Retazo City.
In Retazo City
The move deleter is in Blackthorn City. You can even delete HM moves!The Move Deleter is located in Blackthorn City in the house to the left of the Poké Mart.
The move deleter's house is next to the fuchsia city Pokemon center.
There is no move deleter in Pokemon yellow... you have to keep the hm's that you learned your Pokemon
The move deleter in Pokemon silver is located in Blackthorn City.
In Retazo City
I've never played Pokemon Ruby Destiny so I don't know. But in Pokemon Ruby, Sapphire & Emerald versions. The move deleter is in Lilycove City.
The Move Deleter in Pokemon Black & White is in Mistralton City.
How to find the move deleter is in lillycove city (Or Slateport City.)
Yes, the Move Deleter is in a house on the right side of Canalave City.
The Move Deleter is in a house at the PWT.
The move deleter is in Blackthorn City. You can even delete HM moves!The Move Deleter is located in Blackthorn City in the house to the left of the Poké Mart.
The move deleter in Pokemon silver is located in Blackthorn City.
There is no move deleter in Pokemon yellow... you have to keep the hm's that you learned your Pokemon
The move deleter's house is next to the fuchsia city Pokemon center.
The Move Deleter is in the Pokemon Center in Northcoast Town, up by the World Maps.
Go to the move deleter in Canalva City.