FaxSalad - Pay-as-you-go, secure faxing.
ShoutOUT - All in one business texting tool to send personalized alerts, promotions, reminders, short links and marketing campaigns, for any SMEs (hotels, restaurants, education, non profits, Woocommerce, banks, healthcare, agencies, supermarkets, weddings)
Bitcoin Fax - Bitcoin Fax allows you to send a fax with minimal fuss. No sign up required. How it works:
Trumpia - SMS Marketing and Marketing Automation software for Mass SMS, internal communications & emergency alerts. #1 Text Messaging Service used by Fortune 500s.
Tiny Fax - The Township of Tiny is an environmentally focused, diverse family of communities providing a healthy lifestyle. (Account not monitored 24/7)
Clickatell - Simple, reliable mobile messaging cloud.