ZIP Code 80138

80138 is one of Colorado's ZIP codes, delivering to addresses in Parker, Douglas County.

City: Parker
County: Douglas County
State: Colorado
Prefix: 801xx

Where this code sits

80138 is part of the 801xx range, the group of codes handled by one mail processing centre. Parker is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Parker page.

Parker Colorado ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 80138 delivers to without sharing its boundary.

ZIP codes nearest 80138

The ZIP codes whose reference points sit closest to 80138.
ZIP code	Distance	Delivers to
ZIP code 80016	6.4 mi	Aurora, CO
ZIP code 80134	6.7 mi	Parker, CO
ZIP code 80108	8.3 mi	Castle Rock, CO
ZIP code 80015	8.7 mi	Aurora, CO
ZIP code 80124	9.2 mi	Lone Tree, CO
ZIP code 80116	9.5 mi	Franktown, CO
ZIP code 80013	11 mi	Aurora, CO
ZIP code 80112	11 mi	Englewood, CO

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 80138, plotted from its record coordinates.

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

Scope ZIP code 80138. 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.