In the United States, I’d probably name Oregon City, the famous end of the Oregon Trail and the first city founded west of the Rocky Mountains during the pioneer era. Its population is only 37,000.
Admittedly my WW2 history knowledge is quite lacking, but I don’t recognise Vichy because of the war stuff.
But I do recognise Vichy! Because we have a sub-type of mineral water in Sweden that is named after Vichy, “Vichyvatten”. Wikipedia tells me the original was from a spring near Vichy, hence the name.