| Years |
|---|
| Millennium |
| 1st millennium BC |
| Centuries |
| Decades |
| Years |
| 496 BC by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 496 BC CDXCV BC |
| Ab urbe condita | 258 |
| Ancient Egypt era | XXVII dynasty, 30 |
| - Pharaoh | Darius I of Persia, 26 |
| Ancient Greek era | 71st Olympiad (victor)¹ |
| Assyrian calendar | 4255 |
| Balinese saka calendar | N/A |
| Bengali calendar | −1088 |
| Berber calendar | 455 |
| Buddhist calendar | 49 |
| Burmese calendar | −1133 |
| Byzantine calendar | 5013–5014 |
| Chinese calendar | 甲辰年 (Wood Dragon) 2201 or 2141 — to — 乙巳年 (Wood Snake) 2202 or 2142 |
| Coptic calendar | −779 – −778 |
| Discordian calendar | 671 |
| Ethiopian calendar | −503 – −502 |
| Hebrew calendar | 3265–3266 |
| Hindu calendars | |
| - Vikram Samvat | −439 – −438 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2605–2606 |
| Holocene calendar | 9505 |
| Iranian calendar | 1117 BP – 1116 BP |
| Islamic calendar | 1151 BH – 1150 BH |
| Javanese calendar | N/A |
| Julian calendar | N/A |
| Korean calendar | 1838 |
| Minguo calendar | 2407 before ROC 民前2407年 |
| Nanakshahi calendar | −1963 |
| Thai solar calendar | 47–48 |
| Tibetan calendar | ཤིང་ཕོ་འབྲུག་ལོ་ (male Wood-Dragon) −369 or −750 or −1522 — to — ཤིང་མོ་སྦྲུལ་ལོ་ (female Wood-Snake) −368 or −749 or −1521 |
Year 496 BC was a year of the pre-Julian Roman calendar.