Company lists · Data verified August 2026
Top 13 Call centers based in Belgium
Use this directory to identify 33 call centers based in Belgium, with 1,256 listed contacts and 169 listed email addresses. The directory was last updated in August 2026; Bruxelles 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 13 largest call centers based in Belgium
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  N-Allo - Engie Group | 98 |
| 2 |  IPG | 21 |
| 3 |  Mifratel | 17 |
| 4 |  Captel S.A | 6 |
| 5 |  Nixxis Group | 10 |
| 6 |  Telmacom Telemarketing | 4 |
| 7 |  Multicom Europe | 2 |
| 8 |  Call Agent | 2 |
| 9 |  Passion Sales | 1 |
| 10 |  Indiga Bvba | 3 |
| 11 |  Q-Calls | 2 |
| 12 |  Thebluelink NV | 1 |
| 13 |  Interaction Force | 1 |
Showing 13 of 33 call centers based in Belgium
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Call centers based in Belgium at a glance
As of Aug 28, 2026Companies by employee count
Call centers by metro
| Metro | Companies |
|---|---|
| Call centers in Bruxelles | 2 |
| Call centers in Willebroek | 2 |
| Call centers in Brussels | 2 |
| Call centers in Hasselt | 2 |
| Call centers in Aalst | 2 |
| Call centers in Sint Niklaas | 1 |
| Call centers in Moeskroen | 1 |
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 Belgium.
- 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 Belgium?
33 call centers are listed based in Belgium, with 1,256 contacts and 169 email addresses provided.
Which city has the most call centers in this list?
Bruxelles is the single most-represented city among the companies on the list.
How can I contact call centers in this directory?
The directory includes 1,256 listed contacts and 169 listed email addresses for the call centers included.
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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.