FWIW: My wife passed away 3 1/2 years ago and she still gets Telemarketing calls.
Blade, my dad's been gone since '96 and my mom still gets calls for him. I keep getting mail for my grandmother who's been dead for more than 10 years and who never lived with me. /scratchn'
Years ago a keep one on the line for almost an hour who was trying to sell me aluminum siding. I had him going until it came time to give him my address for the install. When I said Apartment 1047 he said "What?" and then hung up one me... Fun times