Boulder is located in United States (Boulder County, Colorado) and time zone America/Denver.
Places nearby are Gunbarrel, Superior and Louisville.
Los Angeles is 1,228 km away, Houston is 1,378 km away and Chicago is 1,424 km away as the crow flies.
Distances from Boulder to the most important cities in United States and the world.
40.0149900°
-105.2705500°
City in Nevada, United States
https://en.wikipedia.org/wiki/Boulder_City,_NevadaCounty in Colorado, United States
https://en.wikipedia.org/wiki/Boulder_County,_Colorado