AirspaceQuestion 169 of 934

A military training route is labeled VR1207. What does the four-digit number tell the pilot?

  1. The route includes segments above 1,500 feet AGL
  2. The route needs an IFR clearance
  3. No part of the route is above 1,500 feet AGL
  4. The route is only for helicopters
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Correct answer: No part of the route is above 1,500 feet AGL

MTRs with no segment above 1,500 feet AGL use four digits. MTRs with higher segments use three digits.

Source: Aeronautical Information Manual (FAA, Basic with Change 3, 9 July 2026), AIM 3-5-2 Military Training Routes, page 194

Practice airspace

Questions last reviewed: 18 October 2026