Kareika
| Kareika Καρέικα | |
|---|---|
| Coordinates: 38°6′N 21°30′E / 38.100°N 21.500°E | |
| Country | Greece | 
| Administrative region | West Greece | 
| Regional unit | Achaea | 
| Municipality | West Achaea | 
| Municipal unit | Movri | 
| Elevation | 45 m (148 ft) | 
| Population  (2021) | |
|  • Community | 661 | 
| Time zone | UTC+2 (EET) | 
| • Summer (DST) | UTC+3 (EEST) | 
| Postal code | 250 05 | 
| Area code(s) | 26930 | 
| Vehicle registration | AX | 
Kareika (Greek: Καρέικα, also: Καράιικα - Karaiika) is a village and a community in the municipal unit of Movri, Achaea, Greece. The community consists of the villages Kareika, Gomosto, Karamesineika and Rachi. It is located north of the Movri hills, 3 km east of Sageika, 6 km southwest of Kato Achaia and 25 km southwest of Patras. The Greek National Road 9/E55 (Patras - Pyrgos) passes through the community.