Cameron County Registration & Titling – Southmost Branch Office 2900 Southmost RdBrownsville Texas 78521 TX Cameron 2900 Southmost RdDirections (956) 574-8176 Monday 08:00 am - 04:00 pm Tuesday 08:00 am - 04:00 pm Wednesday 08:00 am - 04:00 pm Thursday 08:00 am - 04:00 pm Friday 08:00 am - 04:00 pm Saturday Closed Sunday Closed