States Seek to Jam Prison Cellphone Signals - The New York Times
Australian prison phone provider sells majority share to European market leader - BDO Australia
Cell Phones as Prison Contraband — LEB
Mini mobile phones are popular among Irish prisoners who hide them 'internally' from guards | Daily Mail Online
Technology used to trace prison mobiles to exact cells - BBC News
Serial' Podcast's $2,500 Phone Bill and the Prison Pay Phone Racket - Bloomberg
Cheaper to call Vatican City: Why is it so expensive to make phone calls from prison? - ABC News
Making Profits on the Captive Prison Market | The New Yorker
Smuggled mobile phones may be the most dangerous weapons a prison inmate can have - cleveland.com
Mobile phones in prison – Criminal Justice Notes
New prison to give inmates phones and computers - NZ Herald
Authorities go high-tech to eliminate cell phones in N.J. prisons - nj.com
Ban sale of mini mobile phones, justice secretary says - BBC News
New Law Will Cap Phone Call Prices in Prisons and Jails - Route Fifty
The high cost of staying in touch while incarcerated can linger long after release | PBS NewsHour
Smartphones in Prison: New Contraband Allows Inmates to Make Money
FCC Shouldn't Give Up on Reforming Inmate Phone Services | WIRED
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The high price of of prison cell phones
Scots prisoners have mobiles taken away as jail chiefs move to install in-cell landlines - Daily Record
AI Software to Monitor Florida Prisoners' Phone Calls | Miami New Times
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Mississippi court will not undo 12-year sentence for jail phone | News | Al Jazeera
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How to Cure Prisons' Contraband Mobile Phone Epidemic | 2019-07-16 | Security Magazine
