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Alamodome will host UIL State Marching Band Contest: 3A Prelims on Wednesday 12th November 2025, 8:30AM in San Antonio, Texas. Select your UIL State Marching Band Contest: 3A Prelims tickets above using our secure ticket checkout. Your Alamodome tickets will arrive before the UIL State Marching Band Contest: 3A Prelims event on Wednesday 12th November 2025, 8:30AM.