Gem Air Gem Air Gem Air is a commuter airline based in Salmon, Idaho, United States. It is owned by the former owners of Salmon Air. They sold the Salmon Air name to McCall Aviation, but kept their operating certificate. When their non-compete clause with McCall Aviation expired, they began full operations again, under the same certificate, but with the new Gem Air name. Gem Air provides on-demand flights to the Idaho backcountry as well as multiple towns and cities within the state, including Boise, Salmon, Stanley, and McCall. Scheduled service is offered September-May between Boise and Salmon. Idaho Utah Gem Air's
California State Route 223 highway. It was a part of Legislative Route 140, which ran from Taft to US 99 (locally known as Taft Highway), and from US 99 to US 466. The Taft Highway portion was signed as US 399, but the Bear Mountain Boulevard section was unsigned. It was dropped from the route in 1959, and became Legislative Route 264. In 1964, with the renumbering of California’s state routes, Bear Mountain Boulevard became a signed route as SR 223, and was extended west to I-5. California State Route 223 State Route 223 (SR 223) is a state route in Kern County, California,