The iWorld

Popdex crawls over 14,000 sites daily to determine the most popular links on the Internet.

Suggest a RSS feed to topix.net :
http://www.topix.net/topix/faq?feedback=1

It's all about simply picking your topix and getting the news.
Topix.net is a most complete targeted news site, users can quickly find any news on their particular topics of interest. Topix.net gathers news from thousands of sources and individual news-pages. Accepted feeds include RSS, XML and HTML news index pages with links to stories. It certainly has a Strong, US-based slant. Separate news page for each of the 30,000 cities and town in the US. Topix.net scans every article for geographical references, such as streets, parks, rivers, stadiums and arenas, hospitals, schools, and so on. The result is a story classified both geographically as well as by topic.

Blogdex is a live directory of hot blog links sorted according to their relevance and reference across tens of thousands of blogs out there.

blogdex.com

Submit your RSS feed and get it automatically tracked by Bloglines . One of the fastest RSS resource available online.

Add a Site/RSS feed to Feedster .. one of the prominent RSS search engine :

http://www.feedster.com/add.php

Submitted sites must be news sites or blogs that update and provide information on a timely basis.

http://www.daypop.com/info/submit.htm

Simply type your website/blog Internet address in the main search box and Technorati will start tracking you. Also it is possible to use the Technorati Ping-Site form (high priority indexing queue) which may help in this process.
Technorati Ping

One of the oldest directories. Organizes thousands of RSS feeds into separate categories. Don't miss this resource at any cost.

http://www.newsisfree.com/contact.php

According to SearchEngineWatch.com : “Another major directory of RSS feeds. You can go through thousands of RSS feeds from all over the world from thousands of categories that users or volunteers have submitted. Call it an ODP of RSS feeds.

http://www.syndic8.com/suggest.php?Mode=data

Moreover is the most extensively used and most popular news syndicators … Their presence online across sites of all kinds is remarkable.
http://w.moreover.com/main_site/aboutus/sourcesubmission.html
http://w.moreover.com/main_site/aboutus/contact-us.html

Open Directory too has a section for Major weblogs. See if you can get your blog added in this dmoz directory of blogs :

http://directory.google.com/Top/Computers/Internet/On_the_Web/Weblogs/

This is a directory of directories about weblogs

http://dmoz.org/Computers/Internet/On_the_Web/Weblogs/Directories/

Free non-commercial site submission
http://add.yahoo.com/fast/add?17051064
How To Suggest Your Site on Yahoo
http://docs.yahoo.com/info/suggest/