The United States postal service is quite reliable and consistent for sending letters and packages. Below is some general information regarding the post office in town and the delivery schedule.
Postage stamps are also available at many grocery and convenience stores.
Mt. Pleasant Post Office. All Post Offices are closed on Sundays and holidays. Mail Delivery Schedule. Mail is delivered once a day Monday through Saturday. There is no delivery on Sunday or on holidays, with the exception of Express Mail and Special Delivery letters which are delivered every day of the year.