Vendor directory
3,518 blocks registered in South Korea.
Page 3 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
🇰🇷 Bon Electro-Telecom Inc.
00:08:7E:00:00:00 /24
MA-L
🇰🇷 BONA TECHNOLOGY INC.
00:1A:0B:00:00:00 /24
MA-L
🇰🇷 Bosung Electronics Co., Ltd.
1C:AD:D1:00:00:00 /24
MA-L
🇰🇷 Bosung Hi-Net Co., Ltd.
00:03:5D:00:00:00 /24
MA-L
🇰🇷 BOSUNG POWERTEC CO.,LTD.
18:DF:B4:00:00:00 /24
MA-L
🇰🇷 Boyoung Tech
00:1F:BA:00:00:00 /24
MA-L
🇰🇷 Brain Tech Co., Ltd
00:50:C2:81:B0:00 /36
IAB
🇰🇷 Brain21, Inc.
00:07:C8:00:00:00 /24
MA-L
🇰🇷 Brans Technologies, Inc.
00:05:4D:00:00:00 /24
MA-L
🇰🇷 BRILLIANTTS CO., LTD
54:D9:E4:00:00:00 /24
MA-L
🇰🇷 brinfotec
C8:5C:E2:60:00:00 /28
MA-M
🇰🇷 BRIT Inc.
00:50:C2:47:F0:00 /36
IAB
🇰🇷 Broadcom Technologies
00:05:B5:00:00:00 /24
MA-L
🇰🇷 BroadMedia Co., Ltd.
80:E4:DA:60:00:00 /28
MA-M
🇰🇷 broadtek
8C:1F:64:40:70:00 /36
MA-S
🇰🇷 BSE CO.,LTD.
D0:6A:1F:00:00:00 /24
MA-L
🇰🇷 BSMediasoft Co., Ltd.
14:EB:33:00:00:00 /24
MA-L
🇰🇷 BSP Co., Ltd.
04:B4:66:00:00:00 /24
MA-L
🇰🇷 BT&COM CO.,LTD
B8:B1:C7:00:00:00 /24
MA-L
🇰🇷 BTB Korea INC
88:9C:A6:00:00:00 /24
MA-L
🇰🇷 BUHEUNG SYSTEM
DC:C6:22:00:00:00 /24
MA-L
🇰🇷 BUJEON ELECTRONICS Co,.Ltd
6C:14:14:00:00:00 /24
MA-L
🇰🇷 Bumjin C&L Co., Ltd.
38:B8:EB:00:00:00 /28
MA-M
🇰🇷 Buwon Technology
60:35:53:00:00:00 /24
MA-L
🇰🇷 Buyang Electronics Industrial Co., Ltd
00:18:81:00:00:00 /24
MA-L
🇰🇷 BUYANG ELECTRONICS INDUSTRIAL CO., LTD.
00:50:C2:4A:60:00 /36
IAB
🇰🇷 Buyang Electronics Industrial Co., Ltd.
00:50:C2:5C:A0:00 /36
IAB
🇰🇷 Buyang Electronics Industrial Co., Ltd.
00:50:C2:5D:40:00 /36
IAB
🇰🇷 Buyang Electronics Industrial Co., Ltd.
00:50:C2:5E:40:00 /36
IAB
🇰🇷 Buyang Electronics Industrial co.,Ltd.
00:50:C2:58:00:00 /36
IAB
🇰🇷 BYDA Co. Ltd.,
84:89:EC:70:00:00 /28
MA-M
🇰🇷 BYZERO
14:1F:BA:40:00:00 /28
MA-M
🇰🇷 C&I Technologies
00:09:3E:00:00:00 /24
MA-L
🇰🇷 C&S Technology
00:08:F2:00:00:00 /24
MA-L
🇰🇷 C-Kur TV Inc.
38:9F:5A:00:00:00 /24
MA-L
🇰🇷 C4Line
00:14:18:00:00:00 /24
MA-L
🇰🇷 CABLELOGIC Co., Ltd.
00:0F:57:00:00:00 /24
MA-L
🇰🇷 CallTechSolution Co.,Ltd
00:25:7F:00:00:00 /24
MA-L
🇰🇷 camtron industrial inc.
04:5D:56:00:00:00 /24
MA-L
🇰🇷 CANKO TECHNOLOGIES INC.
00:17:DB:00:00:00 /24
MA-L
🇰🇷 CANLAB CO., LTD.
D0:DA:24:70:00:00 /28
MA-M
🇰🇷 Canon Korea Inc.
00:0F:A0:00:00:00 /24
MA-L
🇰🇷 CanTops Co,.Ltd.
90:2C:FB:00:00:00 /24
MA-L
🇰🇷 Cap Co., Ltd.
00:13:23:00:00:00 /24
MA-L
🇰🇷 CareSix Inc.
EC:5B:CD:A0:00:00 /28
MA-M
🇰🇷 CARPOINT CO.,LTD
00:1C:DB:00:00:00 /24
MA-L
🇰🇷 CAS Corp.
00:09:15:00:00:00 /24
MA-L
🇰🇷 Case Information & Communications
00:50:C2:09:90:00 /36
IAB
🇰🇷 CAST Information Co., Ltd
00:16:F3:00:00:00 /24
MA-L
🇰🇷 castcore
8C:1F:64:20:40:00 /36
MA-S
🇰🇷 CCTV NEOTECH
38:C2:BA:00:00:00 /24
MA-L
🇰🇷 CDSTech
C0:EA:C3:80:00:00 /28
MA-M
🇰🇷 CeLa Link Corporation
E8:FD:E8:00:00:00 /24
MA-L
🇰🇷 CELIZION Inc.
5C:0C:BB:00:00:00 /24
MA-L
🇰🇷 Cellient Co., Ltd.
64:62:23:00:00:00 /24
MA-L
🇰🇷 Cellinx Systems Inc.
00:0A:61:00:00:00 /24
MA-L
🇰🇷 CELLTRON
4C:93:A6:E0:00:00 /28
MA-M
🇰🇷 CELOT Wireless Co., Ltd
FC:32:88:00:00:00 /24
MA-L
🇰🇷 CENITS Co., Ltd.
00:18:3B:00:00:00 /24
MA-L
🇰🇷 Central Network Solution Co., Ltd.
00:25:A6:00:00:00 /24
MA-L
🇰🇷 Ceron Tech Co.,LTD
00:50:C2:A9:10:00 /36
IAB
🇰🇷 CEYON TECHNOLOGY CO.,LTD.
00:16:02:00:00:00 /24
MA-L
🇰🇷 CHAHOO Limited
50:8D:6F:00:00:00 /24
MA-L
🇰🇷 CHASEO CONNECTOME
8C:1F:64:74:40:00 /36
MA-S
🇰🇷 CheckBill Co,Ltd.
70:B3:D5:07:90:00 /36
MA-S
🇰🇷 Checkbill Co,Ltd.
70:B3:D5:94:70:00 /36
MA-S
🇰🇷 cheilelectric
64:C1:7E:00:00:00 /24
MA-L
🇰🇷 Chemoptics Inc.
6C:9B:C0:00:00:00 /24
MA-L
🇰🇷 Chemtronics
3C:7A:C4:00:00:00 /24
MA-L
🇰🇷 CHIPSEN Co.,Ltd.
5C:F2:86:40:00:00 /28
MA-M
🇰🇷 CHIPSEN INC.
C8:C8:73:00:00:00 /24
MA-L
🇰🇷 CHOEUNENG
FC:61:79:40:00:00 /28
MA-M
🇰🇷 Chongho information & communications
00:0C:9C:00:00:00 /24
MA-L
🇰🇷 CHOUNG HWA TECH CO.,LTD
34:FE:1C:00:00:00 /24
MA-L
🇰🇷 choyang powertech
6C:5C:3D:C0:00:00 /28
MA-M
🇰🇷 CHRONOMEDIA
70:B3:D5:21:F0:00 /36
MA-S
🇰🇷 Chun-il Co.,Ltd.
04:AB:6A:00:00:00 /24
MA-L
🇰🇷 CHUNIL ELECTRIC IND., CO.
00:1A:8B:00:00:00 /24
MA-L
🇰🇷 CIMSYS Inc
00:11:22:00:00:00 /24
MA-L
🇰🇷 CL International
78:D8:00:E0:00:00 /28
MA-M
🇰🇷 CL International
70:B3:D5:AB:A0:00 /36
MA-S
🇰🇷 clabsys
E8:18:63:10:00:00 /28
MA-M
🇰🇷 CLARUS Korea Co., Ltd
F8:02:78:40:00:00 /28
MA-M
🇰🇷 CLCsoft co.
00:05:8F:00:00:00 /24
MA-L
🇰🇷 Clecell
70:B3:D5:56:50:00 /36
MA-S
🇰🇷 ClickTV
00:02:23:00:00:00 /24
MA-L
🇰🇷 Clipcomm, Inc.
00:07:88:00:00:00 /24
MA-L
🇰🇷 clk2.inc
C4:83:72:70:00:00 /28
MA-M
🇰🇷 clover Co,.Ltd
E8:F6:D7:C0:00:00 /28
MA-M
🇰🇷 CM PARTNER INC.
6C:A0:AF:00:00:00 /24
MA-L
🇰🇷 CMAX Wireless Co., Ltd.
CC:7A:30:00:00:00 /24
MA-L
🇰🇷 CMCNI Co., Ltd
A4:4F:3E:A0:00:00 /28
MA-M
🇰🇷 CMITECH
50:3F:98:00:00:00 /24
MA-L
🇰🇷 CMOTECH Co. Ltd.
00:1A:20:00:00:00 /24
MA-L
🇰🇷 CMR KOREA CO., LTD
4C:02:2E:00:00:00 /24
MA-L
🇰🇷 CNB Technology Inc.
00:1E:81:00:00:00 /24
MA-L
🇰🇷 CNDI CO.,LTD
68:79:12:20:00:00 /28
MA-M
🇰🇷 CobaltRay Co., Ltd
F0:D3:A7:00:00:00 /24
MA-L
🇰🇷 Cocess Telecom Co., Ltd.
00:02:6A:00:00:00 /24
MA-L
🇰🇷 CODESYSTEM Co.,Ltd
00:50:C2:C7:90:00 /36
IAB