I recall reading about one of the last public ones to get replaced back in the late 80ies, somewhere remote in Idaho. Here we go - 1990: https://www.washington

I recall reading about one of the last public ones to get replaced back in the late 80ies, somewhere remote in Idaho. Here we go - 1990: https://www.washingtonpost.com/archive/national/1990/07/13/phone-party-line-is-over-as-idaho-system-switches/df4bf720-7211-4c31-a55e-d1bdfbd4db36/ https://www.washingtonpost.com/archive/national/1990/07/13/p...