Join a rec league in the sport of your choice, or find a pickup game. Become a regular at a church, or if that's not your style, at a bar. (Drink responsibly,

Join a rec league in the sport of your choice, or find a pickup game. Become a regular at a church, or if that's not your style, at a bar. (Drink responsibly, if you go that way.) Or even just a gym. Find a way to meet some people in real life, not online. If you try one way for a bit and it doesn't work, try another. Keep trying, because you really need this.