| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:A0:D5 | MA-L | 16.8 million | 15 Sep 2018 | Sierra Wireless, ULC |
| 28:A3:31 | MA-L | 16.8 million | 20 Jan 2022 | Sierra Wireless, ULC |
| 64:CE:6E | MA-L | 16.8 million | 1 Jul 2019 | Sierra Wireless, ULC |
| 84:DB:2F | MA-L | 16.8 million | 15 Sep 2018 | Sierra Wireless, ULC |
| CC:93:4A | MA-L | 16.8 million | 6 Jan 2018 | Sierra Wireless, ULC |
Former Sierra Wireless MAC address blocks
The IEEE registry once carried 5 blocks registered to Sierra Wireless. All 5 blocks are now registered to Sierra Wireless, ULC. Sierra Wireless, ULC 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.