Who called from 2027155552

The id said Washing DC.I never answered.Also receoved a call yesterday & did not answer.

Asked for my mother & I said she was busy.Asked for her husband & I said they'd have to call him at his grave.
They acted stunned & said they'd call another time

Did they ask when you expected him back?

DO NOT CALL!!!!!!!!!!

I have received numerous calls from this number, it shows District of Columbia, and they leave no message.