1. Use IP instead of URL
Each website has its equivalent ip address . This method works best when blocked sites are stored as a list of URLs .You can use ip address to access blocked contents . For example to access facebook you can use ip address 188.8.131.52 in your address bar . You can use ip-address.com to find the ip address of other websites .
2. Use Google Cache
All major search engines like Google
yahoo and Bing stores cached pages of websites themselves . You can
access blocked websites by viewing their cached copy on search engines
3. Translations services
Translation services like Google Translate
, translate a website from one language to another and display the
translated results on their own page .You can access the blocked website
by re-translating blocked url using such online translation services .
4. Retrieve web pages via Email
is a free service that sends any websites into your inbox. All you
need to do is send an email to firstname.lastname@example.org with the URL as subject
5. WayBack Machine
Wayback machine periodically keeps a copy of almost all websites on the internet from the date they have started . You can access your blocked site by fetching its latest copy from archives .
Screen-Resolution.com allows you to view any website in a different resolution . This could be an interesting tool to access blocked websites .
7. Google Mobile Search
8. Redirect with Short URL service
Short URL service are used for converting a long URL in a shorter one
. You can convert your blocked url into a shorter one and use it to
access blocked websites . This trick dont always works . The two popular url shortening service are bit.ly and adf.ly
9. USB Browsing
You can use this method if you have access to usb port ,you can load usb with your own portable Firefox, with the portable Tor plugin or you can directly use tor-firefox .
10. Proxy Websites
This is the generally known method to access blocked websites . There
are thousands of online proxies you can use to surf anonymously or to
access blocked websites . Here is 90+ Proxy Websites To Access Blocked Websites