Corporations Unit

Mailing Address:

Corporations Unit
James C. Kirkpatrick State Information Center
P.O. Box 778
Jefferson City, MO 65102

*For deliveries which require a physical address, such as express mailings, use:

Corporations Unit
600 W Main St.
Missouri State Information Center, Room 322
Jefferson City, MO 65101-0778



(573) 751-4153

Toll free: 1-866-223-6535



[email protected]


In Person Contacts:

The main office of the Business Services Division in Jefferson City and branch offices in St. Louis, Kansas City, and Springfield are open from 8:00 a.m. to 5:00 p.m., Monday through Friday, except for all legal holidays. All documents may be submitted in person to the main office in Jefferson City, but there are some limitations to what may be submitted to any of our three branch offices. We advise customers call ahead to all branch offices to confirm that your filing can be processed.

Documents that are in proper form may almost always be processed and filed while you wait. Documents submitted by mail will be processed in the order received and returned. To avoid delays caused by improperly prepared documents.



Branch Offices

U.S. Customs & Post Office Building
815 Olive Street, Suite 150
St. Louis, MO  63101
(314) 340-7490 (Voice)


Kansas City State Office Building
615 E. 13th St., Fifth Floor Rm 513 
Kansas City, MO 64106
(816) 889-2925 (Voice)


Springfield State Office Building
149 Park Central Sq., Rm 624 
Springfield, MO 65806
(417) 895-6330 (Voice)