Pokemon Where it can be Caught.
Bulbasaur Must Choose as a Starter
Ivysaur No Where
Venusaur No Where
Charmander Must Choose as starter
Charmeleon No Where
Charizard No Where
Squirtle Must Choose as Starter
Wartortle No Where
Blastoise No Where
Caterpi Anywhere but caves
Metapod Viridian Forest; and all grass areas
Butterfree No Where
Weedle same as Caterpi
Kakuna Same as Metapod
Beedrill No where
Pidgey Anywhere but islands and caves
Pidgeotto No where
Pidgeot no Where
Rattata Pallet - Cerulian
Raticate Celedon and Fuchia
Spearow Same as Pidgey
Fearow No Where
Ekans anywhere but caves
Arbok unknown Dungeon
Pikachu Between Pallet and Viridian and power Plant
Raichu Power Plant and unknown Dungeon
Sandshrew Anywhere
Sandslash unknown Dungeon
Nidoran( f ) Pewter
Nidorina Safari Zone
Nidoqueen No where
Nidoran (m) Pewter
Nidorino Safari Zone
Nidoking No where
Clefairy Mt. Moon (super rare)
Clefable No where
Vulpix The pokemon house [Cinnabar island]
Ninetales No where
Jigglypuff Between Pewter and Mt. moon
Wigglytuff Unknown Dungeon
Zubat Mt. Moon
Golbat No where
Oddish Anywhere but caves and buildings
Gloom No where
Vileplume No where
Paras mt moon and safari zone
Parasect Safari Zone
Venonat SAfari Zone
Venomoth Safari Zone, unknown Dungeon
Diglett Digglets Cave
Dugtrio Digglets Cave
Meowth Like Rattata
Persion No where
Psyduck (By Fishing)
Golduck No where
Mankey Cerulian- celedon
Primeape no where
Growlithe pokemon house
Arcanine No where
Poliwag (by Fishing)
Pliwhirl No where
Poliwrath no where
Abra Cerulian- celedon
Kadabra no where
Alakazam no where
Machop Rock Tunnel
Machoke Rock Tunnel
Machamp No where
Bellsprout anywhere there is grass
Weepinbell no where
Victreebel no where
Tentacool by fishing
Tentacruel no where
Geodude Mt Moon
Graveler No where
Golem No where
Ponyta pokemon house
Rapidash No where
Slowpoke Celedon City, Safari zone, Seafome Islands
Slobro Unkown Dungeon (by Fishing)
Magnamite Power Plant
Magneton Power Plant, Unknown Dungeon
Farfetch'd

Vermillion City
Doduo Fuchia City and Safari zone
Dodrio Unknown Dungeon
Seel Seafome Islands
Dewgong Seafome Islands
Grimer Pokemon house
Muk Pokemon house
Shellder Seafome islands (by fishing)
Cloyster No where
Gastly Pokemon Tower (lavender town)
Haunter Pokemon Tower (Lavender town)
Gengar no where
Onix Rock tunnel
Drowsee Vermillian-lavender-Fushia
Hypno Unkown Dongeon
Krabby Fuchsia City, Cerulean City, Vermillian City, And the safari Zone
Kingler unknown Dungeon, Seafome islands (by Fishing)
Voltorb Power Plant
Electrode Cerulean Cave
Exaggcute Safari Zone
Exeggutor no where
Cubone Pokemon Tower (Lavender Town)
Marowak Unknown dungeon
Hitmonlee Saffron City(Must Beat the Fighting Dojo)
Hitmonchan Same as Hitmonlee
Lickitung Fuchsia City
Koffing Pokemon House
Weezing Pokemon House
Rhyhorn Safari Zone
Rhydon Unknown Dungeon
Chancey Safari Zone
Tangela South of Pallet
Kangaskhan Safari zone
Horsea Cinnabar islande, Seafome Islands (by Fishing)
Seadra unknown Dungeon
Goldeen Cerulian City(By Fishing)
Seaking Fuschia City(by Fishing)
Staryu Seafome Islands, Cinnabar Island(by Fishing)
Starmie No where
Mr Mime UNknown dungeon
Scyther Safari Zone
Jynx Cerulean City
Electabuz Power Plant
Magmar Pokemon House
Pinsir Safari Zone
Tauros Safari Zone
Magicarp (anywhere you can fish)
Gyrados no where
Lapras Saffron City
Ditto Unknown Dungeon
Eevee Around Celedon City
Vapreon No where
Jolteon No Where
Flareon No where
Porygon celedon City
Omanyte From Helex Fossil
Omastar No where
Kabuto Dome Fossil
Kabutops No where
Aerodactyl Old Amber
Snorlax Randomly Shows up anywhere usually Bloking Paths Between Cities
Articuno No Where
Zapdos No Where
Moltres No Where
Dratini Safari Zone (Fishing)
Dragonair No where
Dragonite No where
Mewtwo No where
Mew No where