TextNow - TextNow is a mobile virtual network operator (MVNO) that provides a free phone service to users by using other cellular networks coverage.
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
Talk360 - Talk360 is a best-in-class communication utility that offers a convenient way to connect with loved ones globally.
Burner - Disposable phone numbers -- now with MMS photo support
TextMe - TextMe is a free calls and messaging application at both local and international levels.
RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies