Through my career I've traveled to new countries and cities for work, each time the office helped me connect with people and make new friends, some of my best friends in fact. What does the future hold for me in this respect? It seems like a lonely place.
It can help to build a group of friends in the area and not depending on the coworkers. For that I would recommend groups for activities, gyms, workshops and local activities. It is difficult if you never did it before, but it is worth the effort. Besides, your social life will not depend on your particular job.
Obviously, with quarantines in place that almost impossible, so hang in there, it will become better.