Some towns in Portugal have not 1800MHz network

[Effendi]

Originally Posted by adam917

Really? Which countries in Europe use only 1800 MHz? I was under the impression that GSM was the standard there since the early 1990s before UMTS came along and that GSM started out as 900 MHz only, with 1800 being added later on.

T-Mobile and Orange in UK both are 1800MHz only.
In Italy and Germany also Wind, E-Plus and O2 were 1800MHz only, now they have also EGSM900. I think also T-Mobile in the Netherlands should be 1800 only as well as Orange in Austria (now with some EGSM 900 too).