PHPMyAdmin in your CentOS 6.X

Open your terminal and EPEL Repo

 wget http://epel.mirror.net.in/epel/6/i386/epel-release-6-8.noarch.rpm 
 rpm -Uvh epel-release-6-8.noarch.rpm 

Then Add Remi

rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm 

Now open /etc/httpd/conf.d/phpMyAdmin.conf file and enter the address field with address from where you want access PhPMyAdmin remotely cause it is accessed by default from localhost only.

vim /etc/httpd/conf.d/phpMyAdmin.conf
 

Next restart your httpd with

service httpd restart 
 

Open your browser and type there as localhost/phpmyadmin and login with your mysql username and password. If you want browse remotely then your IP must allowed( added ) from above mentioned configuration file. Note: This information has taken from several sources.