Sectional Charts

In the airport data block next to a non-towered airport, a frequency like '122.9' is the:

Answer

Common Traffic Advisory Frequency (CTAF)

At non-towered airports, 122.9 is the MULTICOM frequency serving as the Common Traffic Advisory Frequency (CTAF) used for self-announcing where there is no tower, FSS, or UNICOM.

Source: FAA Chart User's Guide

Not the answer

  • ATIS frequency
  • Emergency frequency
  • Approach control frequency

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