Indians' play-by-play with Tom Hamilton and Jim Rosenhaus, while in Chicago, WSCR (670) carried the Cubs' play-by-play with Pat Hughes, Ron Coomer, and Len Kasper. The affiliate stations of the teams' regional radio networks, however, were contractually obligated to carry the national ESPN Radio feed. ESPN Radio broadcast the 2017 World Series nationally in English, with Dan Shulman providing the play-by-play and Aaron Boone serving as color analyst. Marc Kestecher hosted the pre-game and post-game coverage along with analyst Chris Singleton and reporters Buster Olney and Tim Kurkjian. The ESPN Radio coverage was carried on affiliated stations throughout the United States and Canada, as well as online at ESPN.com and via the ESPN mobile app. Spanish-language coverage was provided by ESPN Deportes Radio, with Eduardo Ortega, Renato Bermúdez, José Francisco Rivera, and Orlando Hernández announcing. Locally, both teams' flagship radio stations broadcast the series with their regular announcers. Sportstalk 790 aired the English-language broadcast for the Houston area, with Robert Ford and Steve Sparks calling the games. In Los Angeles, AM 570 LA Sports aired the English-language broadcast, with Charley Steiner and Rick Monday announcing. In Spanish, Univision America 1020 carried the broadcast, with Jaime Jarrín and Jorge Jarrín on the call. In Korean, Radio Korea 1540 aired the series, with Richard Choi and Chong Ho Yim in the booth. – ESPN Radio broadcast the World Series in English for the 21st straight year. Dan Shulman called the play-by-play, with Chris Singleton serving as color analyst and Buster Olney as field reporter. Marc Kestecher hosted the pre-game and post-game coverage with Olney and Tim Kurkjian reporting. Jon Sciambi called the play-by-play for Game 5 due to Shulman developing laryngitis. ESPN Deportes Radio provided Spanish-language coverage of the Series. Eduardo Ortega called the play-by-play and Orlando Hernández, Renato Bermudez, and José Francisco Rivera served as analysts. Locally, both teams' flagship radio stations broadcast the series with their regular announcers, which were simulcast over SiriusXM radio. In Los Angeles, the broadcast was on AM 570 LA Sports with Charley Steiner and Rick Monday in English, on Univision America 1020 with Jaime Jarrín and Jorge Jarrín in Spanish, and on Radio Korea 1540 AM in Korean. The Red Sox broadcast was on WEEI 93.7 FM in English with Joe Castiglione, Tim Neverett and Lou Merloni, and in Spanish on WCCM 1490 AM with Uri Berenguer. – ESPN Radio broadcast the World Series for