Charizard became loyal during the Orange Islands arc after Ash battled a trainer with a Poliwrath and Charizard was frozen solid.
Canary Islands | Orange | Faroe Islands | Orange County | Alice's Adventures in Wonderland | Solomon Islands | Pokémon | Channel Islands | Orange Bowl | Falkland Islands | Marshall Islands | South Shetland Islands | The Adventures of Tintin | Hawaiian Islands | Pacific Islands | Saint Thomas, U.S. Virgin Islands | Aleutian Islands | Orange Free State | Cook Islands | A Clockwork Orange | List of Hondurans | Balearic Islands | Orange Bowl (game) | British Virgin Islands | Cayman Islands | Adventures of Superman | Lois & Clark: The New Adventures of Superman | Channel Islands of California | Andaman Islands | Ryukyu Islands |
Dragonite also had a role during the Johto Master Quest series where it was seen residing in the Holy Lands just outside Blackthorn City.
National Pokédex
Butterfree - Weedle (#13) - Kakuna (#14) - Beedrill (#15) - Pidgey