Most clubs use PractiScore these days.
You can search for matches and clubs in your area.
I know ETTS (Waxahachie), Range 160 (Whitewright), JCSSA (Alvorado) run USPSA. There is NTxR in Valley View does rimfire PRS.
3Gun has disappeared from the area after 3C closed, don’t think Jeremy had plans to relocate after it closed.