CARDINAL ALTITUDES
Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov
“Odd” or “Even” thousand‐foot altitudes or flight levels; e.g., 5,000, 6,000, 7,000, FL 250, FL 260, FL 270.
See ALTITUDE; FLIGHT LEVEL.