Adelphi Sayville is located at
30 Greene Avenue, Sayville.
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Take Sunrise Highway East to Exit 49, Lakeland Avenue heading south. Cross the LIRR tracks and make a right to Depot Street. Make the first left onto Greene Avenue, and Adelphi Sayville will be on your immediate right.
Take the Long Island Rail Road to the Sayville Station and head south on Greene Avenue, Adelphi Sayville will be on your right.