Sources

See a list I don't already have? Feel free to send the ranking/ballot/list to comicbookcanon@gmail.com and I'll work it into the ranking. 

Games Radar (Best Spider-Man stories of all time)

Polygon (Best Spider-Man Comics)

IGN (The 25 Greatest Spider-Man Stories)

CBR (The Greatest Spider-Man Comics)

Comics Back Issue (Best Spider-Man Comics of All Time)

Marvel (The Greatest Spider-Man Comics of All-Time)

Super Hero Hype (Greatest Spider-Man Stories)

Shortlist (Best Spider-Man Comics)

Ranker (Greatest Spider-Man Adventures in Comics)

How To Love Comics (Best Spider-Man Comics)

Retro Sanctuary (Top 100 Spider-Man Comics)

Screen Rant (Most Important Spider-Man Stories)

Complex (The Top 25 Spider-Man Comics of All Time)

Goombastop (The 10 Best Spider-Man Comics)

Watch Mojo (The 10 Best Spider-Man Comics)

ScreenRant (15 Best Spider-Man Comics)

Near Mint Condition (The 15 Best Spider-Man Stories)

Nerdist (The 10 Greatest Spider-Man Comics)

The Popverse (The 10 best Spider-Man stories you'll find in Marvel comic books)

Comic Book Herald (The Best Spider-Man (Peter Parker) Comics of All Time!)

Digital Trends (10 best Spider-Man stories ever, ranked)

The Comic Book Report (10 Great Spider-Man Comics for New Readers)

Spider Dunk (BEST SPIDER-MAN'S COMICS OF ALL TIME)

Upbeat Geek (The 10 Best Spider-Man Comic Books Of All Time)

GameRant (The Best Spider-Man Comics To Read)

The Comic Doctor (The Amazing Spider-Man – Top 10 Comics)

Book Riot (Swing In for the Best Spider-Man Comics)

ScreenRant (Spider-Man: The Best Comics For New Readers)

Dextero (The best Spider-Man comics and where to find them)

BioWars (Where To Start Reading Spider-Man Comics: The Beginner’s Guide)

Good Comics to Read (Best Spider-Man Comics that you MUST Read)

Slash Film (The 15 Best Spider-Man Comics You Need To Read)

Maddogg (Where To Start: Spider-Man | 10 Best comics for beginners)

Geekery with Dante D (The Most Important Spider-Man Stories of All Time)

CBR (10 Spider-Man Comics That Are Perfect From Start to Finish)

CBR (10 Excellent Spider-Man Stories You Can Binge in A Day)

CBR (Best Old Spider-Man Comics)

ScreenRant (Best Spider-Man One Shots)

CBR (10 Best Spider-Man One Shots of All Time)

Game Rant (Best Spider-Man Comics for Beginners)