Following are some websites that provides free, anonymous, temporary phone numbers without sign up hassle:
- https://smsnator.com/ : US and Canada only.
- https://receive-smss.com/ : India, UK, US, Ukarine, Austria, Poland, Czech Republic, Sweden, Netherlands, Canada, Croatia, Nigeria, Germany, Kazakhstan
- https://sms24.me/ : Austria, Australia, Belgium, Canada, Czech Republic, Croatia, China, Estonia, France, Georgia, Germany, Hong Kong, India, Indonesia, Israel, Kazakhstan, Macao, Malaysia, Mexico, Mayanmar, Nigeria, Netherlands, Nigeria,, Philippines, Poland, Puerto Rico, Russia, Serbia, SA, Sweden, Ukraine, UK, US, Vietnam
- https://receive-sms-free.net/ : 30+ Countries, 200+ Phone numbers
- https://temp-sms.org/ : New Zealand only
- https://freephonenum.com : US and Canada only
- https://receive-sms.cc/ : India, US, Hong Kong, Russia, Canada, Philippines, Ukraine, Portugal, Netherlands, Kazakhstan, Georgia,
- https://www.receivesms.co/ : USA, Austria, Australia, Belgium, Canada, Spain, UK, Italy, Poland, Puerto Rico, Portugal, Sweden
- https://getfreesmsnumber.com/ : Belgium, Estonia, Canada, France, Poland, Sweden, UK, US
- https://temporary-phone-number.com/ : US, China, Myanmar
- https://receivesms.cc/ : US, UK, Ukraine, Netherlands, Czesh Republic, Poland, India, France, Hong Kong, Austria, Canada, Georgia, Croatia, Israel, Kazakhstan, Myanmar, Mexico, Serbia, Russian Federation, Sweden, Vietnam, SA