MONTMONTAŽA-N.E.P. doo is a provider of products and services such as telex services,recording services for telephone messages and music,audiotex services,voice mail services,multimedia message services (mms)/multimedia instant messaging services,voice transmission via power lines (voice over power line),radio communication services,telecommunications services, microwave,integrated services digital network (isdn) services,trunked radio service providers,payphone card network operators,telephone services, satellite,universal mobile telecommunications system (umts) services,international telephone calling services,paging services,telephone directory enquiry services,telephone network operators, analog,telephone network operators, digital,telephone network operators, fibre optics.