Old Parliament House (Canberra, ACT, Australia museum)旧国会(坎培拉,澳洲博物馆) One Person Health Sciences, Inc (Vancouver, BC, Canada)一个人健康科学、股份有限公司(温哥华,加拿大BC省首府) Office of Public Health办公室的公共卫生 Otto Petersen Haus (Aachen, Germany)奥托岑航房子(德国亚琛) Original Pancake House (restaurant chain)原煎饼(连锁餐厅) Operation Politically Homeless (Libertarian Party outreach program)聚会上(自由操作程序无家可归展) Orders Per Hour订单每小时 Old Police Headquarters (San Diego, CA)老警察总部(圣地亚哥,CA) Open Public Hearing公开听证会 Old People Home老人们回家 OphthamologistOphthamologist Organophosphorus Hydrolase有机磷化 Oxidized Polyvinyl Alcohol Hydrolase氧化聚乙烯醇化 Ophthalmologistn. 眼科医师 Other People's Hardware别人的硬件