Littleton Colorado ZIP Codes

Littleton holds 16 ZIP codes, spread across 3 counties.

Every ZIP code in Littleton

The complete list of Littleton, Colorado ZIP codes with the county each falls in.
ZIP code	County
80120	Arapahoe County
80121	Arapahoe County
80122	Arapahoe County
80123	Jefferson County
80125	Douglas County
80126	Douglas County
80127	Jefferson County
80128	Jefferson County
80129	Douglas County
80130	Douglas County
80160	Arapahoe County
80161	Arapahoe County
80162	Jefferson County
80163	Douglas County
80165	Arapahoe County
80166	Arapahoe County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Littleton codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Littleton. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Littleton ZIP code begins 801. Those first three digits identify the sectional center facility that processes mail for this part of Colorado. Statewide that range covers 44 ZIP codes, so Littleton accounts for 36% of it.

Every Colorado ZIP prefix and the region it covers →

Area codes covering Littleton

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Littleton occupies.

Littleton Colorado area codes in full →

Where Littleton's ZIP codes sit

Each point is one Littleton ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Cities near Littleton

The closest places to Littleton with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Englewood Colorado ZIP codes	4.1 mi	7 ZIP codes
Lone Tree Colorado ZIP codes	8.9 mi	1 ZIP code
Morrison Colorado ZIP codes	10 mi	1 ZIP code
Wheat Ridge Colorado ZIP codes	13 mi	2 ZIP codes
Denver Colorado ZIP codes	14 mi	66 ZIP codes
Parker Colorado ZIP codes	14 mi	2 ZIP codes
Golden Colorado ZIP codes	15 mi	4 ZIP codes
Evergreen Colorado ZIP codes	17 mi	2 ZIP codes

Straight-line distance between place reference points, not driving distance.