Company lists · Data refreshed September 2026
All Outbound call centers lists
Every Outbound call centers list RevenueBase publishes, by country and city. 16 lists covering 2,463 companies, verified September 2026. Largest markets first.
Outbound call centers by location
- Outbound call centers based in the United States979
- Outbound call centers based in the United Kingdom344
- Outbound call centers based in Germany149
- Outbound call centers based in Italy132
- Outbound call centers based in France130
- Outbound call centers based in Canada124
- Outbound call centers based in the Netherlands121
- Outbound call centers based in Spain79
- Outbound call centers based in Brazil72
- Outbound call centers based in Australia66
- Outbound call centers based in Mexico62
- Outbound call centers based in South Africa60
- Outbound call centers based in Denmark39
- Outbound call centers based in Sweden39
- Outbound call centers based in Poland36
- Outbound call centers based in Argentina31
Counts are matching companies in the RevenueBase company graph as of each list's last refresh date.