What is the ICAO code for Pine Bluff Airport?

The ICAO code for Pine Bluff Airport is indeed KPBF. ICAO codes are unique four-letter alphanumeric codes assigned to each airport around the world, and they follow specific conventions. In the United States, ICAO codes begin with the letter 'K' which denotes the country.

Pine Bluff Airport is located in Arkansas, and its ICAO code reflects this regional coding system. The 'PBF' portion following the 'K' identifies the specific airport. The structure of ICAO codes provides critical information about the location and helps distinguish between different airports, especially those that might have similar names.

The other options represent different airports: KWRB corresponds to Wright Brothers Airport in North Carolina, KSAT is San Antonio International Airport in Texas, and KDCA refers to Ronald Reagan Washington National Airport in Virginia. Each of these codes is unique and indicates a specific airport, reinforcing the importance of accurate identification through ICAO designations.