Canadian Forces Base Comox, commonly referred to as CFB Comox or 19 Wing, is a Canadian Forces base on Vancouver Island in the Comox Valley, 2.5 nautical miles north northeast of Comox, British Columbia. It is primarily operated as an air force base by the Royal Canadian Air Force (RCAF) and is one of two bases in the country using the CP-140 Aurora anti-submarine / maritime patrol and surveillance aircraft, the other being CFB Greenwood. Its primary RCAF lodger unit is 19 Wing, commonly referred to as 19 Wing Comox.