RRF
RRF is used for transport projects like Rotterdam Rail Feeding, financial products such as real return funds, research initiatives in royalties or housing, and the military‑style Ready Reserve Force.
Medical
Miscellaneous
Rich Release Format
RailRoad Research Foundation
Registration Renewal Fee
Ridleybank Resistance Front
Ribosome Releasing Factor
Resource Recovery F
Residue Reduced Form
Royal Regiment of Fusiliers
Community
Residential Research Facility
Retirement Research Foundation
River Run Foundation
Rolling River Fest
Religious Research Foundation
Reading Reform Foundation
Riders Rights Foundation
Reformation and Revival Fellowship