High End
Reach out to local professional organisations in your field.
If you are a memeber in a Rotary Club or Lions Club you can find easily liked minded people abroad.
Lions Club: Our association is made up of 1.4 million members in 49,000 clubs who bring hands and hearts to the communities we serve in nearly every country on earth.
Rotary Club: We are People of Action. Our global network of 1.4 million neighbors, friends, and leaders volunteer their skills and resources to solve issues and address community needs.
IAC. International Associate Clubs. We are a global network that opens doors to almost 250 of the most illustrious private membership clubs worldwide, coordinating member reciprocal visits between clubs in the network.
Golf Clubs may also be an option.
Medium
Internations. Enjoy the international experience with fellow global minds
Religions affiliations. Find the next church, temple or whatever suits your religious affiliation. For religious people it may be good option to make contacts.
Meetup. The people platform—Where interests become friendships. Whatever your interest, from hiking and reading to networking and skill sharing, there are thousands of people who share it on Meetup. Events are happening every day—sign up to join the fun.
Low End
If everything fails you can try Expat Clubs and Hostel Bars to make at least contact to some foreigners. Depending on your political view you could try political parties (e.g. libertarian parties).
The professional traveler makes contacts everywhere. It is a question of experience and training.