ZIP Code 86403

86403 is one of Arizona's ZIP codes, delivering to addresses in Lake Havasu City, Mohave County.

City: Lake Havasu City
County: Mohave County
State: Arizona
Prefix: 864xx

Where this code sits

86403 is part of the 864xx range, the group of codes handled by one mail processing centre. Lake Havasu City is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Lake Havasu City page.

Lake Havasu City Arizona ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 86403 delivers to without sharing its boundary.

928 Area code 928

ZIP codes nearest 86403

The ZIP codes whose reference points sit closest to 86403.
ZIP code	Distance	Delivers to
ZIP code 86405	1.5 mi	Lake Havasu City, AZ
ZIP code 86404	5.4 mi	Lake Havasu City, AZ
ZIP code 86406	13 mi	Lake Havasu City, AZ
ZIP code 92267	18 mi	Parker Dam, CA
ZIP code 86436	22 mi	Topock, AZ
ZIP code 92242	22 mi	Earp, CA
ZIP code 85344	23 mi	Parker, AZ
ZIP code 92363	25 mi	Needles, CA

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 86403, plotted from its record coordinates.

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

Scope ZIP code 86403. 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.