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United States Department of TransportationUnited States Department of Transportation

28 Day NASR Subscription - Effective November 02, 2023

This page contains the 28 Day NASR Subscription data effective November 02, 2023.


The following data are formatted in either AIXM 5.0 or AIXM 5.1.

  • AIXM 5.1 versions of the Navigation Aid, Airport, ASOS/AWOS, and Airway subscriber files are available. Download
  • AIXM 5.0 versions of Special Activity Airspace (SAA) subscriber files are available. Download

Shape File Data

The following class airspace definitions are provided in ESRI Shape format.

Comma-separated Values (CSV) Data

Airport, frequency, and other aeronautical data is provided in a CSV file format.

Legacy (TXT) Data

The following data are formatted in a flat text file format.

The layout data for the Legacy (TXT) formats are available as a single download, or individually.

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