Popsugar Culture Digital Life What Is the Number Neighbor Challenge? 22 "Number Neighbor" Conversations That'll Make You Spit Out Your Water — They're That Funny August 6, 2019 by Victoria Messina First Published: August 5, 2019 View On One Page Photo 7 of 22 ADVERTISEMENT () Start Slideshow Odd request by my number neighbor 🤷🏼♂️ pic.twitter.com/pL5nOC1hnL— Mitch Mac (@MitchMacMillen) August 5, 2019 Share This Link Copy ← Use Arrow Keys → 7 Previous Next Start Slideshow