US Post Office is located at 25 Washington St # 1, Lodi, NJ. This business specializes in Post Offices. US Post Office is open Mon, 10am-6pm ; Tue, 10am-6pm ; Wed, 10am-6pm ; Thu, 10am-6pm ; Fri, 10am-6pm ; Sat, 10am-4pm ; Sun, Closed. and accepts American Express, Discover and Visa.