My apple support communities
Change my apple support community country region
Change my apple support community country region
Apple Support Communities (these forums) is available in 8 languages, but that is not about regions per se. Each of these forums may need a separate account registration.
Apple Support Communities in other languages - Apple Community
For contacting Apple Support staff, see the the list of phone numbers here, separated by country or country-like region.
Contact Apple for support and service - Apple Support
For starting an online support request with Apple Support staff, the page is the same for everyone:
My apple support communities