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 | 25,287,975 | 1.65 x 233 | 1 | 4,792 | |
| Viettel Group | 19,282,976 | 1.53 x 235 | 1 | 7,972 | |
| FPT Telecom Company | 6,143,491 | 1.1 x 235 | 1 | 8,060 | |
| 4 | Viettel Corporation | 502,016 | 0 | 1 | 300 |
| 5 | SaiGon Tourist cable Televition Company | 403,456 | 232 | 1 | 83 |
| 6 | CMC Telecom Infrastructure Company | 221,101 | 1.74 x 230 | 3 | 754 |
| 7 | VIETNAM POSTS AND TELECOMMUNICATIONS GROUP | 189,479 | 1.48 x 224 | 1 | 676 |
| 8 | Sai gon Postel Corporation | 114,176 | 0 | 1 | 86 |
| 9 | Netnam Company | 110,851 | 233 | 1 | 516 |
| 10 | MOBIFONE Corporation | 93,200 | 1.95 x 226 | 1 | 907 |
| 11 | Vietel - CHT Compamy Ltd | 84,736 | 1.13 x 231 | 1 | 129 |
| 12 | VNG Corporation | 83,712 | 232 | 1 | 123 |
| 13 | Global Data Service Joint Stock Company | 70,912 | 0 | 1 | 59 |
| 14 | Quang Trung Software City Development Company | 58,624 | 1.01 x 232 | 1 | 110 |
| 15 | Hanoi Telecom Joint Stock Company - HCMC Branch | 49,152 | 218 | 1 | 112 |
| 16 | VTC DIGICOM | 47,368 | 1.06 x 232 | 1 | 220 |
| 17 | VIET DIGITAL TECHNOLOGY LIABILITY COMPANY | 40,197 | 217 | 1 | 83 |
| 18 | FPT Smart Cloud Company Limited | 35,328 | 232 | 1 | 119 |
| 19 | ODS Joint Stock Company | 34,048 | 232 | 2 | 78 |
| 20 | SUPERDATA-VN | 32,768 | 217 | 1 | 45 |