
Luxembourg
Power & telecom standards in Luxembourg
Connectivity Overview
Tempest Telecom offered dial-up internet access, WiFi hotspot access, toll-free dial-up access and broadband ethernet access in Luxembourg. We also offered Iridium satellite Internet and Voice access in Luxembourg for communications in rural areas without infrastructure.
Luxembourg uses 230V at 50Hz. Power outlets are type C, F and telephone jacks are RJ-11.
Dial-up Internet Access
Tempest Telecom provided local dial-up access numbers in Luxembourg at $0.115/minute. Toll-free numbers were also available at $.17/minute. Travelers could connect using any standard modem with an RJ-11 telephone adapter.
WiFi Hotspot Access
Tempest Telecom provided WiFi hotspot access in Luxembourg at $19.95/day for unlimited browsing.
Adapters & Power
Travelers from North America will need a power plug adapter. European Type C/F adapters are widely compatible.
Standard RJ-11 jacks are used. Most international modems will connect without an adapter.
Luxembourg at a Glance

- Capital
- Luxembourg
- Phone Code
- +352
- Voltage
- 230V / 50Hz
- Power Plug
- C, F
- Phone Jack
- RJ-11
- Currency
- Euro
- Dial-up
- $0.115/min
- WiFi
- $19.95/day
About connectivity in Luxembourg
Luxembourg uses 230V/50Hz with Type C and Type F outlets. The phone jack is RJ-11. POST Luxembourg, the state-controlled operator, holds substantial market position. Orange Luxembourg and Tango (Proximus-owned) compete.
Luxembourgish commercial Internet emerged in 1995. The country's position as a banking and EU institutional hub generated substantial business-traveler and corporate-connectivity demand. ADSL rolled out from POST through the early 2000s; FTTH deployment has been aggressive given the small geographic footprint and high per-capita income.
The Luxembourgish prepaid international calling-card market through the 2000s served the substantial Portuguese-Luxembourgish community (Portuguese citizens are the largest single foreign nationality in Luxembourg, comprising approximately 15% of population), plus the French, Italian, German, and broader EU institutional populations.
Tempest Telecom served Luxembourg through dial-up POPs in Luxembourg City. The country's position as a major EU institutional and financial center generated sustained corporate-connectivity demand.
Modern Luxembourg has near-universal gigabit FTTH and mature 5G — consistently in the European top tier for broadband speed.
Tempest's services across Luxembourg, 1997–2012
Tempest Telecommunications operated international connectivity services in Luxembourg between 1997 and 2012 under a unified prepaid account that absorbed multiple service types onto a single customer credential. Customers in Luxembourg drew from the same balance for pre-paid international voice calling, RADIUS-authenticated dial-up Internet roaming, metered Wi-Fi hotspot access, Iridium satellite voice, and Inmarsat BGAN data terminals. An attempted kiosk-payment federation (PATN, 1998) extended the same architecture to public Internet terminals but failed to reach scale.
Iridium satellite voice was available in Luxembourg from approximately 2001 (post-bankruptcy relaunch). Thuraya coverage did not extend to Luxembourg; Inmarsat BGAN data terminals filled the broadband gap from late 2005.
Nearby countries in Europe
Italy · Latvia · Liechtenstein · Lithuania · Macedonia · Malta · Moldova · Monaco

