Vendor directory
3,518 blocks registered in South Korea.
Page 13 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
🇰🇷 KOREA SPECTRAL PRODUCTS
70:B3:D5:F5:90:00 /36
MA-S
🇰🇷 Korea Telecom Internet Solutions (KTIS)
00:50:C2:93:10:00 /36
IAB
🇰🇷 koreabts
AC:E0:D6:00:00:00 /24
MA-L
🇰🇷 KOREALINK
00:50:C2:09:30:00 /36
IAB
🇰🇷 KORF Inc.
78:C2:C0:D0:00:00 /28
MA-M
🇰🇷 Korins Inc.
10:12:18:00:00:00 /24
MA-L
🇰🇷 KORTEK CORPORATION
98:27:82:70:00:00 /28
MA-M
🇰🇷 KORWIN CO., Ltd.
00:16:8D:00:00:00 /24
MA-L
🇰🇷 KOTT
00:05:A5:00:00:00 /24
MA-L
🇰🇷 Kprotech Co., Ltd.
00:15:3C:00:00:00 /24
MA-L
🇰🇷 KSIC
00:1D:FC:00:00:00 /24
MA-L
🇰🇷 KSP INC.
08:0F:FA:00:00:00 /24
MA-L
🇰🇷 KST technology
4C:AB:33:00:00:00 /24
MA-L
🇰🇷 KST Technology
00:50:C2:E0:80:00 /36
IAB
🇰🇷 KST technology
00:50:C2:FF:80:00 /36
IAB
🇰🇷 KST technology
40:D8:55:18:60:00 /36
IAB
🇰🇷 KST technology
70:B3:D5:01:20:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:0A:B0:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:20:B0:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:35:10:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:3D:B0:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:7F:40:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:86:10:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:8A:50:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:8B:B0:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:C0:50:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:C8:D0:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:CB:30:00 /36
MA-S
🇰🇷 KST technology
70:B3:D5:F7:B0:00 /36
MA-S
🇰🇷 KST technology
8C:1F:64:08:40:00 /36
MA-S
🇰🇷 KST technology
8C:1F:64:17:40:00 /36
MA-S
🇰🇷 KST technology
8C:1F:64:DD:70:00 /36
MA-S
🇰🇷 KST technology
8C:1F:64:F8:40:00 /36
MA-S
🇰🇷 KST Technology Co., Ltd
00:50:C2:97:A0:00 /36
IAB
🇰🇷 KT&C Co., Ltd.
00:15:DC:00:00:00 /24
MA-L
🇰🇷 KTC(K-TEL)
4C:E1:73:D0:00:00 /28
MA-M
🇰🇷 KTF Technologies Inc.
00:17:C3:00:00:00 /24
MA-L
🇰🇷 KTIS CO., Ltd
44:8C:52:00:00:00 /24
MA-L
🇰🇷 KTNF
00:26:14:00:00:00 /24
MA-L
🇰🇷 KUK JE TONG SHIN Co.,LTD
00:21:25:00:00:00 /24
MA-L
🇰🇷 Kumho Electric Inc.
40:2B:69:00:00:00 /24
MA-L
🇰🇷 Kumho Electric, Inc.
00:50:C2:9E:60:00 /36
IAB
🇰🇷 KUMHO ENG CO.,LTD
00:1D:B4:00:00:00 /24
MA-L
🇰🇷 KUMI ELECTRONIC COMPONENTS
0C:CC:47:C0:00:00 /28
MA-M
🇰🇷 Kumoh Electronic Co, Ltd
00:07:CD:00:00:00 /24
MA-L
🇰🇷 Kumyoung.Co.Ltd
00:13:8C:00:00:00 /24
MA-L
🇰🇷 KWANG SUNG ELECTRONICS CO., LTD.
00:1C:B9:00:00:00 /24
MA-L
🇰🇷 KWANG WOO I&C CO.,LTD
00:15:A9:00:00:00 /24
MA-L
🇰🇷 KWANGSUNG ELECTRONICS KOREA CO.,LTD.
10:E6:8F:00:00:00 /24
MA-L
🇰🇷 KWANGWON TECH CO., LTD.
70:4E:01:00:00:00 /24
MA-L
🇰🇷 Kyeungin CNS Co., Ltd.
E0:91:3C:00:00:00 /24
MA-L
🇰🇷 KyongBo Electric Co., Ltd.
C4:FF:BC:C0:00:00 /28
MA-M
🇰🇷 KYS,INC
70:B3:D5:5E:A0:00 /36
MA-S
🇰🇷 KYTRONICS
10:06:48:10:00:00 /28
MA-M
🇰🇷 kyung il
00:15:AE:00:00:00 /24
MA-L
🇰🇷 Kyung In Electronics
34:28:44:00:00:00 /24
MA-L
🇰🇷 Kyung In Electronics
A0:3B:01:00:00:00 /24
MA-L
🇰🇷 Kyung In Electronics
A0:22:4E:00:00:00 /28
MA-M
🇰🇷 KyungDong One Co., Ltd.
F0:15:A0:00:00:00 /24
MA-L
🇰🇷 KYUNGWOO.SYSTEM, INC.
48:6F:33:00:00:00 /24
MA-L
🇰🇷 L-LIGHT Co., Ltd.
24:86:25:C0:00:00 /28
MA-M
🇰🇷 L-signature
8C:1F:64:83:D0:00 /36
MA-S
🇰🇷 L-TECH CORPORATION
18:BD:AD:00:00:00 /24
MA-L
🇰🇷 Lab241 Co.,Ltd.
F4:97:9D:C0:00:00 /28
MA-M
🇰🇷 Lab241 Co.,Ltd.
70:B3:D5:21:B0:00 /36
MA-S
🇰🇷 Lampus Co, Ltd.
00:02:45:00:00:00 /24
MA-L
🇰🇷 LANBIRD TECHNOLOGY CO., LTD.
00:D0:A6:00:00:00 /24
MA-L
🇰🇷 Lantis co., LTD.
28:14:71:00:00:00 /24
MA-L
🇰🇷 LANVOICE
00:09:AC:00:00:00 /24
MA-L
🇰🇷 LAON TECHNOLOGY CO., LTD.
18:32:A2:00:00:00 /24
MA-L
🇰🇷 LaonPeople
10:00:FD:00:00:00 /24
MA-L
🇰🇷 Laonz Co.,Ltd
A8:3F:A1:C0:00:00 /28
MA-M
🇰🇷 LE INFORMATION COMMUNICATION INC.
00:08:93:00:00:00 /24
MA-L
🇰🇷 LEADER COMM.CO., LTD
00:05:60:00:00:00 /24
MA-L
🇰🇷 leerang corporation
68:2C:4F:00:00:00 /24
MA-L
🇰🇷 LEETEK
28:F4:9B:00:00:00 /24
MA-L
🇰🇷 LENECO
00:15:1C:00:00:00 /24
MA-L
🇰🇷 LENUS Co., Ltd.
64:4F:74:00:00:00 /24
MA-L
🇰🇷 LETEK Communications Inc.
00:0C:98:00:00:00 /24
MA-L
🇰🇷 LG Chem
F0:18:2B:00:00:00 /24
MA-L
🇰🇷 LG CNS
B0:98:9F:00:00:00 /24
MA-L
🇰🇷 LG CNS
1C:21:D1:A0:00:00 /28
MA-M
🇰🇷 LG Display
3C:E6:24:00:00:00 /24
MA-L
🇰🇷 LG Electronics
00:A1:59:00:00:00 /24
MA-L
🇰🇷 LG Electronics
00:E0:91:00:00:00 /24
MA-L
🇰🇷 LG Electronics
14:C9:13:00:00:00 /24
MA-L
🇰🇷 LG Electronics
20:17:42:00:00:00 /24
MA-L
🇰🇷 LG Electronics
30:0E:B8:00:00:00 /24
MA-L
🇰🇷 LG Electronics
30:B4:B8:00:00:00 /24
MA-L
🇰🇷 LG Electronics
38:8C:50:00:00:00 /24
MA-L
🇰🇷 LG Electronics
40:53:8C:00:00:00 /24
MA-L
🇰🇷 LG Electronics
58:96:0A:00:00:00 /24
MA-L
🇰🇷 LG Electronics
58:FD:B1:00:00:00 /24
MA-L
🇰🇷 LG Electronics
60:75:6C:00:00:00 /24
MA-L
🇰🇷 LG Electronics
64:95:6C:00:00:00 /24
MA-L
🇰🇷 LG Electronics
64:E4:A5:00:00:00 /24
MA-L
🇰🇷 LG Electronics
6C:D0:32:00:00:00 /24
MA-L
🇰🇷 LG Electronics
74:C1:7E:00:00:00 /24
MA-L
🇰🇷 LG Electronics
74:E6:B8:00:00:00 /24
MA-L
🇰🇷 LG Electronics
78:5D:C8:00:00:00 /24
MA-L