| VDC |
6485 |
| Viettel Corporation |
4732 |
| FPT Telecom Company |
2084 |
| FPT Telecom |
297 |
| VTTC Co., LTD |
225 |
| CMC Telecom Infrastructure Company |
178 |
| Corporation for Financing and Promoting Technology |
170 |
| Vietnam Posts and Telecommunications Corp (VNPT) |
136 |
| Vietnam Posts And Telecommunications Group |
65 |
| Vietnam Posts and Telecommunications (VNPT) |
58 |
| Dai IP dong su dung cho ket noi xDSL |
49 |
| Viettel Group |
46 |
| Mobifone Global JSC |
45 |
| Netnam Corporation |
23 |
| Vietnam F Tech., JSC |
21 |
| Hanel Communication JSC |
15 |
| NhanHoa Software company |
13 |
| layer 2 -Customer Nework of VTDC |
13 |
| VTC Multimedia Corporation |
12 |
| Lo VP1, phuong Yen Hoa, Cau Giay, HaNoi |
11 |
| Viettel-CHT Company Ltd |
10 |
| SaiGon Tourist cable Televition Company |
9 |
| Vietnam Posts and Telecommunications(VNPT) |
9 |
| Cty co phan ha tang vien thong CMC |
8 |
| CMC Telecommunications Services Company |
7 |
| HT Mobile Communication Center |
7 |
| VTC- Multimedia Corporation |
6 |
| Vietnam Telecom and Technology Solution Joint Stoc |
5 |
| Vietnamobile Telecommunications Joint Stock Compan |
5 |
| SaiGon Tourist Cable Television |
5 |
| Vietel - CHT Compamy |
3 |
| Mobifone Information Technology Center |
3 |
| Mobifone-vn |
3 |
| CMC Telecom Service Company |
3 |
| BachKim Network solutions jsc |
3 |
| Chi nhanh MienBac-Cong ty CP Ha Tang Vien Thong CM |
2 |
| Digital Communications Company |
2 |
| Ha Noi Telecom Mobile Center |
2 |
| The Corporation for Financing and Promoting Techno |
2 |
| VTC Wireless Broadband Company |
2 |
| VTC - Multimedia Corporation |
2 |
| Vtc Digicom |
2 |
| Viettel-CHT Company |
1 |
| North Power Company |
1 |
| MOBIFONE Corporation |
1 |
| Hanoi Telecom Corporation |
1 |
| Corp |
1 |
