Canadia Ninja's Sprites: Contains game sprites. Mostly SNES, but other console games are covered as well.
eLook Video Game Cheats: Offers cheats and codes for Nintendo SNES games.
Game Winners: Super NES: Cheats, codes, and hints.
GameFAQs: Super NES: Guides, cheats, faqs, and reviews.
MobyGames - SNES: List of SNES games with reviews and screen shots.
Nintendo Land: Super NES: History of the console.
Snes Central: Super Nintendo website - includes reviews, unreleased games, peripherals, rarities, screenshots, scans, and emulation
SNES Cheats: Cheats, hints, codes and tips.
Snes Resource: Contains game information, screen shots, and cheats.
SNES Reviews - The Online Community: Reviews for the SNES is the main focus but there's also cheats, guides and a forum available as well as comment fields for each review so you can have your say.
SNES RPG Radio: Contains lists of songs for games.
Super Famicom Central: Super Famicom community with reviews, and information.
Super Nintendo: Contains reviews for the console.
Video Game Reviews: Super NES: Reviews.
World of Super NES: Nintendo tips, codes, passwords, reviews, Game Endings, and Game Genie codes.