Contact Us Have a question? Want to learn more? Feel free to call us or use the contact form below.We look forward to hearing from you! True Frequency Products 2359 East Kenwood Street Mesa, Arizona 85213 (602) 730-4758 Are you, a relative, or a friend interested in earning some additional income? Become a True Frequency Products Reseller!For more details, call 1-800-361-8511 and, when prompted, enter Extension 2050!