The Boston Celtics games are primarily broadcast on the radio station 98.5 The Sports Hub (WBZ-FM 98.5) , which is the official flagship station for Celtics basketball

. For local fans in New England, the Celtics Radio Network includes several affiliate stations across Massachusetts, New Hampshire, Maine, Rhode Island, and New York, ensuring broad regional coverage

. In addition to local radio, Celtics games are also available nationwide on SiriusXM , where you can listen to live play-by-play on specific channels dedicated to Celtics broadcasts during the NBA playoffs and regular season

. If there is a scheduling conflict with other Boston sports like the Bruins, some Celtics games may be moved to other stations such as 92.9 FM (Rock 92.9) or other affiliates in the network

Summary:

• Flagship station: 98.5 The Sports Hub (WBZ-FM 98.5)
• Regional affiliates: Multiple AM/FM stations across New England and New York
• National broadcast: SiriusXM (various channels during playoffs)
• Alternate station during conflicts: 92.9 FM (Rock 92.9) or other affiliates

This setup allows Celtics fans to listen to games live both locally and nationally