| Millennium: | 1st millennium |
| Centuries: | 6th century – 7th century – 8th century |
| Decades: | 640s 650s 660s – 670s – 680s 690s 700s |
| Years: | 670 671 672 673 674 675 676 677 678 679 |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |
The 670s decade ran from January 1, 670 to December 31, 679.