You can find out the owner’s name and other details of a phone number for free using several reverse phone lookup services. Some of the best free options include:

• NumLookup : Offers free reverse phone lookup for US numbers with no registration required. It provides the owner’s full name, location, carrier, and sometimes social media profiles

• Truecaller : Allows you to type in a phone number and quickly find out who called you

• IPQualityScore (IPQS) : Provides free phone number lookup including carrier, line type, location, and owner’s name through CNAM lookup

• Whitepages : Offers free reverse phone lookup for landlines and business numbers, showing the owner’s name and address. Cell phone lookups may require a fee

• TruePeopleSearch : A free tool demonstrated in a tutorial video that shows how to find detailed information like name, age, and address from a phone number without signing up

Other tips include searching the number on social media platforms like Facebook or Snapchat, or using apps like Sync.ME to identify unknown callers and block spam

. These tools generally do not require payment or sign-up for basic name lookups, but detailed information such as exact address may require a paid service. Always use these services responsibly and legally.