PingMyBlog is a service which does the hard work for you. They notify all the major blog directories in one go so that everyone knows about your latest blog updates.
There are Top 10 websites list for blog ping..!
http://www.pingmyblog.com
http://feedshark.brainbliss.com
http://pingler.com
http://pingomatic.com
http://autopinger.com
http://www.pingates.com
http://www.affiliatetreasurechest.com/733/how-do-i-ping-my-blog
http://ping4free.com/ping-my-blog
http://www.splashpress.com/network/pingmyblog
http://www.squidoo.com/Ping-Tools
http://www.pingmyblog.com
http://feedshark.brainbliss.com
http://pingler.com
http://pingomatic.com
http://autopinger.com
http://www.pingates.com
http://www.affiliatetreasurechest.com/733/how-do-i-ping-my-blog
http://ping4free.com/ping-my-blog
http://www.splashpress.com/network/pingmyblog
http://www.squidoo.com/Ping-Tools
Keep Blogging..!!!