Company lists · Data verified August 2026
Top 25 Call centers based in Spain
Use this directory to identify 148 call centers based in Spain, with 5,423 listed contacts and 203 listed email addresses. The directory was last updated in August 2026; Madrid is the single most-represented city among the companies on the list.
Call centers handle inbound and outbound phone interactions for clients, including customer service, sales, technical support, appointment setting, and other business communications. This list covers companies that provide call center services directly to businesses or organizations, including inbound, outbound, customer service, sales, support, and appointment-setting operations. Ranked by team size, largest first. Data current as of August 28, 2026.
The 25 largest call centers based in Spain
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Arvato CRM Solutions Iberia & Latam | 6 |
| 2 |  Fastco | 16 |
| 3 |  Unitono Contact Center | 27 |
| 4 | CPM International Contact Centre | 9 |
| 5 |  Sellbytel Group Spain | 32 |
| 6 |  Accepta | 1 |
| 7 |  Contactel | 7 |
| 8 |  Stream Mobile | 5 |
| 9 |  Grupo V3 | 7 |
| 10 |  Cosmos Call Center | 4 |
| 11 |  TELCO | 11 |
| 12 |  Call4u | 8 |
| 13 |  Logikaline | 1 |
| 14 | Plusnet Solutions | 8 |
| 15 |  Vozitel | 11 |
| 16 |  Jcp2call | 1 |
| 17 |  Essentiel-Outsourcing | 5 |
| 18 |  Weber Solutions | 5 |
| 19 |  CLICC | 3 |
| 20 |  Call Center Barcelona | 1 |
| 21 |  TM System Contact Center | 5 |
| 22 |  Telemarketing Golden Line S.L | 3 |
| 23 |  Grupo Aedea Comunicacion | 3 |
| 24 |  RE Redes Externas Outsourcing S.L | 2 |
| 25 |  Grupo Dtel | 1 |
Showing 25 of 148 call centers based in Spain
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 203 reachable decision-makers.
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Call centers based in Spain at a glance
As of Aug 28, 2026Companies by employee count
Call centers by metro
| Metro | Companies |
|---|---|
| Call centers in Madrid | 29 |
| Call centers in Barcelona | 22 |
| Call centers in Malaga | 10 |
| Call centers in Valencia | 3 |
| Call centers in Santander | 3 |
| Call centers in Benalmadena | 2 |
| Call centers in A Coruna | 2 |
How this list was built
- Source
- The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
- Inclusion
- Companies whose own business descriptions match “call centers”, with match quality audited by blind human judging, and headquartered in Spain.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
- Refresh
- Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.
Frequently asked
How many call centers are listed based in Spain?
148 call centers are listed based in Spain, with 5,423 contacts and 203 email addresses provided.
Which city has the most call centers in this list?
Madrid is the single most-represented city among the companies on the list.
How can I contact call centers in this directory?
The directory includes 5,423 listed contacts and 203 listed email addresses for the call centers included.
Ready to reach these companies? Verified emails and direct dials for all 148 call centers based in Spain. Start with a free account, no credit card.
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Call centers by geography
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About this data
RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.