There are
980 mi
from Poplar Bluff, MO to Phoenixville, PA
That's the driving distance. It would take 18 hours 13 mins to go from Poplar Bluff, Missouri to Phoenixville, Pennsylvania.
The flight distance (direct flight from Poplar Bluff, MO to Phoenixville, PA) is 837.02 mi.
980 mi = 1,576.43 kms