Collection place
- Ocangalla (PV 69-29-31), Nazca Valley, Nazca Province1
- Occidental, Sonoma County, California1
- Occitanie, France75
- Oceania54,832
- Oceanside, San Diego County, California8
- Ochre Cave, Taungs Limeworks, North West Province13
- Ocosingo, Chiapas, Mexico1
- Ocotlan, Oaxaca, Mexico91
- Ocotlán, Tlaxcala, Mexico6
- Ocucaje District, Ica Valley, Ica Region1,130
- Ocucaje Site 35 (Pinilla), Ica Valley, Ica Region99
- Ocucaje Site A, Ocucaje District, Ica Valley73
- Ocucaje Site B (El Tambo), Ocucaje District, Ica Valley32
- Ocucaje Site C, Ocucaje District, Ica Valley127
- Ocucaje Site D, Ocucaje District, Ica Valley107
- Ocucaje Site E, Ocucaje District, Ica Valley76
- Ocucaje Site F (Cerro Blanco), Ocucaje District, Ica Valley246
- Ocucaje Site G, Ocucaje District, Ica Valley9
- Ocucaje Site H, Ocucaje District, Ica Valley51
- Ocucaje Site M, Ocucaje, Ica valley1