Sending an Outbound Fax by Email

Using an email client like MS Outlook, you can send your fax to any 11-digit US number using the format DID@instant-fax.com (eg. 12233445566@instant-fax.com).

You can send the same attachment to multiple fax numbers.  You can use the format (DID1@instant-fax.com, DID2@instant-fax.com, etc)