Tehama County Museum Share: Non-Profit OrganizationsMuseumService Organization Tehama County Museum Visit Website 275 C Street Tehama, CA 96090 (530) 384-2595 Hours: Seasonal Sat. & Sun. 1-4 p.m. About About TCM is housed in a National Register of Historic Places 1859 Masonic Lodge / School House. 3,000 plus relics, countless photographs, hundreds of documents, rotating exhibits & special events.