What is Globe's free FB?
Simple. Free access to Facebook. Even even if you are using a prepaid SIM card. As long as your phone can access internet.
There are 3 way to register to Free Facebook Access to From Globe
3 Ways to Start Enjoying Facebook:
1. Dial *143# and choose FREE FB. Click the link in the SMS you'll receive.
2. Log on to m.facebook.com/free and click "Start now."
3. Launch the Facebook app on your mobile and click "Start now." You can use all Facebook official apps, including Facebook Messenger.
One important thing to remember though, visiting pages outside of Facebook might incur your account charges so be wary about that. Anyway you will be warned by Facebook when you are about to leave the website.
From Globe Free FB