZIP code 84652	12 mi	Redmond, UT
ZIP code 84654	15 mi	Salina, 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 84643, plotted from its record coordinates.

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

Scope ZIP code 84643. 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.