WV40 in 20 seconds
St Mary's Seaplane Base serves St Mary's, US.
AirportRoutes · updated Mar 10, 2026
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Common questions about WV40
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Where is St Mary's Seaplane Base located?
St Mary's Seaplane Base is located in St Mary's, US, at an elevation of 587 ft. Its IATA code is — and ICAO code is WV40.