Tower
Timmerman Tower is contracted by the Federal Aviation Administration and operated and staffed by Midwest Air Traffic Control Services, Inc.
Timmerman Airport Frequencies
CTAF
120.5
Green Bay FSS
123.6R, 112.5T, 886/845-4888
Tower
120.5 ( 7am – 9pm )
Unicom
122.95
ATIS
128.3
Ground Control
121.7

Licensed and certified controllers offer a welcoming environment, willing to work with new pilots and students to answer any questions or repeat instructions.
The friendly atmosphere is in keeping with Timmerman’s proud tradition of a small, personal general aviation airport.