Here is a decent ping list for your wordpress blogs, it’s what I personally use for my wordpress blogs. http://rpc.pingomatic.com/ http://api.feedster.com/ping http://api.moreover.com/RPC2 http://api.moreover.com/ping http://api.my.yahoo.com/RPC2 http://api.my.yahoo.com/rss/ping http://www.blogdigger.com/RPC2 http://www.blogshares.com/rpc.php http://www.blogstreet.com/xrbin/xmlrpc.cgi http://bulkfeeds.net/rpc http://www.newsisfree.com/xmlrpctest.php http://ping.blo.gs/ http://ping.feedburner.com http://ping.syndic8.com/xmlrpc.php http://rpc.technorati.com/rpc/ping http://rpc.weblogs.com/RPC2 http://api.my.yahoo.co.jp/RPC2 http://audiorpc.weblogs.com/RPC2 http://blog.goo.ne.jp/XMLRPC http://blogpeople.net/ping http://feedsky.com/api/RPC2 http://hamo-search.com/ping.php http://holycowdude.com/rpc/ping/ http://newsblog.jungleboots.org/ping.php http://ping.blogoon.net/ http://ping.blogs.yandex.ru/RPC2 http://ping.fc2.com/ http://ping.kutsulog.net/ http://ping.myblog.jp/ http://ping.namaan.net/rpc http://ping.snap.com/ping/RPC2 http://ping.weblogalot.com/rpc.php http://ping.wordblog.de/ http://r.hatena.ne.jp/rpc http://rpc.bloggerei.de/ping/ http://rpc.blogrolling.com/pinger/ http://rpc.icerocket.com:10080/ http://rpc.reader.livedoor.com/ping http://rpc.technorati.jp/rpc/ping http://rpc.twingly.com/ http://wasalive.com/ping/ http://www.blogpeople.net/servlet/weblogUpdates http://xmlrpc.blogg.de http://xping.pubsub.com/ping/ http://zhuaxia.com/rpc/server.php