Here are all of the O-Power locations in Pokemon X and Y by dragonguru.
O-Power Guide
- Route 5 (Attack, Defense, HP, & Capture)
- Camphrier Hotel, second floor, far right room (Sp. Atk)
- Ambrette Hotel (Sp. Def)
- Cyllage Hotel (Prize Money)
- Geoseng Hotel (Speed)
- Shalour Pokemon Center (Critical)
- Cormarine Pokemon Center (Befriending)
- Lumiose Hotel Richissime, on North Blvd, between routes 16 and 14, near Hibernal Avenue (Bargain)
- Laverre Pokemon Center (Encounter)
- Dendemille Pokemon Center (Accuracy)
- Anistar Pokemon Center (Exp Point)
- Couriway Hotel (Stealth)
- Snowbelle Pokemon Center (PP Restoring)
- Lumiose Cafe Introversion, on South Blvd, between route 4 and 5, near Vernal Ave Max Style and all other O-powers required (Hatching)