A publication called Electric Vehicles from a century ago (before gas-powered cars killed them off) has been digitized online. A reader on reddit point to this map, showing New England charging stations in 1915:
I swear, New Hampshire looks better then than it does in 2023! OK, that’s an exaggeration, but it doe look better up north. A number of the charging stations were at municipal electric companies, in the days before regional utilitie had scarfed them all up.
Here’s the page itself: https://archive.org/details/electricvehicles61915chic/page/204/mode/2up?view=theater
The magazine is fascinating for the EV history-minded among you.