Prefixe zonale Mongolia Prefixele zonale / codule zonale ale Mongolia: Oraș sau regiune Prefix zonal 1.Nalaikh232.Naran51453.Naranbulag45484.Nariinteel32515.Nogoonnuur, Tsagaannuur42486.Nomgon53487.Nömrög46518.Norovlin56559.Noyon5347