What does OFA stand for?

Fairfield County District Library, Lancaster, OH - OCLC symbol (OCLC)

Floral City Airboat Co., Inc., Floral City, FL - Manufacturer code for watercraft hull identification number (USCG)

Object Free Area - FAA (TAG)

Odell Family Association (EA)

Office for the Aging (BARN)

Office of Family Assistance - Department of Health and Human Services (GFGA)

Office of Federal Activities - Environmental Protection Agency (GFGA)

Office of Financial Analysis - Department of the Treasury

Office of Flight Assurance (SAUS)

Oficina Alemania - Chile - Seismograph station code, US Geological Survey (SEIS)

O'Hare Family Association (EA)

Ohio Florists' Association (EARSL)

Oil-Immersed Forced-Air-Cooled - Transformer (IEEE)

Oklahoma Forestry Association (WPI)

Old Farmers Almanac (SAUS)

Old Folks Association (AD)

Omnite Fuel Additive (SAUS)

Oncofetal Antigen - Immunology

Ontario Federation of Agriculture - Canada

Ontario Film Association - Canada (BUAC)

Optimal Flexible Architecture (SAUS)

Optimized Fuel Assembly - Nuclear energy (NRCH)

Order for Assignment - Military (CAAL)

Organic Food Alliance (EA)

Organization of Flying Adjusters (NTPA)

Organized Flying Adjusters (EA)

Orienteering Federation of Australia

Oronite Fuel Additive

Orphan Foundation of America (EA)

Orthopedic Foundation for Animals (EA)

Other Federal Agencies (ABAC)

Over Fifties Association - Australia

Over Fire Air - Combustion technology

Overseas Family Allowance - British military (DMA)

Owen Family Association (EA)

Oxygenated Fuels Association (EA)