2013 (Redshirt Freshman)
Moore played in 10 games, making starts against Illinois and Minnesota. He had six receptions for 75 yards and averaged 23.2 yards on five kickoff returns. Moore had a career-high four receptions for 43 yards against Northwestern. He also had a 19-yard catch against South Dakota State. He had 71 kickoff return yards at Minnesota and two returns for 45 yards against Northwestern.

2012 (Redshirt)
Moore redshirted in his first season in 2012.

Before Nebraska (Winnfield HS)
Moore saw action at quarterback, running back and receiver for Winnfield High School, helping his team to a 14-1 record and a trip to the Class 2A state championship game in 2011. Moore rushed for 1,473 yards and 22 touchdowns on 156 carries, while throwing for another 442 yards and a touchdown. Moore was a first-team all-state pick and was chosen as the Class 2A Offensive Player of the Year. Moore totaled 26 touchdowns as a senior, including three on returns.

As a junior, Moore earned all-district honors and honorable-mention all-state accolades, while primarily playing receiver. He caught 49 passes for 1,246 yards and 17 touchdowns for Coach Andy Pyles’ team, while also rushing 53 times for 591 yards and nine scores.

Moore spent the majority of his time at quarterback in his first two years. As a sophomore in 2009, he accounted for more than 2,100 total yards to help Winnfield to an 8-4 record. Moore was ranked among the top 50 receivers in the nation by 247 Sports. Moore was also an outstanding basketball player and averaged better than 20 points per game during his junior season. During the spring, Moore captured a gold medal in the Class 2A high jump with a jump of 6-5, while adding a silver medal in the triple jump and a seventh-place finish in the long jump. Moore also visited Mississippi State and Louisiana Tech before choosing Nebraska.

Personal
The son of Janice Moore, Alonzo was born on Nov. 10, 1992. Moore has volunteered his time with Uplifting Athletes and local hospital visits, and was named to the Brook Berringer and Tom Osborne Citizenship teams in 2016.