Sam Ambati

Contact-Call plugin lets your website visitors call and contact you from your website across the globe for free. You can take call on your skype/GTalk/Mobile phone.
Download ClickDesk 
If you are looking to provide both online live chat and call support – please install our ClickDesk plugin – https://wordpress.org/extend/plugins/clickdesk-live-support-chat-plugin/
ClickDesk got listed among the Top 10 most useful plugins of 2011 by My Programming Blog
NetworkWorld mentioned that Contact-Call is “an extension to your social media presence or Web site” and has given a rating of 4.5/5.
Here is Push2Call introduction video: 
<iframe class="youtube-player" width="640" height="360" src="https://www.youtube.com/embed/dsSk4Bh-2Ts?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation"></iframe>
Contact Call is compatible and works in parallel with zopim, clickdesk, livechatinc and banckle live chat plugins. You have the text chat power on your wordpress, now get even more with the Contact Call live call plugin for visitors to contact you directly.
What is Contact-Call?
Contact Call is a social plugin that lets you embed ‘Call Us’ button on your website to let your website visitors call and you directly without a contact form your website for free. It implements a simple click2call (call me) function and helps lot of businesses globally competitive instantly by allowing visitors to contact instantly. 
Contact Call offers flexible, easiest and instant way to reach you than a contact form in wordpress.
Contact-Call offers 3 ways for web visitors to call you:
<ul>
<li>Direct click to call functionality from Internet browser</li>
<li>User can select their current locale and Contact-Call will create a local phone number in that country</li>
<li>Skype Call – Visitors can skype call you directly with knowing your skype handle</li>
</ul>
You (website owner) can take the call directly on your Skype, GTalk, Google voice, Mobile or Landline
Publish the widget on your website, blog, LinkedIn, twitter and on your email and start receiving calls from your web visitors.
Why should I install Contact-Call?
<ul>
<li>Provide an opportunity for your web visitors to call and talk to you</li>
<li>Instantly take your business to global audience</li>
<li>Provide live help and support to website visitors. No contact forms to fill.</li>
<li>Get more sales from increased customer base, conversions and customer satisfaction</li>
<li>Get local phone numbers in more than 40 countries. Go global and win local trust.</li>
<li>Take the calls the way you like – On your Skype, GTalk (Google talk), Mobile or Landline</li>
<li>Talk live to more web visitors by adding call button anywhere on the web: Facebook, LinkedIn, Twitter, Blogger, WordPress, Gmail, Yahoo Mail, Outlook </li>
<li>Secure and reliable call plugin</li>
</ul>
7 Reasons why Networkworld raves about the Call-Us button
<ol>
<li>
Unobtrusive, beautiful discreet call us button. Great user experience
</li>
<li>
Quick deployment. Get your web visitors talking to you in no time
</li>
<li>
No software to install, upgrade or maintain
</li>
<li>
Unlimited call forwarding to Skype/GTalk
</li>
<li>
Works with any phone: Skype, Google Talk, SIP, Landline or Mobile phone
</li>
<li>
Customers can reach you from 40 countries
</li>
<li>
Access to weekly stats on all contact calls made through the Call-Us button
</li>
</ol>
<h3>Usage</h3>
After enabling the plug in, head on to the plugin customization page to change settings and integrate it’s look and feel with your site. When done, enable it by visiting the account configuration page and completing the instant signup process.
This plugin works seamlessly and you can answer calls from webvisitors even if you have any other chat plugins such as zopim, Banckle live chat or clickdesk running to offer live support chat. Even if you do not use any of these text live chat plugins, you can give this free call plugin a try to increase sales and conversions through your website.

Contact Call Plugin – Voice Plugin for Websites

FREE Call-Us button lets your web visitors call you from their browser or local access…

Alex Swan

WordPress Click2Client adds in-browser phone call functionality to any wordpress site. Just configure the control and drop the tag in your theme.
See http://www.bold-it.com/wordpress/2012/05/07/click2client-call-me-button/ to create a Call Me button similar to wp-click2call.

WordPress Click2Client

Wordpress Click2Client adds in-browser phone call functionality to any wordpress site.  Just configure the control and drop the tag in your theme.

Contact Call Plugin – Voice Plugin for Websites vs WordPress Click2Client