We got a call from a California number ( XXXX ), stating that they had process papers to serve on my wife. The person on the phone refused to give any information, but gave a number where we could get information on the case, and a XXXX digit " case number. '' The company he advised that we call is Coastline & Associates, and the number is XXXX. 

When my wife called that number, the person refused to give any information about the supposed debt until my wife gave him personal information. When she refused, he terminated the call.