Why won't my phone ring

[AC Question]

My phone won't ring 4 son in jail. He can't reach me.phone won't ring when he calls. It's not blocked he calls either from a phone numb anonymous or unavailable. I have metro pcs. I have called them. No help. I have gone to the store, NO HELP ! GOD PLEASE can someone reach out to me and help I have a Samsung galaxy on 5. Thx

 

[chanchan05]

Just to be clear, you've checked and your phone allows anonymous callers or have you not checked the blocking settings?