Is it a weekly show, or is it Netflix style all at once?
HBO isn't US only but available in like 70 countries if I'm not wrong. In some other countries you get it through other services. Sky Germany, for example, has some HBO content including The Last of Us.
"Getting HBO outside the United States
Building on its strong position in the US, Home Box Office has become a major player in the expanding international media arena. Currently, HBO programming is available in Asia, South Asia, Central Europe and Latin America.
How can I get HBO in Asia?
HBO is available in Bangladesh, Brunei, Cambodia, China, Hong Kong, India, Indonesia, Macau, Malaysia, Maldives, Mongolia, Nepal, Pakistan, Palau, Papua New Guinea, Philippines, Singapore, South Korea, Sri Lanka Taiwan, Thailand and Vietnam.
Local Sites: HBO Asia, HBO South Asia, HBO Family, HBO Hits, HBO Signature, Cinemax Asia
How can I get HBO in Europe?
HBO is available in Bulgaria, Croatia, Czech Republic, Denmark, Finland, Hungary, Macedonia, Moldova, Montenegro, Norway, Poland, Romania, Serbia, Slovak Republic, Slovenia, Spain and Sweden.
Local Sites: HBO, Cinemax
How can I get HBO in Latin America?
HBO is available in Argentina, Aruba, Barbados, Bolivia, Brazil, Chile, Colombia, Costa Rica, Dominican Republic, Ecuador, El Salvador, Grenada, Guatemala, Honduras, Jamaica, Mexico, Netherland Antilies, Nicaragua, Panama, Paraguay, Peru, St. Lucia, Suriname, Trinidad, Uruguay and Venezuela.
Local Sites: HBO or email the team at contatoHBOGO@hbo-la.com."