I know it is very hard to find and index your website in the right feeds directories. So for your help, I have curated these amazing websites to submit your site posts for free and get traffic.
Also below is the way to automatically submit your post to these sites rather submitting them one by one.
Bonus: Automatic Submission to below directory
RSS Feeds / Directories
http://www.plazoo.com/en/addrss.asp http://rpc.pingomatic.com http://rpc.twingly.com http://www.feedlisting.com/submit.php http://api.feedster.com/ping http://www.blogs-collection.com/ http://api.moreover.com/RPC2 http://www.feedage.com/ http://alltop.com/submission/ http://rpc.icerocket.com:10080/ http://api.moreover.com/ping http://www.blogdigger.com/RPC2 http://www.blogshares.com/rpc.php http://blogmatcher.com/u.php http://www.blogsnow.com/ping http://www.blogstreet.com/xrbin/xmlrpc.cgi http://bulkfeeds.net/rpc http://www.newsisfree.com/xmlrpctest.php http://ping.blo.gs/%20 http://ping.feedburner.com http://ping.syndic8.com/xmlrpc.php http://ping.weblogalot.com/rpc.php http://rpc.blogrolling.com/pinger/ http://rpc.technorati.com/rpc/ping http://rpc.weblogs.com/RPC2 http://www.feedsubmitter.com http://blo.gs/ping.php http://www.pingerati.net http://www.pingmyblog.com http://geourl.org/ping http://ipings.com http://www.weblogalot.com/ping http://rpc.pingomatic.com/ http://blogsearch.google.com/ping/RPC2 http://ping.feedburner.com http://rpc.blogbuzzmachine.com/RPC2 http://rpc.weblogs.com/RPC2 http://ping.fc2.com/ http://blogs.yandex.ru/ http://rpc.bloggerei.de/ http://1470.net/api/ping http://blogsearch.google.ae/ping/RPC2 http://blogsearch.google.at/ping/RPC2 http://blogsearch.google.be/ping/RPC2 http://blogsearch.google.bg/ping/RPC2 http://blogsearch.google.ca/ping/RPC2 http://blogsearch.google.ch/ping/RPC2 http://blogsearch.google.cl/ping/RPC2 http://blogsearch.google.co.cr/ping/RPC2 http://blogsearch.google.co.hu/ping/RPC2 http://blogsearch.google.co.id/ping/RPC2 http://blogsearch.google.co.il/ping/RPC2 http://blogsearch.google.co.jp/ping/RPC2 http://blogsearch.google.co.ma/ping/RPC2 http://blogsearch.google.co.nz/ping/RPC2 http://blogsearch.google.co.th/ping/RPC2 http://blogsearch.google.co.uk/ping/RPC2 http://blogsearch.google.co.ve/ping/RPC2 http://blogsearch.google.co.za/ping/RPC2 http://blogsearch.google.com.ar/ping/RPC2 http://blogsearch.google.com.au/ping/RPC2 http://blogsearch.google.com.br/ping/RPC2 http://blogsearch.google.com.co/ping/RPC2 http://blogsearch.google.com.do/ping/RPC2 http://blogsearch.google.com.mx/ping/RPC2 http://blogsearch.google.com.my/ping/RPC2 http://blogsearch.google.com.pe/ping/RPC2 http://blogsearch.google.com.sa/ping/RPC2 http://blogsearch.google.com.sg/ping/RPC2 http://blogsearch.google.com.tr/ping/RPC2 http://blogsearch.google.com.ua/ping/RPC2 http://blogsearch.google.com.uy/ping/RPC2 http://blogsearch.google.com.vn/ping/RPC2 http://blogsearch.google.com/ping/RPC2 http://blogsearch.google.de/ping/RPC2 http://blogsearch.google.es/ping/RPC2 http://blogsearch.google.fi/ping/RPC2 http://blogsearch.google.fr/ping/RPC2 http://blogsearch.google.gr/ping/RPC2 http://blogsearch.google.hr/ping/RPC2 http://blogsearch.google.ie/ping/RPC2 http://blogsearch.google.it/ping/RPC2 http://blogsearch.google.jp/ping/RPC2 http://blogsearch.google.lt/ping/RPC2 http://blogsearch.google.nl/ping/RPC2 http://blogsearch.google.pl/ping/RPC2 http://blogsearch.google.pt/ping/RPC2 http://blogsearch.google.ro/ping/RPC2 http://blogsearch.google.ru/ping/RPC2 http://blogsearch.google.se/ping/RPC2 http://blogsearch.google.sk/ping/RPC2 http://blogsearch.google.us/ping/RPC2 http://topicexchange.com/RPC2 http://ping.blogs.yandex.ru/RPC2 http://ping.rss.drecom.jp/ http://rpc.bloggerei.de/ping/ http://rpc.odiogo.com/ping/ http://rpc.weblogs.com/RPC2 http://blog.goo.ne.jp/XMLRPC http://www.a2b.cc/setloc/bp.a2b http://mod-pubsub.org/kn_apps/blogchatt http://ping.amagle.com/ http://www.weblogues.com/RPC/ http://ping.bloggers.jp/rpc/ http://rpc.copygator.com/ping/ http://ping.exblog.jp/xmlrpc http://www.mod-pubsub.org/kn_apps/blogchatter/ping.php http://ping.weblogalot.com/rpc.php http://pingoat.com/goat/RPC2 http://www.blogdigger.com/RPC2
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