Post Offices in Fair Lawn, New Jersey, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Fair Lawn Post Office No Reviews Favorite Fax: (650) 577-4192Phone: (201) 796-0873Retail Hours River Road Post Office No Reviews Favorite Fax: (650) 577-4192Phone: (201) 797-4267Retail Hours Warren Point Post Office No Reviews Favorite Fax: (650) 577-4192Phone: (201) 796-5378Retail Hours