Vendor directory
3,518 blocks registered in South Korea.
Page 2 of 36
Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.
Unique organizations2,192
Total blocks3,518
MA-L count2,790
MA-M count244
MA-S count340
IAB count137
CID count7
Total address capacity47,183,679,488
Last changed hereSep 26, 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 South Korea
| Organization | Blocks |
|---|---|
| Samsung Electronics Co.,Ltd | 903 |
| LG Electronics (Mobile Communications) | 77 |
| LG Innotek | 50 |
| LG Electronics | 37 |
| HUMAX Co., Ltd. | 31 |
| KST technology | 20 |
| OHSUNG | 16 |
| Kaon Group Co., Ltd. | 13 |
| SAMSUNG ELECTRO MECHANICS CO., LTD. | 12 |
| EFM Networks | 8 |
Organization
Prefix
Type
🇰🇷 ART System Co., Ltd.
00:21:CA:00:00:00 /24
MA-L
🇰🇷 ART WARE Telecommunication Co., Ltd.
00:0A:1F:00:00:00 /24
MA-L
🇰🇷 ART&CORE Inc
CC:1B:E0:B0:00:00 /28
MA-M
🇰🇷 Artech Electronics
00:14:FE:00:00:00 /24
MA-L
🇰🇷 Artnix Inc.
00:0A:2F:00:00:00 /24
MA-L
🇰🇷 ASA SYSTEMS
00:08:C0:00:00:00 /24
MA-L
🇰🇷 ASIA ELECTRONICS CO.,LTD
00:18:1D:00:00:00 /24
MA-L
🇰🇷 Asia Pacific Satellite Coummunication Inc.
70:B3:D5:C8:B0:00 /36
MA-S
🇰🇷 Asia Pacific Satellite Industries Co., Ltd.
00:1A:B1:00:00:00 /24
MA-L
🇰🇷 ASIANA IDT
00:50:C2:7A:60:00 /36
IAB
🇰🇷 ASITEQ
00:26:E0:00:00:00 /24
MA-L
🇰🇷 ASPT, INC.
70:B3:D5:19:20:00 /36
MA-S
🇰🇷 Assa
20:85:8C:00:00:00 /24
MA-L
🇰🇷 ASSA ABLOY Korea Co., Ltd iRevo
98:1B:B5:00:00:00 /24
MA-L
🇰🇷 ASSA ABLOY Korea Co., Ltd Unilock
14:A1:BF:00:00:00 /24
MA-L
🇰🇷 ASTEL Inc.
00:19:19:00:00:00 /24
MA-L
🇰🇷 ATAW Co., Ltd.
AC:14:61:00:00:00 /24
MA-L
🇰🇷 ATBiS Co.,Ltd
70:B3:D5:C2:F0:00 /36
MA-S
🇰🇷 ATECH SYSTEM
00:90:84:00:00:00 /24
MA-L
🇰🇷 Atek Co, Ltd.
00:07:DC:00:00:00 /24
MA-L
🇰🇷 ATION Corporation
70:B3:D5:32:C0:00 /36
MA-S
🇰🇷 ATLAS LINK INC.
00:1E:B8:00:00:00 /24
MA-L
🇰🇷 atrium c and i
00:0E:4B:00:00:00 /24
MA-L
🇰🇷 ATsens
78:78:35:00:00:00 /28
MA-M
🇰🇷 Aurender Inc.
D8:00:93:00:00:00 /24
MA-L
🇰🇷 Auto Industrial Co., Ltd.
08:76:95:00:00:00 /24
MA-L
🇰🇷 Autobase
FC:1D:84:00:00:00 /24
MA-L
🇰🇷 AUTOIT
38:8E:7A:00:00:00 /24
MA-L
🇰🇷 AUTONICS CORPORATION
58:E8:08:00:00:00 /24
MA-L
🇰🇷 Autosys
00:04:26:00:00:00 /24
MA-L
🇰🇷 AUTOTELENET CO.,LTD
00:15:B0:00:00:00 /24
MA-L
🇰🇷 AUTOVISION Co., Ltd
00:26:71:00:00:00 /24
MA-L
🇰🇷 Avantis.Co.,Ltd
00:1B:29:00:00:00 /24
MA-L
🇰🇷 Avikus Co., Ltd
3C:CB:4D:00:00:00 /24
MA-L
🇰🇷 Aviv Infocom Co, Ltd.
00:02:49:00:00:00 /24
MA-L
🇰🇷 Avotek corporation
88:E6:03:00:00:00 /24
MA-L
🇰🇷 awayfrom
9C:9E:03:00:00:00 /24
MA-L
🇰🇷 AWCER Ltd.
EC:43:E6:00:00:00 /24
MA-L
🇰🇷 AXAN Networks
F8:D3:A9:00:00:00 /24
MA-L
🇰🇷 Axion Technologies Inc.
B4:9D:B4:00:00:00 /24
MA-L
🇰🇷 AZIO TECHNOLOGY CO.
00:50:C2:19:A0:00 /36
IAB
🇰🇷 B&S MEDIA Co., LTD.
00:50:C2:6C:80:00 /36
IAB
🇰🇷 B&Tech System Inc.
00:09:2E:00:00:00 /24
MA-L
🇰🇷 B-KYUNG SYSTEM Co.,Ltd.
00:15:9C:00:00:00 /24
MA-L
🇰🇷 BADA SYSTEM co., Ltd
0C:86:29:20:00:00 /28
MA-M
🇰🇷 BAEKCHUN I&C Co., Ltd.
40:9F:C7:00:00:00 /24
MA-L
🇰🇷 Bando electronic communication Co.Lltd
00:50:C2:6E:90:00 /36
IAB
🇰🇷 BANGJOO Co., Ltd.
08:26:AE:40:00:00 /28
MA-M
🇰🇷 Barun Electronics
C8:29:2A:00:00:00 /24
MA-L
🇰🇷 BBB Inc.
40:F3:85:E0:00:00 /28
MA-M
🇰🇷 BBMC Co.,Ltd
84:ED:33:00:00:00 /24
MA-L
🇰🇷 BCMTECH
8C:1F:64:17:F0:00 /36
MA-S
🇰🇷 BCMTECH
8C:1F:64:94:C0:00 /36
MA-S
🇰🇷 Beacon Inc
68:98:61:00:00:00 /24
MA-L
🇰🇷 Becon Technologies Co,.Ltd.
1C:B8:57:00:00:00 /24
MA-L
🇰🇷 Befs co,. ltd
E8:00:36:00:00:00 /24
MA-L
🇰🇷 Belco International Co.,Ltd.
00:12:F4:00:00:00 /24
MA-L
🇰🇷 Benein, Inc
00:23:DC:00:00:00 /24
MA-L
🇰🇷 BEST
8C:1F:64:0A:20:00 /36
MA-S
🇰🇷 BEST TECHNOLOGY CO., LTD.
00:01:5E:00:00:00 /24
MA-L
🇰🇷 BeSTAR Corporation
E0:B6:F5:00:00:00 /28
MA-M
🇰🇷 BEUPSYS
48:E6:C6:E0:00:00 /28
MA-M
🇰🇷 Beyless
9C:90:19:00:00:00 /24
MA-L
🇰🇷 Beyondwiz Co., Ltd.
00:19:1E:00:00:00 /24
MA-L
🇰🇷 BG T&A
B8:92:1D:00:00:00 /24
MA-L
🇰🇷 BG T&A CO.
6C:27:C8:D0:00:00 /28
MA-M
🇰🇷 BIGHOUSE.,INC.
70:B3:D5:B8:00:00 /36
MA-S
🇰🇷 BIO SOUND LAB CO., LTD.
10:C5:86:00:00:00 /24
MA-L
🇰🇷 biokeysystem
00:50:C2:34:60:00 /36
IAB
🇰🇷 Bionet Co., Ltd.
00:02:BD:00:00:00 /24
MA-L
🇰🇷 Bionics Corp.
A4:DA:3F:00:00:00 /24
MA-L
🇰🇷 Biosoundlab Co., Ltd.
9C:BE:E0:00:00:00 /24
MA-L
🇰🇷 Biospace Co., Ltd.
00:13:61:00:00:00 /24
MA-L
🇰🇷 BISTOS.,Co.,Ltd
70:B3:D5:97:F0:00 /36
MA-S
🇰🇷 bistos.co.ltd
74:1A:E0:C0:00:00 /28
MA-M
🇰🇷 bitbee Inc
A0:02:4A:D0:00:00 /28
MA-M
🇰🇷 Bitel Co., Ltd.
08:11:5E:00:00:00 /24
MA-L
🇰🇷 BITNETWORKS CO.,LTD
88:62:5D:00:00:00 /24
MA-L
🇰🇷 bitsensing Inc.
90:E2:FC:80:00:00 /28
MA-M
🇰🇷 BitsGen Co., Ltd.
00:19:26:00:00:00 /24
MA-L
🇰🇷 BIXOLON CO.,LTD
00:15:94:00:00:00 /24
MA-L
🇰🇷 BK LAB
8C:1F:64:F8:C0:00 /36
MA-S
🇰🇷 BK Networks Co,. Ltd.
80:02:F4:00:00:00 /28
MA-M
🇰🇷 Bless Information & Communications Co., Ltd
3C:A3:15:00:00:00 /24
MA-L
🇰🇷 BLT Co
88:01:18:00:00:00 /24
MA-L
🇰🇷 Bluebird Soft Inc.
00:16:7F:00:00:00 /24
MA-L
🇰🇷 BlueBite
F4:C0:2F:00:00:00 /24
MA-L
🇰🇷 BLUECOM
B8:AD:3E:00:00:00 /24
MA-L
🇰🇷 BLUECOM
B8:F8:BE:00:00:00 /24
MA-L
🇰🇷 BlueKorea Co., Ltd.
00:08:FD:00:00:00 /24
MA-L
🇰🇷 BlueN
C4:4E:1F:00:00:00 /24
MA-L
🇰🇷 BlueWINC Co., Ltd.
00:09:C9:00:00:00 /24
MA-L
🇰🇷 BNB
8C:1F:64:0B:E0:00 /36
MA-S
🇰🇷 BnB Information Technology
8C:1F:64:3E:E0:00 /36
MA-S
🇰🇷 BnCOM Co.,Ltd
74:F0:7D:00:00:00 /24
MA-L
🇰🇷 BND Co., Ltd.
F4:44:50:00:00:00 /24
MA-L
🇰🇷 BNTECHNOLOGY Co., Ltd.
00:06:BD:00:00:00 /24
MA-L
🇰🇷 BOAZ Inc.
00:14:47:00:00:00 /24
MA-L
🇰🇷 Bobeesc Co.
8C:1F:64:DF:B0:00 /36
MA-S
🇰🇷 Boditech Med
2C:79:3D:00:00:00 /24
MA-L