Where to catch Meowth

In Paldea (Scarlet & Violet)

• East Province (Area Three) — Walk
• South Province (Area Two) — Walk, Static Encounter
• West Province (Area Three) — Walk

In Blueberry Academy (Scarlet & Violet – The Indigo Disk)

• League Club Room — Trade

In Hoenn (Ruby, Sapphire & Emerald)

• Hoenn Battle Frontier — NPC Trade

In Johto & Kanto (Gold, Silver & Crystal)

• Route 11 — Walk
• Route 35 — Walk
• Route 38 — Walk
• Route 39 — Walk
• Route 5 — Walk
• Route 6 — Walk
• Route 7 — Walk
• Route 8 — Walk

In Kanto (Red, Blue & Yellow)

• Route 5 — Walk
• Route 6 — Walk
• Route 7 — Walk
• Route 8 — Walk

Meowth — full Pokédex entry