Weld County Colorado Zip Codes

Cities in

Below are a list of the cities located in Weld County, CO. There are 39 total unique zip codes in Weld County, Colorado. The time zone for Weld County is the Mountain Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 08123.

The population in Weld County, CO is currently 340,036. That is an increase of 34.92% vs the population of 252,825 in 2010.

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