Zip Area Code

Genesee, Colorado

No ZIP code carries the name of Genesee, Colorado, in Jefferson County; the nearest ZIP codes are 80401, 80453 and 80457, in area code 303, with overlays 720 and 983.

Nearest ZIP
80401, 80453, 80457
Area codes
303, 720, 983
Time zone
Mountain Time
Coordinates
39.6879, -105.2712

Nearest ZIP codes to Genesee

These are the ZIP codes nearest to Genesee, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
80401GoldenJefferson County303, 720, 983
80453IdledaleJefferson County303, 720, 983
80457KittredgeJefferson County303, 720, 983

Area codes for Genesee

  • Area code 303

    In service since 1947. Shares its area with 720 and 983. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 720

    In service since June 1, 1998. Shares its area with 303 and 983. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 983

    In service since June 17, 2022. Shares its area with 303 and 720. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Genesee is in the Mountain Time zone.

Towns near Genesee