There is more than one artist with this name.
1) A Japanese electronic rock quartet formed in 2005.
2) A New York-based indie rock quartet formed in 2001.
1. A Japanese electronic rock quartet formed in 2005. The Telephones are Akira Ishige (石毛輝) - vocals, guitar, keyboard, Ryohei Nagashima (長島涼平) - bass & chorus, Nobuaki Okamoto (岡本伸明 ) - keyboard & chorus, and Seiji Matsumoto (松本誠治) - drums.

Read more about the telephones on Last.fm.