Can I buy a new phone and just switch the SIM card?

Related questions

1. Whats a GSM phone?
2. Which carriers use CDMA network?
3. Can I use old SIM card in new phone?
4. Can I put my metro pcs SIM card in another phone?
5. Is Metro PCS a CDMA network?
6. What carrier does Straight Talk use?
7. Can I transfer my Straight Talk SIM card to another phone?
8. Does switching SIM cards transfer pictures?
9. Can I bring my own tablet to Metro PCS?
10. What is the code to unlock a Verizon phone?

Tags

1. #either
2. #phone
3. #whenever
4. #unlocked
5. #numbers
6. #provider
7. #multiple
8. #another
9. #provided
10. #between
11. #phones
12. #these
13. #switch
14. #cards
15. #service