Prefix 881 — page 2

Operators with numbering in prefix 881

According to the CNMC numbering register, the numbering of prefix 881 is split between 46 operators (633,000 of 1,000,000 numbers assigned).

• R13 blocks · 130,000 numbers · 13% of the prefix
• Movistar12 blocks · 120,000 numbers · 12% of the prefix
• Orange8 blocks · 80,000 numbers · 8% of the prefix
• Xtra Telecom4 blocks · 40,000 numbers · 4% of the prefix
• Aire Networks Del Mediterráneo2 blocks · 20,000 numbers · 2% of the prefix
• Vodafone2 blocks · 20,000 numbers · 2% of the prefix
• Alai Operador De Telecomunicaciones1 block · 10,000 numbers · 1% of the prefix
• Alisys Digital1 block · 10,000 numbers · 1% of the prefix
• Belgacom International Carrier Services1 block · 10,000 numbers · 1% of the prefix
• Bt Global Ict Business Spain1 block · 10,000 numbers · 1% of the prefix
• Colt Technology Services1 block · 10,000 numbers · 1% of the prefix
• Comunistone1 block · 10,000 numbers · 1% of the prefix
• and 34 more operators

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 881 activity on NoCall

Between 27 Oct 2026 and 6 Nov 2026 (11 measured days), 1,173 distinct numbers with this prefix were looked up. Adding up, day by day, the distinct IPs that looked one up gives 74 lookups.

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 881

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.