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Cloud PBX Providers

Luxembourg and the Greater Region. Service operators and PBX vendors. All reviewed independently against the same criteria.

Service Providers

9 operators active in Luxembourg and the Greater Region.
01 | DEEP Telecom — State-owned national operator
POST Luxembourg's B2B brand. CloudPBX, CloudVoice, and Managed UC tiers. Largest network infrastructure in Luxembourg. LU
02 | Orange Luxembourg — National mobile operator
Professional telephony bundles for SMEs and enterprises. Strong consumer brand with structured business offers. LU
03 | Tango — Second mobile network, Proximus Group
Cloud telephony for SMEs and enterprises with fixed-mobile convergence. Part of the Proximus Group. LU
04 | Proximus NXT — Belgian enterprise carrier
Managed IT and unified communications for mid-market and large organizations. Active in Luxembourg and the Greater Region. BE
05 | Cegecom — Business ISP and telecom
Cloud PBX and SIP Trunk solutions for SMEs and mid-size companies. Luxembourg-based. LU
06 | Visual Online — Business connectivity provider
Hosted telephony alongside business internet and managed IT services. LU
07 | Luxembourg Online — Business ISP, early VoIP provider
SIP trunking and hosted telephony for smaller businesses. One of the first ISPs in Luxembourg. LU
08 | Eltrona — Cable network operator
Business telephony and internet for SMEs, primarily in residential and semi-urban segments. LU
09 | Mixvoip — VoIP specialist and network operator
Luxembourg-based VoIP operator. SIP Trunking, hosted telephony, and the operator behind Voxbi. LU

PBX Vendors and Platforms

10 platforms reviewed. Software-based, vendor-neutral, deployed by partners or directly.
10 | Voxbi — Cloud PBX by Mixvoip
Native Luxembourg infrastructure. Published pricing. Greater Region number coverage (BE, DE, FR). LU
11 | 3CX — Software PBX, self-hosted or cloud
Popular with IT resellers across Europe. Available on Windows and Linux. Self-hosted or cloud deployment.
12 | Starface — German appliance and cloud PBX
Strong installed base in Germany, Austria, and Switzerland. Available as appliance, virtual machine, or cloud. DE
13 | Wildix — Browser-based UC via certified partners
WebRTC-based unified communications. Sold exclusively through certified Wildix partners.
14 | Innovaphone — German appliance PBX, DACH focus
Hardware and software PBX vendor. Strong partner ecosystem in the DACH region. DE
15 | Microsoft Teams — Collaboration platform with telephony add-on
Telephony via Direct Routing or Operator Connect. Requires an existing Microsoft 365 subscription.
16 | Cisco Webex — Enterprise UC suite, Cisco ecosystem
Calls, meetings, and messaging in one suite. Used by large organizations with existing Cisco infrastructure.
17 | Asterisk — Open-source telephony framework
Foundation for many commercial PBX products. Requires technical expertise to deploy and maintain.
18 | FreePBX — Open-source GUI on Asterisk
Web-based management interface built on Asterisk. Widely used for self-hosted deployments.

How to choose

Choose a service provider if you want a single managed connection with one invoice covering internet, telephony, and support. Choose a PBX vendor if you want platform flexibility and are comfortable sourcing your network and hardware separately.
For businesses in Luxembourg and the Greater Region that need transparent pricing and cross-border number coverage, the full comparison table shows all providers side by side across 12 criteria.
📅 Compare providers before you decide.
The full comparison table covers features, pricing transparency, and Greater Region coverage across all providers listed here.