Mississippi Code Title 77. Public Utilities and Carriers § 77-9-605

Every express company shall establish and maintain offices for the transaction of business with the public in its capacity as a common carrier, at each city, town, and village convenient to its routes, if, in the opinion of the commission, the public convenience and necessity requires it. An office once established shall not be discontinued without the consent of the commission, which has authority to require such a company to establish and maintain offices.