| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| VIETTEL (CAMBODIA) PTE., LTD | 397,568 | 0 | 1 | 546 | |
| EZECOM CO., LTD. | 164,352 | 233 | 2 | 284 | |
| COGETEL Co., Ltd | 65,536 | 232 | 1 | 142 | |
| 4 | WiCAM Corporation Ltd. | 64,000 | 1.25 x 234 | 1 | 144 |
| 5 | Angkor Data Communication | 62,208 | 1.02 x 232 | 1 | 144 |
| 6 | NeocomISP Limited | 40,192 | 1.06 x 232 | 1 | 124 |
| 7 | S.I Group | 31,488 | 1.88 x 219 | 2 | 111 |
| 8 | Mega Truenet Communication Co., Ltd. | 24,576 | 0 | 1 | 63 |
| 9 | CityLink Corporation, LTD | 21,504 | 1.06 x 232 | 1 | 54 |
| 10 | Telecom Cambodia (T.C.) | 18,432 | 232 | 1 | 43 |
| 11 | Xinwei (Cambodia) Telecom Co. Ltd | 14,336 | 0 | 1 | 36 |
| 12 | SOUTH EAST ASIA TELECOM (Cambodia) Co., LTD | 13,312 | 0 | 1 | 37 |
| 13 | Camintel S.A | 12,544 | 232 | 1 | 32 |
| 14 | Telcotech Ltd | 10,240 | 232 | 1 | 22 |
| 15 | Smart Axiata Co., Ltd. | 9,984 | 1.83 x 229 | 2 | 53 |
| 16 | TURBOTECH CO., LTD. | 9,216 | 232 | 1 | 23 |
| 17 | CAMGSM Company Ltd | 8,448 | 0 | 1 | 33 |
| 18 | AKCTV Pte. Ltd. | 8,192 | 0 | 1 | 20 |
| 19 | Maximum Business Information Technology | 8,192 | 0 | 1 | 17 |
| 20 | REDLINK TELECOM Co., Ltd | 7,168 | 0 | 2 | 18 |