@mwichary
For the first one I don't know the font name, but I see its usage in the historical part of the Montevideo - Ciudad Vieja (The Old City), see the example in the attached media.
For the modern applications, the local government ordered to design the Ciudadana - https://fd.ort.edu.uy/novedades/ciudadana-tipografia-montevideo-120148
https://tipotype.com/ciudadana/