FaxSalad - Pay-as-you-go, secure faxing.
Bitcoin Wallet - Bitcoin Wallet is a mobile application that allows you to send and receive digital currencies.
Bitcoin Fax - Bitcoin Fax allows you to send a fax with minimal fuss. No sign up required. How it works:
Bitfinex - Bitfinex is the largest and most advanced crypto-currencies trading platform.
Tiny Fax - The Township of Tiny is an environmentally focused, diverse family of communities providing a healthy lifestyle. (Account not monitored 24/7)
BitStamp - Provide reliable and easy to use service for companies and individuals to exchange bitcoins.