The airport 's ICAO identifier is PAWI .
Although many U.S. airports use the same three - letter location identifier for the FAA and IATA , this airport is assigned AWI by the FAA and AIN by the IATA .
The airport 's ICAO identifier is AIN .
Although many U.S. airports use the same three - letter location identifier for the FAA and IATA , this airport is assigned AWI by the FAA and AIN by the IATA .