| 666 | number of the beast |
| 668 | neighbor of the beast |
| DCLXVI | Roman numeral of the beast |
| 666.000 | number of the high-precision beast |
| 1010011 | binary number of the beast |
| $665.95 | retail price of the beast |
| $656.66 | Wal-Mart price of the beast |
| Phillips 666 | gasoline of the beast |
| Route 666 | way of the beast |
| 666 F | oven temperature for cooking roast beast |
| 666K | retirement plan of the beast |
| 666 mg | recommended daily requirement of beast |
| 6.66% | 6 year CD rate at First Beast Bank ($666 min deposit) |
| Lotus 6.66 | spreadsheet of the beast |
| Word 66.6 | word processor of the beast |
| 666i | BMW of the beast |
| 666.HG.6666 | URL of the beast |
| IAM 666 | License plate of the beast |
| WD-666 | spray lubricant of the beast |
| 66.6MHz | FM radio station of the beast |
| 666 KHz | AM radio station of the beast |