Luxembourg businesses can choose from local telecom operators, Cloud PBX providers, international business phone platforms and self-managed PBX systems. This directory maps the main options available in Luxembourg and the Greater Region and explains what type of provider or technology each one represents.
The market includes traditional telecom operators, hosted telephony providers, VoIP specialists, UCaaS platforms and software such as 3CX, Asterisk and FreePBX. These options may solve similar business-calling needs, but they differ significantly in deployment model, support, infrastructure ownership and management responsibility.
Use this page to explore the provider landscape. If you want ranked recommendations and a shortlist based on pricing, local support, Teams integration or other buying criteria, use the separate Cloud PBX comparison page.
Explore 22 Cloud PBX services, hosted PBX systems, business telephony providers, VoIP platforms and PBX technologies available to organisations in Luxembourg and the Greater Region. The directory covers Luxembourg telecom operators, international providers, UC platforms and self-managed PBX software, with each option reviewed using a consistent set of criteria.
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01. Regulatory status
Is the provider ILR-licensed in Luxembourg, and where is voice data stored? Licensed operators are directly accountable under Luxembourg law and EU data rules. Resellers and foreign platforms sit one or more steps away from that accountability.
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02. Network ownership
Who controls the voice path end to end? A direct operator owns the routing and carrier relationships. A reseller depends on a third party for the actual calls, which affects reliability, pricing flexibility, and how quickly issues get resolved.
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03. Number coverage
Can you get local numbers in LU, BE, DE, and FR in one account, and can you port existing numbers in and out without friction? Cross-border teams in the Greater Region often need numbers in all four countries managed from a single system.
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04. Pricing transparency
Are prices published on the website, or does every quote require a sales call? Published rates make comparisons fair and protect you from creeping bundle upsells. Quote-based models lock in vendor control over the commercial conversation.
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05. Feature depth
Does the platform stop at basic calling, or does it include voicemail-to-email, call recording, IVR, AI transcription, analytics, and presence? Match the feature set to what your team will actually use, not to a checklist of everything on the market.
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06. Integrations
Does the provider integrate with the tools your team already uses? Microsoft Teams, Odoo, HubSpot or other CRMs, SSO providers, and open APIs for custom workflows are the most common requirements for businesses in the region.
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07. Support model
Who answers when something breaks, in which languages, and inside what hours? Local support in French, German, English, and Luxembourgish matters when a time-sensitive issue hits. Published response times matter more than marketing claims.
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08. Deployment model
Is the service fully managed by the operator, delivered through a local partner, or self-hosted by your IT team? Match the deployment model to your internal resources. Under-resourced teams that pick self-hosted usually end up paying an integrator anyway.
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🇱🇺 Greater Region specifics
Several factors are specific to businesses working across LU, BE, DE, and FR borders. ISDN is being phased out across the region, which forces a migration decision whether you planned for one or not. Cross-border staff typically need LU, BE, DE, and FR numbers managed in one system. Multilingual support in FR, DE, EN, and LU is expected at the operator level. GDPR and ePrivacy apply to every voice flow, including recordings and transcripts.
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⭐ **Voxbi Cloud PBX by Mixvoip** LU
Native Luxembourg infrastructure. Published pricing. Greater Region number coverage across BE, DE, and FR. Operated by Mixvoip SA, ILR-licensed and active in Luxembourg since 2006. Read the full Voxbi overview or see how it compares to other operators in the full comparison table.
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01 | DEEP Telecom
State-owned national operator
POST Luxembourg's B2B brand. CloudPBX, CloudVoice, and Managed UC tiers. Largest network infrastructure in Luxembourg. LU
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02 | Orange Luxembourg
National mobile operator
Professional telephony bundles for SMEs and enterprises. Strong consumer brand with structured business offers. LU
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03 | Tango
Second mobile network, Proximus Group
Cloud telephony for SMEs and enterprises with fixed-mobile convergence. Part of the Proximus Group. LU
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04 | Cegecom
Business ISP and telecom
Cloud PBX and SIP Trunk solutions for SMEs and mid-size companies. Luxembourg-based. LU
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05 | Mixvoip
VoIP specialist and network operator
Luxembourg-based VoIP operator. SIP Trunking, hosted telephony, and the operator behind Voxbi. LU
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