Pokédex

It's a Pokédex. Do I need to explain EVERYTHING?

Pokémon Info

Lists pokémon types, evolutions, forms, stats, movesets, etc.

Leek Duck

Lots of event information as well as lists for shiny pokémon, raid bosses, egg hatches, reseaches, and box sales

Stadium Gaming

Lots of information like news, rank/buddy checker, best buddy options, raid guides, etc.

Pokémon Tier List

Lists every Pokémon max CP and best pokémon for attack, defense, stamina, etc. as well as best gym defenders/attackers.

Team Rocket Lineup

Lists Team Rocket grunts/leaders, the identifying statements they make, and the pokémon combinations they can bring

Games Radar

41-50 Level Requirements

Promo Codes

Pokémon GO codes, freebies, and bundles

Bulbapedia

Pokémon wiki