Oceanside Municipal Airport, also known as the Bob Maxwell Memorial Field (IATA: OCN, ICAO: KOKB, FAA LID: OKB), is a public airport located two miles (3 km) northeast of the central business district of Oceanside, a city in San Diego County, California, United States. It is located between California State Route 76 and the San Luis Rey River bike path. The airport covers 43 acres (170,000 m²) and has one runway.^[1] It is mostly used for general aviation. The airport is operated and managed by Airport Property Ventures.

Bob Maxwell Field (Oceanside Municipal Airport)
IATA: OCN ICAO: KOKB FAA LID: OKB
Summary
Airport type	Public
Operator	City of Oceanside, Airport Property Ventures
Serves	Northern San Diego County
Location	Oceanside, California
Elevation AMSL	28 ft / 8.5 m
Coordinates	33°13′05″N 117°21′05″W / 33.21806°N 117.35139°W / 33.21806; -117.35139
Website	[oceansidemunicipalairport.com]
Runways
Direction Length Surface ft m 7/25 2,712 827 Asphalt

Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, Oceanside Municipal Airport is assigned OKB by the FAA and OCN by the IATA. The airport's ICAO identifier is KOKB. ^{[2] [3]} The FAA identifier OCN belongs to the Oceanside VORTAC 4 miles west-northwest of the Oceanside Airport.