J2 Communications 
Pick your own local fax and voicemail number in over 1,100 cities around the world.
Send faxes from your favorite desktop applications via email or a Web browser in over 45 formats.
Receive faxes as email attachments.
Conduct easy, convenient and inexpensive conference calling.
Listen to voicemail by calling a toll-free number, and have email messages and fax headers read to you from any phone.
Reply to email with voicemail attachments.
Compose, read, sign and send faxes, listen to voicemail messages, and organize both using j2 Messenger