Plugs are 2-pin. Calls from some parts of the country must be placed through the international operator. There are many public telephones in the main towns. Network providers include MobilTel . There are Internet caf s and centres in Sofia and Plovdiv.
International services are available.
The General Post Office in Sofia, at 4 Gurko Street, is open 24 hours. Post office opening hours are usually 0830-1730 Monday to Friday. Airmail to Western Europe takes from four days to two weeks. In 1990, the press laws were liberalised and formerly banned publications became freely available. From time to time these change.