| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 670 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 670 DCLXX |
| Ab urbe condita | 1423 |
| Armenian calendar | 119 ԹՎ ՃԺԹ |
| Assyrian calendar | 5420 |
| Balinese saka calendar | 591–592 |
| Bengali calendar | 77 |
| Berber calendar | 1620 |
| Buddhist calendar | 1214 |
| Burmese calendar | 32 |
| Byzantine calendar | 6178–6179 |
| Chinese calendar | 己巳年 (Earth Snake) 3367 or 3160 — to — 庚午年 (Metal Horse) 3368 or 3161 |
| Coptic calendar | 386–387 |
| Discordian calendar | 1836 |
| Ethiopian calendar | 662–663 |
| Hebrew calendar | 4430–4431 |
| Hindu calendars | |
| - Vikram Samvat | 726–727 |
| - Shaka Samvat | 591–592 |
| - Kali Yuga | 3770–3771 |
| Holocene calendar | 10670 |
| Iranian calendar | 48–49 |
| Islamic calendar | 49–50 |
| Japanese calendar | Hakuchi 21 (白雉２１年) |
| Javanese calendar | 561–562 |
| Julian calendar | 670 DCLXX |
| Korean calendar | 3003 |
| Minguo calendar | 1242 before ROC 民前1242年 |
| Nanakshahi calendar | −798 |
| Seleucid era | 981/982 AG |
| Thai solar calendar | 1212–1213 |
| Tibetan calendar | 阴土蛇年 (female Earth-Snake) 796 or 415 or −357 — to — 阳金马年 (male Iron-Horse) 797 or 416 or −356 |
Year 670 (DCLXX) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar, the 670th year of the Common Era (CE) and Anno Domini (AD) designations, the 670th year of the 1st millennium, the 70th year of the 7th century, and the 1st year of the 670s decade. The denomination 670 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.