US Post Office is located at 209 N State St, Osmond, NE. This business specializes in Post Offices. US Post Office is open Mon, 8am-4pm; Tue, 8am-4pm; Wed, 8am-4pm; Thu, 8am-4pm; Fri, 8am-4pm; Sat, 8am-9:05am; Sun, Closed and accepts American Express, Discover, Mastercard and Visa.