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Who is Airsip?
Airsip is a telecommunications service provider focused on cloud-based fixed-line and mobile connectivity for residential and business customers in Spain.
- Cloud-hosted fixed telephony services for homes and businesses (communications).
- Mobile voice and data plans using virtual mobile network operator (MVNO) arrangements (communications).
- Convergent packages that bundle fiber, fixed telephony, and mobile services for single-invoice connectivity (communications).
- VoIP-based calling and number management with geographic and non-geographic numbering options (VoIP communications).
- Customer self-service portals for contract management, billing, and configuration of telecom services (IT services).
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More About
Airsip operates in the Spanish telecommunications market with a focus on cloud-centric voice and connectivity services that can be consumed by both residential users and organizations seeking flexible fixed and mobile communications. Its portfolio is structured around VoIP-based fixed telephony, mobile lines delivered through Mobile Virtual Network Operator (MVNO) agreements, and convergent bundles that combine fiber, fixed voice, and mobile in a single contract and invoice. For enterprises and small to medium-sized businesses, this approach allows telephony and mobile usage to be managed as an integrated service layer rather than as separate legacy PSTN and mobile contracts.
The company’s fixed telephony offering (VoIP communications) typically relies on SIP-based voice infrastructure, IP phones or compatible adapters, and cloud-hosted PBX-style capabilities provided from its own platform or partner platforms. This architecture enables features such as call forwarding, voicemail, multi-device ringing, and DID number assignment without on-premises (on-prem) PBX hardware. In enterprise or institutional environments, Airsip’s model can support branch offices, remote workers, and contact points through internet-based calling over existing data connectivity, with phone numbers that can be ported from traditional operators where supported.
On the mobile side, Airsip functions as a virtual mobile network operator (communications), purchasing wholesale radio access from one or more incumbent carriers and reselling packaged voice, SMS, and data to end customers. This allows businesses to align mobile subscriptions with their fixed telephony services under a single provider, which can simplify contract management, billing, and support. Bundled offerings may include shared or per-line data allowances and options to integrate mobile numbers into broader communication workflows, such as call forwarding from fixed lines to mobiles for staff who work on the move.
Airsip’s convergent and cloud-based positioning places it in the same general category as integrated telecom and Voice Over Internet Protocol (VoIP) providers that supply all-in-one connectivity for small offices, home offices, and distributed organizations. From a technical perspective, the company’s relevance lies in how it enables migration away from circuit-switched telephony toward Session Initiation Protocol (SIP) and IP-based voice, centralizing call control and configuration in web portals rather than on-prem PBX systems. In enterprise architecture catalogs and IT service taxonomies, Airsip can be classified under fixed and mobile communications services, VoIP telephony, and convergent connectivity bundles, providing the access and voice layer that underpins higher-level collaboration tools and business applications.
Our description of Airsip. Updated February 2026.
