Contact Post
If you have any questions about Post Cereals, please contact us at:
- Post Foods, LLC
- 800 Market Street
- St. Louis, MO 63101
- USA
- Attention: Consumer Services Post Foods, LLC
- Or call 1-800-431-POST
- (9 a.m. - 5:00 p.m. Eastern Time, Monday through Friday, excluding holidays)

