Look up a cell number online for free by using a search engine, social media or business directories. People search engines and free reverse cell phone look up services are also helpful for finding a cell number online.
Search the white pages, business directories or a public database for information pertaining to the cell number. While using a search engine, try looking up the number in different formats and search engines. Some users of social networking site make their cell number open to public searches. Searching the site's forums or profiles can yield results. Another option is to use a reverse cell phone look up service to get basic information on a cell number without charge.