Can I use multiple email addresses to be authorized to send and receive faxes? Mark Gibbons 09 February 2021 22:44 Updated Only one email address can be established as your authorized email for sending and receiving faxes. Related articles How can I make my faxes be sent out anonymously? Quick Start Guide for Virtual Fax / Desktop Fax How do I setup a backup number in case of power failure or system outage? What is Caller ID Spoofing? All Supported Devices