Calls go straight to voicemail after one ring or no ring
Text messages stay blue but never show a Delivered status
FaceTime calls do not connect
Your calls may still ring normally on your side, but the other person never answers
You cannot see the person’s contact photo, status, or updates if they previously shared them
Messages may appear to send, but you get no response repeatedly
Try calling from another number and see if it goes through
Try sending a message from another number and see if it gets a response
If the person is reachable from other numbers but not yours, you may be blocked