Write a review about United States Postal Service Your name * Your e-mail * (Not for publication) Your mark * ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * — Required information Send United States Postal Service 6150 Center Street, Clayton, CA 94517 +1 800-275-8777 View details