There are
1,788 mi
from Greeley, CO to Massapequa Park, NY
That's the driving distance. It would take 1 day 8 hours to go from Greeley, Colorado to Massapequa Park, New York.
The flight distance (direct flight from Greeley, CO to Massapequa Park, NY) is 1,632.13 mi.
1,788 mi = 1.61 kms