If you have a question about how to use our services, please visit our Customer Center before contacting us.

If you have a billing question, please log in to our Customer Care Center. You will need your Moderator and Participant code to login. From within the Customer Care Center you can:

• Get a copy of your invoices to back up the charges on your credit card
• Update your credit card information due to an address change, expired card or declined card
• Change the password on your conference account
• Get a detailed usage report that documents the charges associated with your monthly invoices
• See the callers and minutes incurred for calls you just made or for which you haven't yet been billed

Phone Numbers

Sales: (314) 558-1406
Customer Care: (800)
Billing Inquiries: (800)
Fax: (

Email Addresses

Sales Info: sales@
Customer Service/Billing: billing@
Partner & Agent Info: agents@
Resale Info: resellers@
Technology Partners: techpartners@
Investor Relations: investor@
Human Resources: hr@
Media Relations: media@
General Inquiries: info@

Corporate Offices