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Numbers with prefix 921 in Spain

Landline Segovia

En el plan español, 921 identifica servicio telefónico fijo disponible al público en la zona oficial de Segovia; el coste depende de la clase indicada y no del aspecto aislado del número.

Search a number with prefix 921

Search a phone number or a company name (Iberdrola, Movistar and Vodafone...) to check if it has been reported as spam.

Numbers reported with prefix 921

401 numbers

🔎 Most-reported numbers · 921

921040046192105123419210907051921118448192116919619211804391
+34 921 040 046
1 report
Other
+34 921 051 234
1 report
Other
+34 921 090 705
1 report
Scam
+34 921 118 448
1 report
Other
+34 921 169 196
1 report
Spam
+34 921 180 439
1 report
Scam
+34 921 210 028
1 report
Other
+34 921 210 063
1 report
Debt
+34 921 210 400
1 report
Scam
+34 921 210 404
1 report
Scam
+34 921 210 408
1 report
Other
+34 921 210 413
1 report
Telemarketing
+34 921 210 443
1 report
Other
+34 921 210 501
1 report
Other
+34 921 210 576
1 report
Other
+34 921 219 148
1 report
Telemarketing
+34 921 219 250
1 report
Other
+34 921 219 305
1 report
Telemarketing
+34 921 219 379
1 report
Telemarketing
+34 921 219 583
1 report
Other
+34 921 223 228
1 report
Other
+34 921 229 637
1 report
Telemarketing
+34 921 229 638
1 report
Other
+34 921 229 648
1 report
Other
+34 921 229 649
1 report
Other
+34 921 229 687
1 report
Other
+34 921 229 935
1 report
Scam
+34 921 229 942
1 report
Scam
+34 921 229 946
1 report
Other
+34 921 275 801
1 report
Scam
+34 921 275 802
1 report
Scam
+34 921 275 803
1 report
Scam
+34 921 275 806
1 report
Scam
+34 921 275 812
1 report
Telemarketing
+34 921 275 816
1 report
Other
+34 921 275 817
1 report
Scam
+34 921 275 819
1 report
Telemarketing
+34 921 275 821
1 report
Scam
+34 921 275 822
1 report
Scam
+34 921 275 823
1 report
Scam
+34 921 275 824
1 report
Scam
+34 921 275 827
1 report
Scam
+34 921 275 831
1 report
Scam
+34 921 275 835
1 report
Scam
+34 921 275 836
1 report
Scam
+34 921 275 837
1 report
Scam
+34 921 275 838
1 report
Scam
+34 921 275 839
1 report
Scam
+34 921 275 840
1 report
Scam
+34 921 275 845
1 report
Scam

About numbers 921

Numbers starting with 921 are landlines in Spain. They are assigned geographically. Sales calls from landlines are common, especially from telecom and energy companies.

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.

Useful guides

How to block spam callsSet up blocks and filters on your phone.How to see who is callingCheck warning signs before you call back.What to do about a suspicious callSimple steps to protect your data.Spam numbers directorySee numbers reported by other users.