Post Offices in East Falmouth, Massachusetts, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List East Falmouth Post Office No Reviews Favorite Fax: (508) 548-2774Phone: (508) 548-2393Retail Hours East Falmouth Carrier Annex Post Office No Reviews Favorite Fax: (508) 548-2774Phone: (508) 548-2393Retail Hours Waquoit Post Office No Reviews Favorite Phone: (508) 548-6606Retail Hours