Translation of utilidad

My first stop was great. I went there by myself not knowing anyone. I hired a room for two nights and walked around the city. After I had moved to my second stop for another two days something strange happened.
The place I have been to is famous for its many language schools. People come from all over the world to learn Spanish and practise their language skills. I guess there are more than two hundred schools there.
I looked at the street name and saw that we were at the right hotel but on the wrong street. That is when I suspected that there were several hotels with the same name, one original and the rest copycats.