Note: The lower cashier will always sell the same items, regardless of which Poke Mart the player's in. Additionally, the items for sale at any given time are based on the number of Gym Badges that the play has. They're consistent between Kanto, Johto, and even Sinnoh.
Locations are in alphabetical order.
Azalea Town
Lower cashier: Poke Ball, Great Ball (3 Badges), Ultra Ball (7 Badges), Potion, Super Potion, Hyper Potion (5 Badges), Max Potion (7 Badges), Full Restore (8 Badges), Revive (3 Badges), Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal (5 Badges), Escape Rope, Repel, Super Repel (3 Badges), Max Repel (7 Badges).
Upper cashier: Bloom Mail, Net Ball, Heal Ball.
Blackthorn City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore (8 Badges), Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel
Upper cashier: Air Mail, Net Ball, Dusk Ball.
Celadon City (Department Store)
2F
Left cashier: Potion, Super Potion, Hyper Potion, Max Potion, Revive, Antidote, Parlyz Heal, Ice Heal, Awakening, Full Heal.
Right cashier: Poke Ball, Great Ball, Ultra Ball, Escape Rope, Poke Doll, Repel, Super Repel, Max Repel, Grass Mail, Flame Mail, Bubble Mail, Space Mail.
3F
TM21 (Frustration), TM27 (Return), TM87 (Swagger), TM78 (Captivate), TM12 (Taunt), TM41 (Torment), TM20 (Safeguard), TM28 (Dig), TM76 (Stealth Rock), TM55 (Brine), TM72 (Avalanche), TM79 (Dark Pulse).
4F
Air Mail, Tunnel Mail, Bloom Mail.
5F
Left cashier: X Speed, X Attack, X Defend, Guard Spec., Dire Hit, X Accuracy, X Special, X Sp. Def.
Right cashier: Protein, Iron, Calcium, Zinc, Carbos, HP Up.
Cerulean City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Air Mail, Quick Ball.
Cherrygrove City
Lower cashier: Poke Ball (After catching tutorial), Great Ball (3 Badges), Ultra Ball (5 Badges), Potion, Super Potion (1 Badge), Hyper Potion (5 Badges), Max Potion (7 Badges), Full Restore (8 Badges), Revive (3 Badges), Antidote, Parlyz Heal, Awakening (1 Badge), Burn Heal (1 Badge), Ice Heal (1 Badge), Full Heal (5 Badges), Escape Rope (1 Badge), Repel (1 Badge), Super Repel (3 Badges), Max Repel (7 Badges).
Upper cashier: Air Mail (After catching tutorial), Heal Ball (After catching tutorial).
Ecruteak City
Lower cashier: Poke Ball, Great Ball, Ultra Ball (7 Badges), Potion, Super Potion, Hyper Potion (5 Badges), Max Potion (7 Badges), Full Restore (8 Badges), Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal (5 Badges), Escape Rope, Repel, Super Repel, Max Repel (7 Badges).
Upper cashier: Air Mail, Heal Ball, Net Ball.
Frontier Access
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Air Mail, Net Ball, Dusk Ball.
Fuchsia City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Steel Mail, Dusk Ball, Quick Ball.
Goldenrod City (Department Store)
2F
Upper cashier: Pokeball, Great Ball, Ultra Ball, Escape Rope, Poke Doll, Repel, Super Repel, Max Repel, Grass Mail, Flame Mail, Bubble Mail, Space Mail.
Lower cashier: Poke Ball, Great Ball, Escape Rope, Repel, Revive, Full Heal, Poke Doll, Flower Mail.
3F
X Speed, X Attack, X Defend, Guard Spec., Dire Hit, X Accuracy, X Special, X Sp. Def.
4F
Protein, Iron, Calcium, Zinc, Carbos, HP Up.
5F
TM70 (Flash), TM17 (Protect), TM54 (False Swipe), TM83 (Natural Gift), TM16 (Light Screen), TM33 (Reflect), TM22 (SolarBeam), TM52 (Focus Blast), TM38 (Fire Blast), TM25 (Thunder), TM14 (Blizzard), TM15 (Hyper Beam).
6F (Vending Machine)
Fresh Water, Soda Pop, Lemonade.
Indigo Plateau
Ultra Ball, Max Repel, Hyper Potion, Max Potion, Full Restore, Revive, Full Heal.
Lavender Town
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Snow Mail, Dusk Ball, Quick Ball.
Olivine City
Lower cashier: Poke Ball, Great Ball, Ultra Ball (7 Badges), Potion, Super Potion, Hyper Potion (5 Badges), Max Potion (7 Badges), Full Restore (8 Badges), Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal (5 Badges), Escape Rope, Repel, Super Repel, Max Repel (7 Badges).
Upper cashier: Heart Mail, Heal Ball (Non-JP games), Net Ball, Dusk Ball (JP games).
Pewter City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Steel Mail, Nest Ball, Quick Ball.
Saffron City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Air Mail, Dusk Ball, Quick Ball.
Vermillion City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Air Mail, Nest Ball, Dusk Ball, Quick Ball.
Violet City
Lower cashier: Poke Ball, Great Ball (3 Badges), Ultra Ball (5 Badges), Potion, Super Potion (1 Badge), Hyper Potion (5 Badges), Max Potion (7 Badges), Full Restore (8 Badges), Revive (3 Badges), Antidote, Parlyz Heal, Awakening (1 Badge), Burn Heal (1 Badge), Ice Heal (1 Badge), Full Heal (5 Badges), Escape Rope (1 Badge), Repel (1 Badge), Super Repel (3 Badges), Max Repel (7 Badges).
Upper cashier: Tunnel Mail, Heal Ball, Net Ball.
Viridian City
Lower cashier: Poke Ball, Great Ball, Ultra Ball, Potion, Super Potion, Hyper Potion, Max Potion, Full Restore, Revive, Antidote, Parlyz Heal, Awakening, Burn Heal, Ice Heal, Full Heal, Escape Rope, Repel, Super Repel, Max Repel.
Upper cashier: Steel Mail, Net Ball, Heal Ball.
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