SANTA CLARA — The 49ers will play mix-and-match with their radio play-by-play announcers while lead broadcaster Greg Papa recovers from cancer.

The following announcers will work alongside analyst Tim Ryan on 49ers outlets (KNBR-680 and 104.5 FM, KSAN 107.7 The Bone, KSFO-810 AM) when the regular season begins Sept. 7 on the road against the Seattle Seahawks.

With announcers beholden to their own schedules with other duties, five were identified as fill-ins for the 2025 season:

Guy Haberman: Served as the 49ers preseason television play-by-play with Ryan and was identified as the “primary fill-in.” Haberman has television play-by-play duties for the Big Ten Network and has worked extensively in the Bay Area as a radio host.

Justin Allegri: The voice of California football and men’s bas

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