Duval County Registration & Titling 100 S. Bexar St.San Diego Texas 78384 TX Duval 100 S. Bexar St.Directions (361) 279-6332 Monday 08:00 am - 04:45 pm Tuesday 08:00 am - 04:45 pm Wednesday 08:00 am - 04:45 pm Thursday 08:00 am - 04:45 pm Friday 08:00 am - 04:45 pm Saturday Closed Sunday Closed