Changing the country name in adsense account from or to  the following country’s  China, India, Vietnam, Indonesia, Thailand, Malaysia, Philippines, or Singapore  are not possible due to some legal problems . The only way possible is to close your present account and open your new account with the help of Google …..Contact them with the help this link   https://www.google.com/adsense/support/bin/request.py?contact=changecountry

And if you are not from thous  country’s then you change your change your country name in adsense account with closing your account ….for this process also you have use the above link only

{this question was posed by  raveendhar }