To catch ditto you can go to these places: The whole path to the right of Fuchsia City, The Pokemon Mansion, the cerulean cave which will be open when you defeat the elite four in there i caught i level 65 and it was even better than the Pokemon i won with.
you can get ditto in the safari zone
The pokemon mansion in Cinnabar island
There are 12 starter babies in the Pokemon World To Get Bulbasaur Catch Ivysaur and a Ditto To Get Charmander Catch Charmeleon and a Ditto To Get Squirtle Catch Wartortle and a Ditto To Get Chikorita Catch Bayleef and a Ditto To Get Cyndaquil Catch Quilava and a Ditto To Get Totodile Catch Croconaw and a Ditto To Get Treecko Catch Grovyle and a Ditto To Get Torchic Catch Combusken and a Ditto To Get Mudkip Catch Marshtomp and a Ditto To Get Turtwig Catch Grotle and a Ditto To Get Chimchar Catch Monferno and a Ditto To Get Piplup Catch Prinplup and a Ditto
You can catch Ditto at route 218. Ditto around there are usually lv 30. :)
no ditto is there
you can catch a Ditto if you talk to Backlot every day for a long time. He will say that he saw a ditto there. Then, you can catch a ditto in the trophy garden.
you cant catch ditto in the safari zone...you catch him in the Pokemon mansion in cinnabar
You can catch Ditto in the wild at The Great Chasm.
You must get ditto from emerald, firered or leafgreen because you can't catch it.
You can't catch Ditto in Ruby. You have to trade it from Emerald, Fire Red, or Leaf Green.
You can't catch a ditto in Pokemon Sapphire, but you can trade it from Pokemon Emerald/FireRed/LeafGreen.
in the pokemon mansion lvl 30 ditto
you can catch it in giant chasem
Impossible