There are
510 mi
from Greenville, NC to New Milford, NJ
That's the driving distance. It would take 10 hours 8 mins to go from Greenville, North Carolina to New Milford, New Jersey.
The flight distance (direct flight from Greenville, NC to New Milford, NJ) is 410.04 mi.
510 mi = 821.50 kms