Does GSM unlocked work internationally?

Related questions

1. What does CDMA network mean?
2. Is Verizon a GSM or CDMA network?
3. How do you know if a phone is CDMA or GSM?
4. Do unlocked cell phones work with any carrier?
5. Are unlocked phones worth more?
6. Can a phone be locked after being unlocked?
7. What is the difference between GSM unlocked and factory unlocked?
8. Will an unlocked GSM phone work on Verizon?
9. Can I buy an unlocked phone and use it with AT&T?
10. Should international CDMA be on or off?

Tags

1. #phones
2. #manufacturer
3. #carriers
4. #switching
5. #provider
6. #states
7. #least
8. #international
9. #phone
10. #should
11. #before
12. #united
13. #network
14. #unlocked
15. #technology
16. #carrier
17. #device