| 1.
| KT FREETEL CO., LTD. |
🇰🇷 SEOUL, South Korea |
4 |
| 2.
| KT FREETEL Co., Ltd. |
🇰🇷 , South Korea |
5 |
| 3.
| KTF CORPORATION |
🇯🇵 Tokyo, Japan |
9 |
| 4.
| KTF TECHNOLOGIES, INC. |
🇰🇷 Seongnam, South Korea |
1 |
| 5.
| KTF Technologies, Inc. |
🇰🇷 Kyunggi-Do, South Korea |
1 |
| 6.
| KTF TECHNOLOGIES, INC. |
🇰🇷 Seongnam-si, South Korea |
1 |
| 7.
| KTFREETEL CO., LTD. |
🇰🇷 Seoul, South Korea |
63 |
| 8.
| KTFreetel Co., Ltd. |
🇰🇷 , South Korea |
30 |
| 9.
| KTFREETEL CO., LTD. |
🇰🇷 SONGPA-GU, SEOUL, South Korea |
1 |
| 10.
| KTFREETEL CO., LTD. |
🇰🇷 SONGPA-GU, South Korea |
1 |
| 11.
| KTFreetel Co.,Ltd. |
🇰🇷 Seoul, South Korea |
1 |