http://bblog.com/ping.php

http://blogsearch.google.com/ping/RPC2

http://ping.weblogalot.com/rpc.php

http://ping.feedburner.com

http://ping.syndic8.com/xmlrpc.php

http://ping.bloggers.jp/rpc/

http://rpc.pingomatic.com/

http://rpc.weblogs.com/RPC2

http://rpc.technorati.com/rpc/ping

http://topicexchange.com/RPC2

http://www.blogpeople.net/servlet/weblogUpdates

http://xping.pubsub.com/ping