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🇺🇸 Colorado

State Code: CO · United States of America
US State
ZIP Codes
527
Population
5,862,421
State Code
CO
Country
USA
Most Populous ZIP Codes in Colorado
80134
Parker
Pop: 80,302
80013
Aurora
Pop: 73,248
80015
Aurora
Pop: 72,316
80016
Aurora
Pop: 68,268
80634
Greeley
Pop: 65,622
80504
Longmont
Pop: 63,451
All ZIP Codes in Colorado
Parker
Post Office Parker
County Douglas
ZIP Code 80134
Aurora
Post Office Aurora
County Arapahoe
ZIP Code 80013
Aurora
Post Office Aurora
County Arapahoe
ZIP Code 80015
Aurora
Post Office Aurora
County Arapahoe
ZIP Code 80016
Greeley
Post Office Greeley
County Weld
ZIP Code 80634
Longmont
Post Office Longmont
County Weld
ZIP Code 80504
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