Colorado International School
4100 E. Iliff Avenue
Denver, CO 80222

:  303-282-6666
Fax:       303-759-5035
Office Hours: 9:00AM – 12:00PM M-F
School Hours: 8:00AM – 5:00PM M-F

Colorado International School is located in the University Hills neighborhood of Denver.  Close to intersection of Colorado Blvd and I-25.  We are convenient to most Denver locations and close to light rail.

If you are interested in attending COiS please contact us via the Information Request Page for best service and attention. Thanks!

Administration & Office Staff

Mandarin Program Contacts

English Program Contacts

French Program Contacts

Spanish Program Contacts

German Program Contacts

Other Program Contacts