| 6801 | Открытые ресурсы (г. Киев) | 1 |
| 6802 | ОТМ Россия | 1 |
| 6803 | оура | 1 |
| 6804 | OUT.AGENCY | 1 |
| 6805 | Outlines Tech | 1 |
| 6806 | Outreach BRO | 1 |
| 6807 | OVERCLICK | 1 |
| 6808 | OWI Studio | 1 |
| 6809 | OWL agency | 1 |
| 6810 | OWL Agency | 1 |
| 6811 | Oxiv.ru | 1 |
| 6812 | OXY-marketing | 1 |
| 6813 | Oy-li Digital | 1 |
| 6814 | Ozhgibesov.net | 1 |
| 6815 | OZ INTERACTIVE | 1 |
| 6816 | PageFactory | 1 |
| 6817 | PageLab | 1 |
| 6818 | Palex Web | 1 |
| 6819 | Паллада Про | 1 |
| 6820 | PANAU | 1 |
| 6821 | PANDA Digital Group | 1 |
| 6822 | Panda Moscow | 1 |
| 6823 | Panda-Seo | 1 |
| 6824 | Panda Style | 1 |
| 6825 | Пандаворкс | 1 |
| 6826 | Pandora Research | 1 |
| 6827 | Панеглиф | 1 |
| 6828 | Papaton | 1 |
| 6829 | Папин сайт | 1 |
| 6830 | PARACVET | 1 |
| 6831 | PARAPIX — web & creative agency | 1 |
| 6832 | Parma | 1 |
| 6833 | Parsley Digital | 1 |
| 6834 | PARUS DIGITAL AGENCY | 1 |
| 6835 | [PASHN] | 1 |
| 6836 | Patrol Studio | 1 |
| 6837 | Patron | 1 |
| 6838 | Pattern | 1 |
| 6839 | Pattern Communication Agency | 1 |
| 6840 | Pattern Digital | 1 |
| 6841 | Pautino | 1 |
| 6842 | PavDev | 1 |
| 6843 | Pavlenko IT-компания | 1 |
| 6844 | Payresult | 1 |
| 6845 | PBB-design | 1 |
| 6846 | ПЧЕЛА | 1 |
| 6847 | PDM agency | 1 |
| 6848 | Penguin-team | 1 |
| 6849 | Передовые системные решения | 1 |
| 6850 | Peretz Agency | 1 |
