Company lists · Data verified August 2026

Top 25 Customer service outsourcing companies based in South Africa

There are 159 customer service outsourcing companies headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 13,339 professional contacts across them, including 1,537 with verified work emails and 170 with mobile numbers. Cape Town is the largest hub.

This list covers customer service outsourcing companies headquartered in South Africa, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

159Companies
13,339Contacts tracked
1,537Verified emails
170Mobile numbers
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The 25 largest customer service outsourcing companies based in South Africa

Ranked by team size
Top 25 of 159 customer service outsourcing companies based in South Africa, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1MerchantsJohannesburg5,001-10,0003,583419
2Outworx Contact CentreDurban1,001-5,0001,448300
3RewardscoUmhlanga Durban1,001-5,0009143
4TalksureUmhlanga Durban501-1,00071786
5Custom ConnectDurban1,001-5,00054585
6Callforce Outsourcing SpecialistsJohannesburg1,001-5,0005436
7Icontact BPOJohannesburg1,001-5,000514111
8Capita South AfricaCape Town1,001-5,00045974
9Synergy Contact CentreEthekwini1,001-5,00043448
10Amplify5Cape Town201-50029295
1113tenDurban501-1,0002811
12Mango5Cape Town201-50027258
13Bespoke InternationalDurban5,001-10,00021416
14Italk InternationalRandburg1,001-5,00020820
15IntellibpoJohannesburg501-1,00016225
16ProceraEthekwini1,001-5,0001507
17Tchgroup The Consumer HelplineUmhlanga Durban201-5009922
18CXICape Town201-5009835
19Office Beacon South AfricaJohannesburg5,001-10,0008215
20Altron People SolutionsRandburgn/a824
21Ec3 South AfricaDurban201-500821
22Altitude BPOJohannesburg501-1,000721
23Overseas Administration Managementn/a201-5005921
24The Unlimited Global Business SolutionsDurban1,001-5,000484
25ELS Customer ExperienceJohannesburg201-5003711

Showing 25 of 159 customer service outsourcing companies based in South Africa

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Customer service outsourcing companies based in South Africa at a glance

As of Aug 28, 2026
51-200Median size (employees)
Cape TownLargest hub · 40 HQs
170Contacts with mobile numbers
4Emails re-verified in last 30 days

Companies by employee count

1-10
23
11-50
43
51-200
30
201-500
28
501-1,000
17
1,001-5,000
13
5,001-10,000
3
10001+
2

Customer service outsourcing companies by metro

MetroCompanies
Customer service outsourcing companies in Cape Town40
Customer service outsourcing companies in Johannesburg28
Customer service outsourcing companies in Durban20
Customer service outsourcing companies in Randburg7
Customer service outsourcing companies in Ethekwini5
Customer service outsourcing companies in Umhlanga Durban5
Customer service outsourcing companies in Pretoria3

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 “customer service outsourcing companies”, with match quality audited by blind human judging, and headquartered in South Africa.
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; 4 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 customer service outsourcing companies are there based in South Africa?

There are 159 customer service outsourcing companies headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Merchants, headquartered in Johannesburg, tops this list with the largest team on record.

Which city has the most customer service outsourcing companies?

Cape Town leads with 40 headquartered companies, followed by Johannesburg (28) and Durban (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,537 verified decision-maker contacts tracked across these 159 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.