There are
1,700 mi
from Greeley, CO to Phoenixville, PA
That's the driving distance. It would take 1 day 6 hours to go from Greeley, Colorado to Phoenixville, Pennsylvania.
The flight distance (direct flight from Greeley, CO to Phoenixville, PA) is 1,531.99 mi.
1,700 mi = 1.61 kms