1) Jonestown is a hardcore band from Hamilton, New Zealand. Formed in early 2012, the band is currently in the process of releasing their self titled Demo.
2) Jonestown was an early-'90s punk/indie band, releasing several 7"-ers (including splits with J Church and Dog Faced Hermans) on labels such as Allied, C/Z, and Sympathy For The Record Industry.
3) Jonestown is a horrorcore crew from Lahti, Finland. They have released one self-published album, "Jonestown", in 2012. It includes 16 tracks. Their second album "Vaikutuksen Alasena" with 14 tracks was released in 2013.
They also have a a soundcloud account.