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Home/United States/Colorado

Colorado postal codes

Updated 2026-11-09
645 codes399 places5 digits

Popular places

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Denver 66Colorado Springs 53Aurora 17Littleton 16Pueblo 12Boulder 11Fort Collins 9Grand Junction 7Englewood 7Arvada 7Greeley 6Westminster 4Longmont 4Golden 4Broomfield 4Steamboat Springs 3Montrose 3Loveland 3Durango 3Castle Rock 3Brighton 3Woodland Park 2Windsor 2Wheat Ridge 2

Format

Format
5 digits
Example
90210
Codes
645
Places
399
Ad slot · 300×250

Codes

All →
800018000280003800048000580006800078001080011800128001380014800158001680017800188001980020800218002280023800248002580026800278003080031800338003480035800368003780038800408004180042800448004580046800478010180102801038010480105801068010780108

FAQ

How many codes does Colorado have?

645 unique codes.

Updated 2026-11-09. Attribution in Data & license.