Nidoqueen – Poison/Ground – Evolves from Nidorina using Moon Stone
Nidoran female – Poison – RT 35
Nidoran male – Poison – RT 35
Nidorina – Poison – Evolves from Nidoran female with experience, and RT 13-15
Nidorino – Poison – Evolves from Nidoran male with experience, and RT 13-15
Ninetales – Fire – Evolves from Vulpix using Fire Stone
Noctowl – Normal/Flying - Evolves from HootHoot with experience
Octillery – Water – Evolves from Remoraid with experience
Oddish – Grass/Poison – Ilex Forest (night), RT 24/5
Omanyte – Rock/Water – RBY
Omastar – Rock/Water – Evolves from Omanyte with experience
Onix – Rock – Violet City (swap), Victory Road, Rock Tunnel, Mt Silver
Paras – Bug/Grass – Ilex Forest, National Park, Mt Moon
Parasect – Bug/Grass – Evolves from Paras with experience
Persian – Normal – Evolves from Meowth with experience
Phanpy - Ground - RT 45/6 (Silver)
Pichu – Electric – Breed from two Pikachu
Pidgeot – Normal/Flying – Evolves from Pidgeotto with experience
Pidgeotto – Normal/Flying – Evolves from Pidgey with experience, and RT 24/5,
8, 13, 2
Pidgey – Normal/Flying – RT 29, 30, 35, National Park, RT 36, 6, 5, 24/5, 2,
1
Pikachu – Electric – Viridian Forest (Route 2)
Piloswine – Ice/Ground - Evolves from Swinub with experience
Pineco – Bug – In the trees in Ilex Forest and RT 43
Pinsir – Bug – National Park
Politoed – Water - Evolves from Poliwhirl by trade, holding Kings Rock
Poliwag – Water – RT 30, 31, Ruins of Alph, RT 44, Mt Silver
Poliwhirl – Water – Evolves from Poliwag with experience, and RT 30, 31, Mt
Silver
Poliwrath – Water/Fighting – Evolves from Poliwhirl using Water Stone
Ponyta – Fire – RT 26/7, Mt Silver
Porygon – Normal – Games Corner, Celadon City
Porygon 2 - Normal - Evolves from Porygon by trade, holding Upgrade
Primeape – Fighting – Evolves from Mankey with experience, and RT 42, 9
Psyduck – Water – Ilex Forest, RT 34, 35, 6
Quagsire – Water/Ground – Evolves from Wooper by experience
Quilava – Fire – Evolves from Cyndaquil with experience
Qwilfish – Water/Poison - RT 32, 16-18 (rare)
Raichu – Electric – Evolves from Pikachu using Thunder Stone
Raikou – Electric – One of the Legendary Beasts, found in Johto… somewhere!
Rapidash – Fire – Evolves from Ponyta with experience, and Mt Silver
Raticate – Normal – Evolves from Rattata with experience, and RT 38, Mt
Mortar, RT 26/7, 9,10
Rattata – Normal – RT 29, 46, Bellsprout Tower, Mt Mortar, RT 26/7, 9, 10, 7,
3, 4, 1
Remoraid – Water – RT 44 (fishing)
Rhydon – Rock/Ground – Evolves from Rhyhorn with experience
Rhyhorn – Rock/Ground – Victory Road
Sandshrew – Ground – Gold: Union Cave, Mt Moon Silver: Goldenrod Games
Corner
Sandslash – Ground – Evolves from Sandslash with experience
Scizor – Bug/Steel - Evolves from Scyther by trade, holding Metal Coat
Scyther – Bug/Flying – National Park
Seadra – Water – Evolves from Horsea with experience
Seaking – Water – Evolves from Goldeen with experience, and Mt Mortar, RT
26/7, 24/5, 9, 10
Seel – Water/Ice – Secret Islands
Sentret – Normal – RT 29, 1
Shellder – Water – Cinnabar Island
Shuckle – Bug/Rock – Cianwood (gift), Dark Cave
Skarmory – Steel/Flying – RT 45/6, Mt Silver
Skiploom – Grass/Flying - Evolves from Hoppip with experience
Slowbro – Water/Psychic – Evolves from Slowpoke with experience
Slowking – Water/Psychic – Evolves from Slowpoke by trade, holding Kings Rock
Slowpoke – Water/Psychic – Slowpoke Well
Slugma – Fire – RT 16-18
Smeargle – Normal – Ruins of Alph (grassy bit)
Smoochum – Ice/Psycic - Breed from a Jynx and a Ditto
Sneasel – Dark/Ice – Mt Silver
Snorlax – Normal – Blocking the path to the Diglett's Cave
Snubbull – Normal – RT 38
Spearow – Normal/Flying – RT 29, 46, 42, 9, 10, 7, 3, 4, Viridian City
Spinarak – Bug/Poison – RT 31, 37 – at night
Squirtle – Water – RBY