All Maine public school students may face even stricter bans soon. Janet Mills is pitching a bell-to-bell cellphone ban statewide, following the 26 states that either ban or limit phone use in schools, according to Ballotpedia. Ron DeSantis, while Democratic-led New York became the largest state to go bell to bell ahead of this school year. They are more popular in lower grades than they are in high schools. Cell phones are stored in metal boxes during classes at Bangor High School.