Hiện nay

1. RANSOMES
2. Revenue Anticipation Note
3. Royal Australian Navy
4. Random Number - also RN
5. Resident admission note
6. Regional Area Network
7. Remote Access Node
8. Rapid Automatized Naming
9. Radio Access Network
10. Ranitidine - also RNT and Rn
11. Ras-related nuclear protein
12. Regional Advanced Network
13. Regional Air Navigation
14. Request for Authority to Negotiate
15. Recorded Announcement Route