Swisscom Mobile AG
Customer Care
Postfach
7001 Chur
[Musterbrief (Word-Format)]
(Auch für die Nr. +423 777 ....)

Orange
Orange Communications SA
World Trade Center
Av. de Gratta-Paille 2
Postfach 455
1000 Lausanne 30 Grey
[Musterbrief (Word-Format)]
 

Tele2 AG
Postfach 835
9490 Vaduz
[Musterbrief (Word-Format)]
 

Sunrise
sunrise TDC Switzerland AG
Thurgauerstrasse 60
8050 Zürich
[Musterbrief (Word-Format)]