To log into Facebook without a code generator, you can either opt to receive a text/call, or approve a request from another device. Learn how!

How to Log into Facebook With a Verification Code. Facebook uses a security measure called Login Approvals that sends a verification code to your mobile phone each time you use a different ...

Use a Backup Facebook Login Code If you have previously set up backup codes, you can use these to log in without needing a code generator.