WBGJ-FM (branded on-air as Preschool 97.3 BGJ) is a commercial-free radio station located in Macon, Georgia that serves as a sister station of WFXM-FM and operates at 97.3 FM. It is owned and operated by Old Dominion Stations Group which also owns WFXM-FM (94.3 FM) which broadcasts a hybird hot AC/oldies format as Big 94.3 WFXM and WBGJ-AM (650 AM) which broadcasts a sports talk format known as Lava Sports Radio 650 WBGJ, and broadcasts a all-preschool format. It began broadcasting in 1981 as WMCZ-FM (the commercial-free radio counterpart of WMAZ-TV) with a Hot AC format during the day and a Talk format at night along with edited and uninterrupted audio rebroadcasts of WMAZ-TV's newscasts. WMCZ-FM switched to an hybird CHR/Soft AC/Adult Standards format in 1983, lasting until 1999, when it switched to an hybird Hot AC/Active Rock format until 2007, of which WMCZ-FM becomes WBGJ-FM and changed into a preschool entertainment-formatted radio station.

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