US Post Office is located at Route 52 & 65, Naugatuck, WV. This business specializes in Post Offices. US Post Office is open Mon, 8am-2pm ; Tue, 8am-12pm ; Wed, 8am-12pm ; Thu, 8am-12pm ; Fri, 8am-12pm ; Sat, 8am-10am ; Sun, Closed. and accepts American Express, Discover and Visa.