俄勒冈州的公民联盟(政治组织)

Obsessive Compulsive Anonymous强制性匿名 Overflow Channel Allocation溢流信道分配 Ontario Cattlemen’s Association Office Connect Analytics (IBM)分析(IBM)办公室接 Operational Capability Area (GIG IA architecture version 1.1)作战能力区(演唱会是建筑1.1版本) Ontario Chiropractic Association (Association Chiropratique de l'Ontario)安大略脊骨协会(协会Chiropratique de fixation 'Ontario) Overlapping Claim Area重叠认领 oculocutaneous albinism眼皮肤白化病 Offensive Counter Air进攻计数器的空气 Oceanic Control Area海洋管制区 Originating Case Agency案件代理。起源于 Organic Consumers Association有机消费者协会 Orlando Culinary Academy奥兰多烹饪 Original Controlling Authority原控制的权威 Ontario Citizens' Assembly安大略的市民大会