RegOnline will be retired on December 31, 2019 at 11:59pm Mountain Time.
For RegOnline product support or customer service call 800-473-6748, option 3. 
For questions about your RegOnline® call your account call your rep or 571-444-8447 (if based outside of US, click here for best number, then press 2 for sales, 1 for event management), reference the 4/2 Important RegOnline® Retirement Notice email sent to all customers, email us, or visit Cvent Event Management.