Data Source: See the Methodology section of State of Phone Justice: Local jails, state prisons and private phone providers for complete data sourcing. (Graph: Peter Wagner and Alexi Jones, 2019)

This graph originally appeared in State of Phone Justice: Local jails, state prisons and private phone providers.

As of November 2018, in more than half of states, the highest in-state 15 minute call costs more than $10, and in 15 states it costs over $15. (Alaska, Connecticut, Delaware, Hawaii, Rhode Island, and Vermont do not have jails and are therefore not displayed).