Cannot say for sure all three of these numbers are connected, but they all came in rapid succession making me think they are spoofed to trick me into picking up a call from a number I don't recognize or just for general harassment.
Some company called MRS and they asked me to verify the last four digits of my SSN or my name and address before they would tell me what the call was about. They said it was in reference to a very important matter and that they were not telemarketers. In general I'm suspicious about any entity that wants my SSN.