Hours Of Operations Green Mountain Power Colorado Green Mountain Power Hours of Operation and Locations in Colorado 4.8 - 62 votes 1 Locations in Colorado www.greenmountainpower.com Green Mountain Power Hours Category: Home & Garden Green Mountain Power - Kremmling, CO 80459 County Rd 1813(970) 724-3538 View Store Details Recommend For You High Plains Power Jax Mercantile Matheson Tri-Gas United Power Duke Energy Ferrellgas Toys R Us A Finishing Touch A Formal Affair A Healing Touch