| Millennium: | 3rd Millennium BC |
|---|---|
| Centuries: | 27th cent. BC – 26th cent. BC – 25th cent. BC |
| Decades: | 2620s BC 2610s BC 2600s BC – 2590s BC – 2580s BC 2570s BC 2560s BC |
| Years: | 2599 BC 2598 BC 2597 BC – 2596 BC – 2595 BC 2594 BC 2593 BC |
| Gregorian calendar | 2596 MMDXCVI |
| Ab urbe condita | 3349 |
| Armenian calendar | 2045 ԹՎ ՍԽԵ |
| Assyrian calendar | 7346 |
| Bahá'í calendar | 752–753 |
| Bengali calendar | 2003 |
| Berber calendar | 3546 |
| British Regnal year | N/A |
| Buddhist calendar | 3140 |
| Burmese calendar | 1958 |
| Byzantine calendar | 8104–8105 |
| Chinese calendar | 乙亥年 (Wood Pig) 5292 or 5232 — to — 丙子年 (Fire Rat) 5293 or 5233 |
| Coptic calendar | 2312–2313 |
| Discordian calendar | 3762 |
| Ethiopian calendar | 2588–2589 |
| Hebrew calendar | 6356–6357 |
| Hindu calendars | |
| - Vikram Samvat | 2652–2653 |
| - Shaka Samvat | 2517–2518 |
| - Kali Yuga | 5696–5697 |
| Holocene calendar | 12596 |
| Igbo calendar | 1596–1597 |
| Iranian calendar | 1974–1975 |
| Islamic calendar | 2035–2036 |
| Japanese calendar | Heisei 608 (平成６０８年) |
| Javanese calendar | 2546–2547 |
| Juche calendar | 685 |
| Julian calendar | Gregorian minus 17 days |
| Korean calendar | 4929 |
| Minguo calendar | ROC 685 民國685年 |
| Nanakshahi calendar | 1128 |
| Thai solar calendar | 3139 |
| Unix time | 19754668800–19786291199 |
The year 2596 BC