Airports 501 to 550
Leesburg Executive Airport
UPMC Passavant Cranberry Heliport
East Liverpool Seaplane Base
East Liverpool - Chester, West Virginia, United States — 201 km (108 nm) NNW
Princeton Community Hospital Heliport
Princeton, West Virginia, United States — 202 km (109 nm) SSW
Pete's Water Landing Seaplane Base
Washington County Hospital Heliport
East Liverpool City Hospital Heliport
Manassas Regional Airport/Harry P. Davis Field
Indiana County–Jimmy Stewart Airport
Nason Medical Center LLC Heliport
Roaring Spring, Pennsylvania, United States — 204 km (110 nm) NE