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).
The Canada country code 1 will allow you to call Canada from another country. Canada telephone code 1 is dialed after the IDD. Canada international dialing 1 is followed by an area code. The Canada area code table below shows the various city codes for Canada. Canada country codes are followed by these area codes.