Texas State Route 303 runs east-west across East-Central Tarrant County. This highway run just south and parralel to Texas State Route 180. TX SP St Rt 303 passes through the following towns in Tarrant County. Fort Worth Arlington Pantego Dalworthington Gardens Grand Prairie TX SP St Rt 303 is not multi-plexed in Tarrant County. Interstate 820, at Fort Worth. Texas Farm-to-Market 157, at Alrington. Texas State Route 360, at Grand Prairie.
