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Dark fiber · Spain

Dark fiber providers in Spain

Which carriers offer dark fiber in Spain?

viabandwidth maps 5 carriers in Spain that name dark fiber as a product on their own site, ranked by announced route space so you can shortlist before approaching an operator for a quote.

Carriers in Spain advertising dark fiber, captured in the viabandwidth crawl. Route space from public RIR and BGP data. Last reviewed 2026-09-04.

5 providers

Showing the top 3

Afr-ix

afr-ix.com

Faster and more efficient than ever before – 5G is coming!

IP transitWavelengthDIAMPLS
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Lyntia

lyntia.com

Ejemplos reales de cómo lyntia conecta operadores y empresas consoluciones de fibra oscura y circuitos en el mercado mayorista español.

WavelengthDark fiberMPLSEthernet
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Telxius

telxius.com

Telxius, la empresa de infraestructuras de telecomunicaciones del Grupo Telefónica, ha anunciado hoy que Amazon Web Services (AWS) ha firmado un acuerdo IRU para el uso de un par…

Dark fiberIP transitWavelengthEthernet
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FAQ

Frequently asked questions

Which carriers offer dark fiber in Spain?
viabandwidth lists 5 carriers registered in Spain that advertise dark fiber on their own sites, ranked by announced route space. The largest networks appear first.
How do I get a contact for one of these carriers?
A profile shows a direct procurement contact only when the operator has claimed its listing and provided one. Otherwise the profile links to the operator site so you can reach them directly.
Dark fiber elsewhere
Other services in Spain