Mobile telephone numbers always carry a three-digit network code, in the format "
6x1", which is followed by six digits. The leading "
6" of these numbers is
not omitted when dialing from abroad. •
6x1 xxx xxx (within Luxembourg) •
+352 6x1 xxx xxx (outside Luxembourg) These codes were introduced on 1 September 2006, replacing codes in the format "
0x1". Existing numbers were converted to the new format. Starting January 2019, the voice mail number is generic, reachable only from the subscriber itself (or as result of the call forwarding when busy/non reachable ...): 352691000700 Until January 2019, the voice mail number followed the below rule: Each mobile number has an equivalent voicemail number, the network code is in the format "
6x8" (note: format does NOT apply to Join Experience). The mobile network codes are: •
621:
POST Telecom (formerly LuxGSM) •
651: Eltrona (mvno on POST Telecom), starting 2017 •
661:
Orange •
671:
Join Experience •
691:
Proximus Luxembourg (Tango) In June 2009, a new numbering range for mobile machine-to-machine communication was introduced. The numbers have a fixed length of 12 digits and start with "
60", the only assigned network code from this range is: •
6021:
POST Telecom (formerly LuxGSM) ==References==