You pressed a number. That confirmed to the robo-caller machine that yours is a "live" number. You are now on the "chump list". You may get more attention from telemarketers than you imagine possible.
CUSTOMER CARE 704-886-1097 Today, 4:38 PM 0:53: Recording pushing a "wireless security system" I pressed 1 to find out name of company for report to DNC violation. No joy, got busy signal.