As part of Marshall & Swift's commitment to the highest standard of customer service, we are eager to hear your questions, concerns and feedback about our products and services. Please feel free to contact us anytime via phone, fax, email or mail. We look forward to hearing from you!

Customer Service Phone Numbers

Toll free 800-544-2678 – Sales and Service
6:30 am to 4:30 pm PACIFIC, Monday – Friday

Toll free 800-526-2756 – Technical Support
7 a.m. to 40 p.m. PACIFIC, Monday – Friday

213-683-9043 – Customer Service FAX

Location

350 S. Grand Avenue, 34th floor
Los Angeles, CA 90071

Email Inquiry

csinquiry@marshallswift.com