Convert Address to Google Maps Link is a free wordpress plugin and it converts addresses into links that open a Google Map in a new window.
To install Convert Address to Google Maps Link
Login to wordpress (wp-admin).
In your admin dashboard click plugins and select Add New.
Type Convert Address to Google Maps Link in the search field and click Search Plugins button.
Install Convert Address to Google Maps Link.
After the successfully Installation click the activate Plugin link to activate the plugin.
[OR]
Download Convert Address to Google Maps Link wordpress plugin. Download link
Unzip and upload it to your WordPress wp-content/plugins directory.
Login to wp-admin. In your admin dashboard click plugins and activate the Convert Address to Google Maps Link wordpress plugin.