Here are some of proxy server providers you can use.
UnblockYouTubeFree
http://unblockyoutubefree.net
KProxy
http://www.kproxy.com
BlewPass
http://www.blewpass.comZfreez
http://zendproxy.com
4everproxy
http://4everproxy.com
UnblockMyWeb
http://www.unblockmyweb.com
YouTubeUnblockProxy
http://youtubeunblockproxy.com
Vtunnel
http://vtunnel.com
Proxy.org
http://proxy.org
NewIpNow
http://newipnow.com
Ninja Clock
http://ninjacloak.com
Anonymouse
http://anonymouse.org
Anonymizer
http://www.anonymizer.com
Defilter
http://defilter.us
FreeProxyServer
http://freeproxyserver.uk
FreeYouProxyTube
http://freeyouproxytube.com
WebProxy
http://webproxy.net
WorkingProxy
http://workingproxy.net
FreeYouTube
http://freeyoutube.net
HideOnlineProxy
http://freeyoutube.net
Vobas
http://www.vobas.com
DontFilter
http://www.dontfilter.us
FastaUSAProxy
http://fastusaproxy.com
YouTubeFreeProxy
http://youtubefreeproxy.net
Proxyo
http://proxyo.info
UnblockYouTubeBeatSchool
http://unblockyoutubeatschool.com
HidingYourInfo
http://hidingyour.info
Unblocker
http://unblocker.us
Make use of Smilleys Codes