A/D
125.45 MHz
APP/DEP
ATIS
124.1 MHz
GND
121.9 MHz
POST
28.89 MHz
ANG COMD POST
PTD
28.89 MHz
RDO
122.35 MHz
PRINCETON RDO
TWR
118.3 MHz
UNIC
122.95 MHz
UNICOM
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Frequencies at Duluth International Airport
A/D
125.45 MHz
APP/DEP
ATIS
124.1 MHz
GND
121.9 MHz
POST
28.89 MHz
ANG COMD POST
PTD
28.89 MHz
RDO
122.35 MHz
PRINCETON RDO
TWR
118.3 MHz
UNIC
122.95 MHz
UNICOM
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