ZIP Code 81633

81633 is one of Colorado's ZIP codes, delivering to addresses in Dinosaur, Moffat County.

City: Dinosaur
County: Moffat County
State: Colorado
Prefix: 816xx

Where this code sits

81633 is part of the 816xx range, the group of codes handled by one mail processing centre. Dinosaur is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Dinosaur page.

Dinosaur Colorado ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 81633 delivers to without sharing its boundary.

ZIP codes nearest 81633

The ZIP codes whose reference points sit closest to 81633.
ZIP code	Distance	Delivers to
ZIP code 81640	21 mi	Maybell, CO
ZIP code 81648	29 mi	Rangely, CO
ZIP code 81610	31 mi	Dinosaur, CO
ZIP code 81641	36 mi	Meeker, CO
ZIP code 81638	43 mi	Hamilton, CO
ZIP code 81625	45 mi	Craig, CO
ZIP code 81626	46 mi	Craig, CO
ZIP code 81650	66 mi	Rifle, 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 81633, plotted from its record coordinates.

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

Scope ZIP code 81633. 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.