Where to submit sitemaps ?

1. Upload sitemap to the site
2. On the Webmaster Tools home page, click the site you want.
3. Under Site configuration, click Sitemaps.
4. In the text box, complete the path to your Sitemap (for example, if your sitemap is at http://www.example.com/sitemap.xml, type sitemap.xml).
5. Click Submit Sitemap.

Some of the search engine links for sitemap submission

1. http://www.google.com/webmasters/tools/ping?sitemap=
2. http://submissions.ask.com/ping?sitemap=
3. http://webmaster.live.com/ping.aspx?siteMap=
4. http://www.bing.com/webmaster/ping.aspx?siteMap=