Sideline Alternatives

Google Voice gives you one number for all your phones, voicemail organized in an email format, free...

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies

freemium $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)

TextNow is a mobile virtual network operator (MVNO) that provides a free phone service to users by using other cellular networks coverage.

Simplest way to own a business phone number

Disposable phone numbers -- now with MMS photo support

Line2 adds a second phone number or complete cloud business phone system to smartphones & computers that's robust yet affordable. Buy online or get a custom quote.

Grasshopper enables entrepreneurs to build a virtual office that connects callers to employees, wherever they are.

Switch is a cloud-based phone system built for Google Apps users.

Virtual phone system that lets you run your business from anywhere.

Send text/SMS messages from your PC from a free phone number

iPlum makes a personal US phone number available to users around the world.

Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.

Second phone line app for mobile phones