Herricks Travel American Express 18 Jesse Halsey Ln, Sag Harbor, NY11963 Herricks Travel is the only American Express travel office on the east end of Long Island. Lynn Downes-Politi operates…More this full service travel agency and assists clients with first-hand destination information.
Sag Harbor Post Office 21 Long Island Ave, Sag Harbor, NY11963 Sag Harbor Post Office is a full-service post office servicing the Sag Harbor community. This post office can send out…More packages to both international and domestic destinations. Overnight delivery is available as well. This post office is open weekdays and Saturdays.