Photo coming soon — we're sourcing a verified image for this entry.

Yes if you want coaching rather than a card-swipe gym — everything here is booked with a trainer, so message before you turn up.

Post House

Strength-and-conditioning studio on Long Island Avenue, a block behind Sag Harbor's Main Street. Personal training and small group classes, booked rather than walk-in, with the same programming streamed on demand for members. No prices published on the studio side — email ahead.