666
- 666 (Aphrodite's Child album)
- 666 (Billy Talent album)
- 666 (Hyde album)
- 666 (band)
- 666 (number)
- 666 ABC Canberra
- 666 BC
- 666 Desdemona
- 666 Fifth Avenue
- 666 Park Avenue
- 667 (disambiguation)
- A666 road
- AD 666
- Amerado (musician)
- Bestia 666
- Damián 666
- Hebrews (album)
- Hexakosioihexekontahexaphobia
- Hyde (musician)
- John Thompson Productions
- List of highways numbered 666
- Metal on Metal
- Old 666
- Pennsylvania Route 666
- Sleep Chamber
- Three 6 Mafia
- U.S. Route 666
- Wrestling of Darkness 666