Prefix 605 — page 20

605 is a mobile prefix.

The NoCall community has flagged 1,094 numbers with the 605 prefix: see which ones are spam or telemarketing.

Mobile

This page shows information about numbers beginning with 605 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. Mobile. Cost: Normal.

Search a number with prefix 605

Search a phone number or a company name (Amazon, PayPal, DHL, Microsoft...) to check if it has been reported as spam.

Operator assigned prefix 605

According to the CNMC numbering register, every assigned block of prefix 605 belongs to Orange: 1,000,000 of its 1,000,000 numbers.

  • Orange10 blocks · 1,000,000 numbers · 100% of the prefix

Because of number portability, a given number may have moved to another operator after the assignment. Source: Comisión Nacional de los Mercados y la Competencia (CNMC)

Prefix 605 activity on NoCall

Between 27 Oct 2026 and 6 Nov 2026 (11 measured days), 3,882 distinct numbers with this prefix were looked up. Adding up, day by day, the distinct IPs that looked one up gives 67 lookups.

Distinct IPs that looked up the prefix, per dayPeak: 15
27 Oct 20266 Nov 2026
See the daily figures
DayDistinct IPs
27 Oct 202615
28 Oct 202611
29 Oct 20266
30 Oct 202610
31 Oct 20268
1 Nov 20261
2 Nov 20262
3 Nov 20262
4 Nov 20268
5 Nov 20262
6 Nov 20262

Each bar is the number of distinct IPs that searched NoCall (web or app) for any number with this prefix that day (UTC days); an IP counts once a day however many numbers it looks up, and it may be a bot. Days without a complete measurement are left empty. Reports are only those sent by NoCall users and approved after review (no imported data or comments), counted per distinct user, and are shown from 3 users. A lookup does not mean the number is a scam. Updated on 7 Nov 2026

No numbers reported with prefix 605

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 605

Mobile. Cost: Normal. A prefix describes an allocation. Portability and caller-ID spoofing mean it cannot identify the caller on its own.

Source and review

Secretaría de Estado de Telecomunicaciones e Infraestructuras Digitales · Document: 2021-02-18 · Reviewed: 2026-08-09

A prefix describes an allocation. Portability and caller-ID spoofing mean it cannot identify the caller on its own.

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