Yes, you can search for someone on TikTok using their phone number. You can accomplish this by typing the phone number of the person you're looking for into the app's search field. Their profile will appear in the results if they have a TikTok account.

TikTok allows users to watch, create, and share short videos online. The app was launched in 2016 by the Chinese technology company ByteDance. Now available in more than 150 different markets, TikTok has offices in Beijing, Los Angeles, Moscow, Mumbai, Seoul, Tokyo, and other cities.

TikTok's global headquarters are in Los Angeles and Singapore, and its offices include New York, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.