Derby is located in United States (Adams County, Colorado) and time zone America/Denver.
Places nearby are Welby, Commerce City and Thornton.
Los Angeles is 1,242 km away, Houston is 1,346 km away and Chicago is 1,399 km away as the crow flies.
Distances from Derby to the most important cities in United States and the world.
39.8394300°
-104.9185900°
Association football club in England
https://en.wikipedia.org/wiki/Derby_County_F.C.Association football rivalry in Athens, Greece
https://en.wikipedia.org/wiki/Derby_of_the_eternal_enemies