| 5801 | Lion Target | 1 |
| 5802 | Lion Web | 1 |
| 5803 | LipLab | 1 |
| 5804 | LIPUP - Digital-Агентство | 1 |
| 5805 | Lisovoy Digital | 1 |
| 5806 | LIT | 1 |
| 5807 | LITE Agency | 1 |
| 5808 | Литегра | 1 |
| 5809 | Litenet DV (Лайтнет ДВ) | 1 |
| 5810 | Litota Labs | 1 |
| 5811 | LITVINENKO DIGITAL | 1 |
| 5812 | LivenWeb | 1 |
| 5813 | Livepage | 1 |
| 5814 | Лиза | 1 |
| 5815 | LLC Cereris | 1 |
| 5816 | LOBUT DIGITAL | 1 |
| 5817 | Local Hero | 1 |
| 5818 | Logicloud | 1 |
| 5819 | LogiMark | 1 |
| 5820 | Logster agency | 1 |
| 5821 | Loksmarkt Agency | 1 |
| 5822 | LOL | 1 |
| 5823 | Look Lab | 1 |
| 5824 | LookMy.info | 1 |
| 5825 | look.online | 1 |
| 5826 | LoopyLab | 1 |
| 5827 | LORY - Агентство контекстной рекламы | 1 |
| 5828 | lovemedo | 1 |
| 5829 | Lovency Agency | 1 |
| 5830 | Loyalexpress | 1 |
| 5831 | LSD AGENCY | 1 |
| 5832 | LT Digital Group | 1 |
| 5833 | Луч | 1 |
| 5834 | Luchi group | 1 |
| 5835 | Лучшие интернет решения | 1 |
| 5836 | Luckstudio | 1 |
| 5837 | Lucky Project | 1 |
| 5838 | Lukevium | 1 |
| 5839 | Лунный свет | 1 |
| 5840 | Luxmind Studio | 1 |
| 5841 | ЛЁД Диджитал | 1 |
| 5842 | Любо-Город | 1 |
| 5843 | ЛЮДИ, интернет-агентство | 1 |
| 5844 | ЛюксМедиа | 1 |
| 5845 | M2B | 1 |
| 5846 | M2B - Russia | 1 |
| 5847 | MACON Advice | 1 |
| 5848 | Macroplan | 1 |
| 5849 | Macte | 1 |
| 5850 | MadColor | 1 |
