Zip Area Code

Hillside, Colorado

Hillside, Colorado, in Fremont County, has ZIP code 81232 and area code 719.

ZIP code
81232
Area code
719
Time zone
Mountain Time
Coordinates
38.2653, -105.6117

ZIP codes in Hillside

ZIP codePost officeCountyArea codes
81232HillsideFremont County719

Area code for Hillside

  • Area code 719

    In service since March 5, 1988. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Time zone

Hillside is in the Mountain Time zone.

Towns near Hillside