how to submit sitemap in Google without using Webmaster Tool

How can I submit a sitemap to Google?

You can manually submit your sitemap to Google through two different routes and it is recommended that you add a reference to your sitemap to your robots.txt.

Simply add the URL to your sitemap in the very first or last line of your robots.txt:

sitemap: http://www.mydomain.com/sitemap.xml

 

http://www.google.com/webmasters/tools/ping?sitemap=http%3A%2F%2Fwww.mydomain.com%2Fsitemap.xml

how to submit sitemap in Google
how to submit sitemap in Google