Since Buddhism denies the existence of a separate self, as explicated in the teachings of anatman and sunyata, self-realization is a contradictio in terminis for Buddhism.
If you are calling from other country than Thailand to the Bangkok area, dial IDD of your country, then international phone number (country code) +66, after that phone area code of Bangkok 2 and call number. +66 - 2 (Telephone number).
91 Country Code of India. 4 Area Code of Hyderabad. For example, to call Hyderabad from United States, the number format is: 011 + 91 + 4 + TEL #. where 011 is the Exit code for United States, 91 is the ISD code for India, 4 is the area code for Hyderabad and TEL # is the recipient's phone number.