Audio Division

Overview
The Audio Division of the FCC's Media Bureau licenses commercial and noncommercial educational AM, FM, FM Translator, and FM Booster radio services, and also the noncommercial educational Low Power FM radio service. The Division provides legal analysis of broadcast, technical, and engineering radio filings and recommends appropriate disposition of applications, requests for waivers, and other pleadings.

Source
FCC Encyclopedia, Audio Division, Media Bureau (full-text).