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POST Telecom

Luxembourg telecommunications brand and mobile network operator, formerly known as LuxGSM.

Last updated August 24, 2026

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Overview

POST Telecom is a Luxembourg telecommunications brand and mobile network operator associated with POST Luxembourg, the state-owned postal and telecommunications group of Luxembourg. The business originated under the LuxGSM name and became one of the country’s principal mobile communications providers. Its domestic market is Luxembourg, where it competes with other mobile operators including Tango, Orange Luxembourg and Join Experience. The operator’s ownership reflects the structure of Luxembourg’s telecommunications sector. LuxGSM was wholly owned by P&TLuxembourg, the government-owned corporation responsible for postal and telecommunications services. Following the evolution of the parent organization into POST Luxembourg, the mobile business was brought under the POST brand. On 30 September 2013, P&TLuxembourg and LuxGSM were merged into a single POST Luxembourg brand architecture, and the LuxGSM network was renamed POST. Before the rebranding, LuxGSM also had an international roaming relationship with Vodafone. From 2004 through 2009, LuxGSM was Vodafone’s national partner in Luxembourg, allowing LuxGSM customers to use Vodafone’s network while roaming. That arrangement ended in early 2009, when Tango became Vodafone’s partner network for Luxembourg. The change marked a shift in the operator’s external network-partnership model before the later consolidation of its consumer-facing identity under POST. POST Telecom’s core scope is mobile connectivity and related telecommunications services. The available reference material identifies it primarily as a mobile phone network operator rather than documenting a separately branded portfolio of specific devices, applications or enterprise products. The brand’s strategic role is therefore closely tied to POST Luxembourg’s broader provision of communications infrastructure and services in the Luxembourg market. The operator has been described as the largest mobile network in Luxembourg by subscriber count, with a reference figure of approximately 250,000 subscribers. That figure is not assigned a current reporting period in the available material and should therefore be treated as a historical or undated reference rather than a current performance statistic. The available sources do not provide reliable information about POST Telecom’s founding year, named founders, current executives, financial results, official website, or detailed product-generation history.

History

Post Telecom is the mobile telecommunications operation historically known as LuxGSM and now associated with the POST Luxembourg brand. Its development is closely connected to P&TLuxembourg, a government-owned Luxembourg corporation providing postal and telecommunications services. P&TLuxembourg owned LuxGSM outright, placing the mobile operator within the country’s public telecommunications structure. The available historical record identifies LuxGSM as a Luxembourgish mobile phone network operator serving the domestic market. It competed with other Luxembourg mobile providers, including Tango, Orange Luxembourg—formerly known as VOX mobile—and Join Experience. The operator was described as having approximately 250,000 subscribers and as the largest mobile network in Luxembourg, although the source does not specify the date or reporting period for that subscriber figure. From 2004 to 2009, LuxGSM operated as Vodafone’s national partner in Luxembourg. Through that arrangement, LuxGSM customers could access Vodafone’s network when roaming. The relationship ended in early 2009, after which Tango replaced LuxGSM as Vodafone’s partner network in Luxembourg. This was an important partnership change in the company’s international roaming arrangements, but the available material does not explain the commercial terms or strategic rationale behind it. The most significant documented change in the company’s brand history occurred on 30 September 2013. P&TLuxembourg and LuxGSM were merged into a single POST Luxembourg brand. As part of that consolidation, the LUXGSM network was renamed POST. The change aligned the mobile operation with the broader identity of Luxembourg’s state-owned postal and telecommunications group and reduced the separation between the group’s postal, fixed-line and mobile activities. After the 2013 transition, the mobile operation is generally described under the POST or POST Telecom identity. The available sources do not establish a separate founding year for LuxGSM or POST Telecom, do not identify individual founders or executives, and do not provide a detailed chronology of network technologies, tariff families, devices, financial results or subsequent ownership changes. Accordingly, the documented history is centered on three verifiable stages: operation as LuxGSM, the Vodafone roaming partnership between 2004 and 2009, and the 2013 consolidation and rebranding under POST Luxembourg.

  • 2013

    LuxGSM is renamed POST

    [1]

    P&TLuxembourg and LuxGSM were merged into a unified POST Luxembourg brand on 30 September 2013, and the LUXGSM network was renamed POST.

  • 2009

    Vodafone partnership ends

    [1]

    The LuxGSM–Vodafone partnership ended in early 2009, with Tango taking over as Vodafone’s Luxembourg partner network.

  • 2004

    LuxGSM begins Vodafone national partnership

    [1]

    LuxGSM became Vodafone’s national partner in Luxembourg, enabling LuxGSM customers to use Vodafone’s network while roaming.

Products and positioning

A nationally rooted Luxembourg telecommunications operator backed by the country’s state-owned postal and communications group, with a strong domestic mobile-network presence.

  • Mobile telecommunications · 2013

    POST mobile network

    The domestic mobile communications network operating under the POST identity after the 2013 consolidation of P&TLuxembourg and LuxGSM. The documented service scope includes mobile connectivity and roaming access, but the available reference does not provide a detailed account of network generations, tariff plans or coverage specifications.

  • Mobile telecommunications

    LuxGSM

    The former name of POST Telecom’s mobile network operation. LuxGSM served the Luxembourg market and operated as Vodafone’s national partner from 2004 until early 2009, before being renamed POST in the 2013 brand consolidation.

  • Roaming · 2004

    Mobile roaming services

    Roaming is a documented part of the operator’s service history. During the 2004–2009 Vodafone partnership, LuxGSM customers could access Vodafone’s network while roaming. The available source does not specify the full set of later roaming partners or commercial packages.

Brand decisions

  • 2013

    Consolidation under the POST Luxembourg brandStrategy

    Background

    P&TLuxembourg owned LuxGSM and also provided postal and telecommunications services through the wider national group.

    Action taken

    P&TLuxembourg and LuxGSM were merged into a single POST Luxembourg brand on 30 September 2013, with the LUXGSM network renamed POST.

    Aftermath

    The mobile operation adopted the POST identity and became more directly aligned with the group’s unified national telecommunications brand.

  • 2009

    End of Vodafone national partnershipStrategy

    Background

    LuxGSM had served as Vodafone’s national partner in Luxembourg since 2004, providing roaming access to Vodafone’s network.

    Action taken

    The partnership ended in early 2009, and Tango replaced LuxGSM as Vodafone’s partner network in Luxembourg.

    Aftermath

    The change altered LuxGSM’s roaming partnership position in Luxembourg. The available reference does not document financial consequences or the reasons for the change.

Sources1 sources

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