The official language is Portuguese. There are also other Christian minorities. Local Animist beliefs are held by a significant minority. Until recently, all international calls had to be made through the operator, booking in advance. Mobile telephones are in use.
Internet roaming agreements exist.
There are a few cybercaf s in Luanda. Services are fairly reliable, but are occasionally subject to delay. Airmail between Europe and Angola takes five to ten days. Surface mail between Europe and Angola takes at least two months. There is a fairly reliable internal service.