Numbers with prefix 991 in Spain
Landline
This page shows information about numbers beginning with 991 in Spain. If you received a call from an unknown number with this prefix, search the full number in our database to read community reports and comments.
Search a number with prefix 991
Search a phone number or a company name (Iberdrola, Telstra and Optus...) to check if it has been reported as spam.
Numbers reported with prefix 991
2 numbersAbout numbers 991
Numbers starting with 991 are landlines in Spain. They are assigned geographically. Sales calls from landlines are common, especially from telecom and energy companies.