What is the city code for Sacramento, California?

The city code for Sacramento, California, is SMF, which stands for Sacramento International Airport. Each city code is a unique three-letter identifier assigned by the International Air Transport Association (IATA) for airports, serving as a shorthand reference that makes it easier for airlines, travel agencies, and passengers to identify destinations. Sacramento International Airport, being the primary airport serving the city, has been designated the code SMF, effectively linking it with Sacramento itself.

The other options refer to different airports: SFO is the code for San Francisco International Airport, which is located in a different city; ONT refers to Ontario International Airport in Ontario, California; and BUR designates Bob Hope Airport, which is situated in Burbank, California. Therefore, SMF is the specific code for Sacramento and distinguishes it from airports in neighboring areas.