Glenwood Springs, Colorado

Glenwood Springs, Colorado, in Garfield County, has ZIP codes 81601 and 81602 and area code 970, with 748 as an overlay.

ZIP codes: 81601, 81602
Area codes: 970, 748
County: Garfield County
State: Colorado
Time zone: Mountain Time
Coordinates: 39.5401, -107.3250

ZIP codes in Glenwood Springs

ZIP code	Post office	County	Area codes
81601	Glenwood Springs	Garfield County	970, 748
81602^*	Glenwood Springs	Garfield County	970, 748

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Glenwood Springs

Area code 970
In service since April 2, 1995. Shares its area with 748. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Area code 748
In service since July 7, 2025. Shares its area with 970. 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

Glenwood Springs is in the Mountain Time zone.

Towns near Glenwood Springs

No Name3.5 km (2.2 mi)
Cattle Creek9.9 km (6.2 mi)
Chacra11.9 km (7.4 mi)
New Castle19 km (12 mi)
Mulford20.2 km (13 mi)
Catherine21.6 km (13 mi)
Carbonate23 km (14 mi)
El Jebel24.7 km (15 mi)

Local numbers in area code 970

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