https://www.worldpress.org/Americas/592.cfm claims “From where the Chinese restaurant used to be, two blocks down, half a block toward the lake, next door to the house where the yellow car is parked, Managua, Nicaragua.” was a valid address at some time, and claims that works, in Nicaragua.

Looking at Apple or Google Maps, it seems at least the major streets do have names (¿nowadays?), though.

(Via https://www.mjt.me.uk/posts/falsehoods-programmers-believe-a...)