| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:0F:86 | MA-L | 16.8 million | 1 Apr 2005 | BlackBerry RTS |
| 00:1C:CC | MA-L | 16.8 million | 16 Jun 2007 | BlackBerry RTS |
| 94:EB:CD | MA-L | 16.8 million | 13 Jan 2013 | BlackBerry RTS |
Former Research In Motion Limited MAC address blocks
The IEEE registry once carried 3 blocks registered to Research In Motion Limited. All 3 blocks are now registered to BlackBerry RTS. BlackBerry RTS took over all of them.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.