Vendor directory
1,633 blocks registered in United Kingdom.
Page 7 of 17
Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.
Unique organizations1,364
Total blocks1,633
MA-L count809
MA-M count153
MA-S count370
IAB count293
CID count8
Total address capacity13,870,133,248
Last changed hereOct 7, 2026
Country reflects the address published in the IEEE registration record. It does not indicate where a device was manufactured, sold, located or currently used.
Largest organizations in United Kingdom
Organization
Prefix
Type
🇬🇧 FUNASSET LIMITED
00:40:5B:00:00:00 /24
MA-L
🇬🇧 Fusion Digital Technology
00:12:B9:00:00:00 /24
MA-L
🇬🇧 FX TECHNOLOGY LIMITED
0C:86:29:E0:00:00 /28
MA-M
🇬🇧 FX TECHNOLOGY LIMITED
70:B3:D5:FC:E0:00 /36
MA-S
🇬🇧 FYLDE MICRO LTD
94:E8:48:00:00:00 /24
MA-L
🇬🇧 G24 Power Limited
C4:9E:41:00:00:00 /24
MA-L
🇬🇧 G4S Monitoring Technologies Ltd
B4:4B:D6:00:00:00 /28
MA-M
🇬🇧 GAI-Tronics
00:17:AE:00:00:00 /24
MA-L
🇬🇧 Galleon Systems
D4:5A:B2:00:00:00 /24
MA-L
🇬🇧 Gardasoft VisionLimited
E4:4E:18:00:00:00 /24
MA-L
🇬🇧 Garrison Technology
50:FF:99:50:00:00 /28
MA-M
🇬🇧 GDX Technologies Ltd.
00:18:1E:00:00:00 /24
MA-L
🇬🇧 GE Aviation Cheltenham
70:B3:D5:52:B0:00 /36
MA-S
🇬🇧 GE Energy
00:D6:32:00:00:00 /24
MA-L
🇬🇧 GEC AVERY, LTD.
00:E0:8A:00:00:00 /24
MA-L
🇬🇧 Gemini Data Loggers (UK) Limited
0C:73:EB:00:00:00 /28
MA-M
🇬🇧 Gencoa Ltd
70:B3:D5:17:A0:00 /36
MA-S
🇬🇧 General Dynamics United Kingdom Ltd
00:14:B4:00:00:00 /24
MA-L
🇬🇧 General Engine Management Systems Ltd.
90:20:83:00:00:00 /24
MA-L
🇬🇧 Genetix Ltd
00:50:C2:58:60:00 /36
IAB
🇬🇧 GENRAD LTD.
00:50:2B:00:00:00 /24
MA-L
🇬🇧 Geoquip Ltd
00:50:C2:24:00:00 /36
IAB
🇬🇧 George Robotics Limited
48:4A:30:00:00:00 /24
MA-L
🇬🇧 George Wilson Industries Ltd
BA:30:54:00:00:00 /24
CID
🇬🇧 George Wilson Industries Ltd
70:B3:D5:48:A0:00 /36
MA-S
🇬🇧 GEW (EC) Ltd
08:4F:44:00:00:00 /24
MA-L
🇬🇧 Gigawave LTD
54:04:96:00:00:00 /24
MA-L
🇬🇧 Gill Instruments Ltd
00:1B:C5:0C:50:00 /36
MA-S
🇬🇧 Gizmondo Europe Ltd
00:12:85:00:00:00 /24
MA-L
🇬🇧 GJD Manufacturing
70:B3:D5:E2:50:00 /36
MA-S
🇬🇧 GJD Manufacturing
8C:1F:64:18:40:00 /36
MA-S
🇬🇧 GJD Manufacturing
8C:1F:64:6C:B0:00 /36
MA-S
🇬🇧 GJD Manufacturing
8C:1F:64:A0:70:00 /36
MA-S
🇬🇧 Glasson Electronics Ltd
8C:1F:64:C7:D0:00 /36
MA-S
🇬🇧 Glensound Electronics Ltd
00:22:03:00:00:00 /24
MA-L
🇬🇧 Global Design Solutions Ltd
1C:21:D1:B0:00:00 /28
MA-M
🇬🇧 Global Reach Technology
6A:9D:A4:00:00:00 /24
CID
🇬🇧 GlobalInvacom
8C:1F:64:5D:B0:00 /36
MA-S
🇬🇧 GlobalReach Technology EMEA Ltd
18:F5:8B:00:00:00 /24
MA-L
🇬🇧 GLT Exports Ltd
70:B3:D5:34:C0:00 /36
MA-S
🇬🇧 GMI Ltd
70:B3:D5:C9:30:00 /36
MA-S
🇬🇧 GMI Ltd
70:B3:D5:F0:30:00 /36
MA-S
🇬🇧 GMI Ltd
8C:1F:64:C6:20:00 /36
MA-S
🇬🇧 GN Netcom Ltd.
00:07:A4:00:00:00 /24
MA-L
🇬🇧 Gnodal Ltd
84:C7:27:00:00:00 /24
MA-L
🇬🇧 Gnutek Ltd.
00:50:C2:5D:F0:00 /36
IAB
🇬🇧 Golden River Traffic
00:50:C2:33:60:00 /36
IAB
🇬🇧 Golding Audio Ltd
70:B3:D5:45:40:00 /36
MA-S
🇬🇧 Golding Audio Ltd
8C:1F:64:39:A0:00 /36
MA-S
🇬🇧 Golding Audio Ltd
8C:1F:64:9C:60:00 /36
MA-S
🇬🇧 GoodBox
98:F9:C7:60:00:00 /28
MA-M
🇬🇧 Goodtech Worldwide LTD ,,mobitel''
8C:1F:64:FA:F0:00 /36
MA-S
🇬🇧 Grandeye Ltd
00:11:35:00:00:00 /24
MA-L
🇬🇧 Graphcore Ltd
70:69:79:20:00:00 /28
MA-M
🇬🇧 Graphcore Ltd
70:B3:D5:1B:30:00 /36
MA-S
🇬🇧 Green Access Ltd
70:B3:D5:B2:E0:00 /36
MA-S
🇬🇧 Green Access Ltd
8C:1F:64:87:80:00 /36
MA-S
🇬🇧 Green Energy Options Ltd
78:07:1C:00:00:00 /24
MA-L
🇬🇧 Green Energy Options Ltd
BC:6E:76:00:00:00 /24
MA-L
🇬🇧 Grosvenor Technology Ltd
00:50:C2:59:10:00 /36
IAB
🇬🇧 Ground Control Technologies UK Ltd.
80:A5:79:B0:00:00 /28
MA-M
🇬🇧 Group 4 Technology Ltd
00:15:BD:00:00:00 /24
MA-L
🇬🇧 Groupe Atlantic
4C:F1:9E:00:00:00 /24
MA-L
🇬🇧 GSM-SYNTEL, LTD.
00:A0:7F:00:00:00 /24
MA-L
🇬🇧 GSS Avionics Limited
00:50:C2:A6:70:00 /36
IAB
🇬🇧 Guardian Controls International Ltd
00:50:C2:1D:80:00 /36
IAB
🇬🇧 Guardian Controls International Ltd
70:B3:D5:01:60:00 /36
MA-S
🇬🇧 Guardian Controls International Ltd
70:B3:D5:71:00:00 /36
MA-S
🇬🇧 Guardian Controls International Ltd
8C:1F:64:26:60:00 /36
MA-S
🇬🇧 Guardian Controls International Ltd
8C:1F:64:7A:10:00 /36
MA-S
🇬🇧 Guidance Navigation Limited
00:50:C2:7A:70:00 /36
IAB
🇬🇧 Guidance Navigation Limited
70:B3:D5:E3:60:00 /36
MA-S
🇬🇧 Guralp Systems Limited
8C:59:3C:40:00:00 /28
MA-M
🇬🇧 Guralp Systems Limited
00:50:C2:40:50:00 /36
IAB
🇬🇧 GWD Media Limited
00:21:95:00:00:00 /24
MA-L
🇬🇧 H M Computing Limited
00:50:C2:18:40:00 /36
IAB
🇬🇧 H+S Polatis Ltd
F0:BD:2E:00:00:00 /24
MA-L
🇬🇧 H. BOLLMANN MANUFACTURERS, LTD
00:A0:92:00:00:00 /24
MA-L
🇬🇧 Hanover Displays Limited
18:67:3F:00:00:00 /24
MA-L
🇬🇧 Harland Simon plc
00:50:C2:F2:20:00 /36
IAB
🇬🇧 Harmony Fire Ltd
8C:1F:64:08:10:00 /36
MA-S
🇬🇧 Harper Chalice Group Limited
00:50:C2:B0:90:00 /36
IAB
🇬🇧 Harvard Technology Ltd
70:B3:D5:56:A0:00 /36
MA-S
🇬🇧 Hay Systems Ltd
AC:E9:AA:00:00:00 /24
MA-L
🇬🇧 HDANYWHERE
38:B1:9E:20:00:00 /28
MA-M
🇬🇧 HDANYWHERE
70:B3:D5:60:E0:00 /36
MA-S
🇬🇧 HERO SYSTEMS, LTD.
00:E0:CC:00:00:00 /24
MA-L
🇬🇧 Hexagon Metrology Services Ltd.
58:47:CA:10:00:00 /28
MA-M
🇬🇧 HGL Dynamics
00:50:C2:E3:40:00 /36
IAB
🇬🇧 HGL Dynamics Ltd
70:B3:D5:02:10:00 /36
MA-S
🇬🇧 Hi Tech Systems Ltd
70:B3:D5:4B:40:00 /36
MA-S
🇬🇧 HIGH LEVEL HARDWARE
00:00:FD:00:00:00 /24
MA-L
🇬🇧 Highlight Parking Systems Ltd
00:50:C2:BC:D0:00 /36
IAB
🇬🇧 Highrail Systems Limited
00:50:C2:7D:30:00 /36
IAB
🇬🇧 HiHi Ltd
1C:FD:08:20:00:00 /28
MA-M
🇬🇧 Hildebrand Technology Limited
70:B3:D5:21:E0:00 /36
MA-S
🇬🇧 Hive
00:1C:2B:00:00:00 /24
MA-L
🇬🇧 Hive Internet, Ltd.
00:04:92:00:00:00 /24
MA-L
🇬🇧 Hive Media Control
74:25:84:40:00:00 /28
MA-M
🇬🇧 HME Clear-Com LTD.
00:0E:98:00:00:00 /24
MA-L