664 BC

Millennium:	1st millennium BC
Centuries:	8th century BC 7th century BC 6th century BC
Decades:	680s BC 670s BC 660s BC 650s BC 640s BC
Years:	667 BC 666 BC 665 BC 664 BC 663 BC 662 BC 661 BC

664 BC in various calendars
Gregorian calendar	664 BC DCLXIII BC
Ab urbe condita	90
Ancient Egypt era	XXVI dynasty, 1
- Pharaoh	Psamtik I, 1
Ancient Greek era	29th Olympiad (victor )¹
Assyrian calendar	4087
Bengali calendar	−1256
Berber calendar	287
Buddhist calendar	−119
Burmese calendar	−1301
Byzantine calendar	4845–4846
Chinese calendar	丙辰年 (Fire Dragon) 2033 or 1973 — to — 丁巳年 (Fire Snake) 2034 or 1974
Coptic calendar	−947 – −946
Discordian calendar	503
Ethiopian calendar	−671 – −670
Hebrew calendar	3097–3098
Hindu calendars
- Vikram Samvat	−607 – −606
- Shaka Samvat	N/A
- Kali Yuga	2437–2438
Holocene calendar	9337
Iranian calendar	1285 BP – 1284 BP
Islamic calendar	1324 BH – 1323 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1670
Minguo calendar	2575 before ROC 民前2575年
Nanakshahi calendar	−2131
Thai solar calendar	−121 – −120
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