Five cellphones, a battery charger and a SIM card were seized from the Central prison here on Tuesday and Wednesday.
According to police sources three cell phones without SIM cards were found in a cover kept in a packet tied with a black tape which was brought from outside on Wednesday.
It was discovered by warder Tirupathi in a place near the kitchen in the prison.
Two cellphones, a battery charger and a SIM card were seized from Cinthoni Kovu, a Nigerian inmate, lodged in the `A' block of the prison on Tuesday night. The Bagayam police have registered cases.