Ping-O-Matic - Service to update different search engines that your blog has updated.
TotalPing! - Promote your blog with TotalPing!
PingFarm - PingFarm is a service that uses an API to notify search engines when your blog or website has been updated.
PingmyUrls - PingmyUrls is a service that lets you index your website or blog after any update, submission, or adding new articles.
PingMyBlog - PingMyBlog is an online service that notifies you about all the major bogs directories in one go.
Ping.in - Blog ping service that pings or notifies Weblog Services such as Blog Search Engines and blog...