| Red River of the North |
Geology |
RRN |
| Research Resource Network |
Non-Profit Organization |
RRN |
| Rapid Response Network |
Military |
RRN |
| Race Reports Net |
Media |
RRN |
| Routing Recording Number |
Telecommunication |
RRN |
| Rally Racing News |
Media |
RRN |
| Route Reestablishment Notification |
Computer Networking |
RRN |
| Rodeo Radio Network |
Sports |
RRN |
| Recovering Racists Network |
Community |
RRN |
| Rural Reconstruction Nepal |
Other |
RRN |
| Serra Norte, PA, Brazil |
Regional Airport Code |
RRN |
| Reality Radio Network |
Media |
RRN |
| Serra Norte |
Airport Code |
RRN |
