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Help & Support   Recent Announcements | Contact Us   CDX Home > Help & Support For Web Submission Support, three support options are available: By Telephone: Person-to-person telephone support is available from 8:00 am to 6:00 pm (EST). Call our toll-free line at 888-890-1995. By E-mail: Send e-mail to Technical Support at helpdesk@epacdx.net with “Technical Support” in the Subject line. By Fax: Assistance requests are accepted 24 hours a day at 703-227-4199. Support personnel will respond to faxed requests Monday through Friday from 8:00 am to 6:00 pm EST/EDT. We also have lists of Frequently Asked Questions that you might find helpful.

Help Desk: (888) 890-1995 EPA Home | Privacy and Security Notice | Contact Us Last updated on September 4, 2009. URL: http://www.epa.gov/epahome/usenotice.htm