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).
They have calculators on there website. I did a package from Wattana Bangkok to a postal code in London on UPS and it was between 10,000 baht and 18,000 baht depending on the type of service.