UDC

• Cameroon Democratic Union
• Central African Democratic Union
• Christian Democratic Union (Dominican Republic)
• Christian Democratic Union (Ecuador)
• Confederate States of America
• Democratic Union of Catalonia
• Nicaraguan Christian Democratic Union
• Swiss People's Party
• UDC Finance Limited
• USS Donald Cook (DDG-75)
• Uganda Development Corporation
• Umbrella for Democratic Change
• Unified Development Ordinance
• Union of Democratic Control
• Union of the Centre (1993)
• Union of the Centre (2002)
• United Daughters of the Confederacy
• Universal Decimal Classification
• Universal Serial Bus
• University Development Center
• University of A Coruña
• University of the District of Columbia
• Urban Development Corporation
• Urban District Council
• Utah Data Center
• Utah Department of Corrections
• Utility Data Center
• ZX Spectrum
• veteran
• zoning