Twilio Easy Call Pro
Twilio Easy Call is a WordPress plugin enables your company to convert web traffic into direct communication over the phone, with just the click of a button.
This plugin integrated with TWILIO (Cloud communications platform for building Voice & Messaging applications) http://www.twilio.com
To use this plugin you will need a Twilio account. If you don’t have a Twilio account, you can sign up for a free trial account https://www.twilio.com/try-twilio