Grand Junction, CO Insights: Population,
Zip Codes, Influence, and Service Areas

Grand Junction is a home rule municipality that is the seat of government and largest city of Mesa County, Colorado, United States. Grand Junction's population was 65,560 at the 2020 United States Census, making it the most populous city in western Colorado and the 17th most populous Colorado municipality overall.

Zip Codes in Grand Junction, CO that we also serve: 81505 81504 81503 81507 81506 81501 81502





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