| Millennium: | 3rd Millennium BC |
|---|---|
| Centuries: | 24th cent. BC – 23rd cent. BC – 22nd cent. BC |
| Decades: | 2280s BC 2270s BC 2260s BC – 2250s BC – 2240s BC 2230s BC 2220s BC |
| Years: | 2261 BC 2260 BC 2259 BC – 2258 BC – 2257 BC 2256 BC 2255 BC |
| Gregorian calendar | 2258 MMCCLVIII |
| Ab urbe condita | 3011 |
| Armenian calendar | 1707 ԹՎ ՌՉԷ |
| Assyrian calendar | 7008 |
| Bahá'í calendar | 414–415 |
| Bengali calendar | 1665 |
| Berber calendar | 3208 |
| British Regnal year | N/A |
| Buddhist calendar | 2802 |
| Burmese calendar | 1620 |
| Byzantine calendar | 7766–7767 |
| Chinese calendar | 丁酉年 (Fire Rooster) 4954 or 4894 — to — 戊戌年 (Earth Dog) 4955 or 4895 |
| Coptic calendar | 1974–1975 |
| Discordian calendar | 3424 |
| Ethiopian calendar | 2250–2251 |
| Hebrew calendar | 6018–6019 |
| Hindu calendars | |
| - Vikram Samvat | 2314–2315 |
| - Shaka Samvat | 2179–2180 |
| - Kali Yuga | 5358–5359 |
| Holocene calendar | 12258 |
| Igbo calendar | 1258–1259 |
| Iranian calendar | 1636–1637 |
| Islamic calendar | 1686–1687 |
| Japanese calendar | Heisei 270 (平成２７０年) |
| Javanese calendar | 2198–2199 |
| Juche calendar | 347 |
| Julian calendar | Gregorian minus 15 days |
| Korean calendar | 4591 |
| Minguo calendar | ROC 347 民國347年 |
| Nanakshahi calendar | 790 |
| Thai solar calendar | 2801 |
| Unix time | 9088416000–9119951999 |
The year 2258 BC