Southampton, NY (Shinnecock vs, take your pick-toss up dep on taste)
breaking up NYC into three areas
Westchester, NYC (Winged Foot vs. Sleepy Hollow, Wykagyl,QR,Fenway, WF east, etc)
NJ suburbs of NYC (Baltusrol vs. Mountain Ridge,Hollywood,Plainview,Baltusrol Upper etc.)
Western LI suburbs NYC (Bethpage Black vs. Garden City,Huntington CC, Piping Rock, Creek, Engineers, North Shore, Rockaway, Inwood, Bethpage Red etc.)
Hilton Head (Harbour Town vs. Long Cove)
Boston (TCC-do composite even count? vs. Myopia, Essex, Boston GC, Old Sandwich)