4LA0 in 20 seconds
Port Sulphur Seaplane Base serves Port Sulphur, US.
AirportRoutes · updated Jan 14, 2026
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Common questions about 4LA0
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Where is Port Sulphur Seaplane Base located?
Port Sulphur Seaplane Base is located in Port Sulphur, US. Its IATA code is — and ICAO code is 4LA0.