General Office Phone: 641-753-5999 General Office Fax: 641-753-6341 Sales Office Phone: 641-753-0127, 800-888-0127 (Toll free in the U.S. and Canada) Sales Office Fax: 641-753-9227, 800-477-6341 (Toll free in the U.S. and Canada) Customer Service/Sales: customerservice@marshalltown.com Educational Programs: educationalprograms@marshalltown.com Engineering: engineering@marshalltown.com Export Sales: export@marshalltown.com Human Resources: iahumanres@marshalltown.com Purchasing: purchasing@marshalltown.com Marketing: marketing@marshalltown.com