JO 7110.65 — Air Traffic Control
JO 7110.65 2-4-18
NUMBER CLARIFICATION
This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.
If deemed necessary for clarity, and after stating numbers as specified in paragraph 2-4-17 , Numbers Usage, controllers may restate numbers using either group or single‐digit form. EXAMPLE-
“One Seven Thousand, Seventeen Thousand.”
“Altimeter Two Niner Niner Two, Twenty Nine Ninety Two.”
“One Two Six Point Five Five, One Twenty Six Point Fifty Five.”
Retrieved from ecfr.gov on July 20, 2026.