OTCA

AcronymDefinition
OTCAOrganização do Tratado de Cooperação Amazônica (Portuguese: Amazon Cooperation Treaty Organization)
OTCAOld Town Commercial Association (Lansing, MI)
OTCAOverseas Technical Cooperation Agency (est. 1962; Japan)
OTCAOttawa Tourism and Convention Authority (Canada)
OTCAOmnibus Trade and Competitiveness Act of 1988
OTCAOffice of Technical and Customer Assistance (Rhode Island)
OTCAL-2-oxothiazolidine-4-carboxylic acid