Prefix 900 — page 17
Toll-free
En el plan español, 900 identifica servicio de cobro revertido automático; el coste depende de la clase indicada y no del aspecto aislado del número.
Search a number with prefix 900
Search a phone number or a company name (Iberdrola, Movistar and Vodafone...) to check if it has been reported as spam.
No numbers reported with prefix 900
We do not have public reports for this prefix yet. Try searching a full number or submit a report if you just received a suspicious call.
About numbers 900
Numbers starting with 900 are toll-free lines in Spain. Companies mainly use them for customer support.
Official source and review
Secretaría de Estado de Telecomunicaciones e Infraestructuras Digitales · Document: 2021-02-18 · Reviewed: 2026-08-09
A prefix describes an official allocation. Portability and caller-ID spoofing mean it cannot identify the caller on its own.