Check if the number is saved in your contacts
Search the number in your phone’s call history or message threads
Use a reverse phone lookup site (enter the number and review results)
Use carrier or caller-ID services (if available through your provider or apps)
Search the number on social media platforms
Search the number on search engines (add quotes around the number)
Check business directories if it’s a likely business number
Ask the caller for their name/company, then verify via official websites
If it’s a suspected scam, report it using your phone’s spam/scam reporting option
If it’s a safety concern, contact local authorities or your carrier