List of the top 20 organizations with the largest IP allocations in Vietnam
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| VNPT Corp | 23,920,640 | 1.65 x 233 | 1 | 4,401 | |
| Viettel Group | 19,301,920 | 1.53 x 235 | 1 | 8,137 | |
| FPT Telecom Company | 6,211,894 | 1.1 x 235 | 1 | 8,509 | |
| 4 | Viettel Corporation | 480,000 | 0 | 1 | 287 |
| 5 | SaiGon Tourist cable Televition Company | 377,344 | 232 | 1 | 72 |
| 6 | CMC Telecom Infrastructure Company | 219,136 | 1.43 x 232 | 3 | 585 |
| 7 | VIETNAM POSTS AND TELECOMMUNICATIONS GROUP | 191,488 | 1.49 x 224 | 1 | 395 |
| 8 | Sai gon Postel Corporation | 131,328 | 232 | 1 | 207 |
| 9 | Netnam Company | 111,616 | 233 | 1 | 515 |
| 10 | MOBIFONE Corporation | 104,208 | 1.68 x 226 | 1 | 908 |
| 11 | Vietel - CHT Compamy Ltd | 93,696 | 1.13 x 231 | 1 | 166 |
| 12 | VNG Corporation | 84,992 | 232 | 1 | 128 |
| 13 | Global Data Service Joint Stock Company | 70,912 | 1.08 x 232 | 1 | 66 |
| 14 | Quang Trung Software City Development Company | 58,112 | 1.02 x 232 | 1 | 109 |
| 15 | FPT Smart Cloud Company Limited | 57,171 | 233 | 1 | 262 |
| 16 | VTC DIGICOM | 56,573 | 1.06 x 232 | 1 | 263 |
| 17 | Hanoi Telecom Joint Stock Company - HCMC Branch | 54,016 | 218 | 1 | 118 |
| 18 | SUPERDATA-VN | 47,104 | 217 | 1 | 101 |
| 19 | VIET DIGITAL TECHNOLOGY LIABILITY COMPANY | 37,782 | 216 | 1 | 222 |
| 20 | Vietnam Posts and Telecommunications (VNPT) | 27,648 | 0 | 1 | 80 |