Based on the door’s lettering, it’s an ex fire department FC from Stewart Manor, which is a small town located on New York’s Long Island. In the Sometimes-it-is-better-to-be-lucky-than-good department, I found what appears to be an original photo of this jeep. They are both #3.
“FC-170 Barn Find
6 Cyl – 3 Speed
Cab is in decent shape and is repairable
Complete minus the bed, rear diff. cover and counterweight
Frame was shortened at some point in it’s life
I have the headlight trim rings
Sold with Bill of Sale – No Title”