| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:22:6A | MA-L | 16.8 million | US | 18 Jun 2008 |
| 00:40:84 | MA-L | 16.8 million | US | 8 Sep 2000 |
| 58:FC:C8 | MA-L | 16.8 million | US | 20 Oct 2023 |
| C4:EF:DA | MA-L | 16.8 million | US | 19 May 2022 |
| 30:09:F9:C | MA-M | 1 million | US | 13 May 2018 |
| 00:50:C2:53:E | IAB | 4.1 thousand | US | 30 Jul 2008 |
| 00:50:C2:61:6 | IAB | 4.1 thousand | US | 30 Jul 2008 |
| 00:50:C2:8F:9 | IAB | 4.1 thousand | US | 30 Jul 2008 |
| 00:50:C2:B0:B | IAB | 4.1 thousand | US | 2 Aug 2009 |
| 00:50:C2:C7:B | IAB | 4.1 thousand | US | 25 Apr 2010 |
| 00:50:C2:D9:5 | IAB | 4.1 thousand | US | 5 Jan 2011 |
| 00:50:C2:F5:5 | IAB | 4.1 thousand | US | 18 Mar 2012 |
| 40:D8:55:08:0 | IAB | 4.1 thousand | US | 20 Jan 2013 |
| 70:B3:D5:9A:7 | MA-S | 4.1 thousand | US | 2 Feb 2014 |
| 70:B3:D5:F4:D | MA-S | 4.1 thousand | US | 3 May 2015 |
| 70:B3:D5:F7:0 | MA-S | 4.1 thousand | US | 22 Jan 2017 |
Every block registered to Honeywell in the IEEE registries, complete. Free-text search also matches former owners.