Company lists · Data verified August 2026
Top 25 Customer service outsourcing companies based in Australia
There are 145 customer service outsourcing companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 5,589 professional contacts across them, including 592 with verified work emails and 99 with mobile numbers. Melbourne is the largest hub.
This list covers customer service outsourcing companies headquartered in Australia, 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.
The 25 largest customer service outsourcing companies based in Australia
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 | 28 | |
| 2 | 1 | |
| 3 | 41 | |
| 4 | 167 | |
| 5 | 62 | |
| 6 | 54 | |
| 7 | Acquire Asia Pacific PTY LTD | 3 |
| 8 | Acquire BPO | 22 |
| 9 | 16 | |
| 10 | 20 | |
| 11 | 2 | |
| 12 | 32 | |
| 13 | 7 | |
| 14 | 1 | |
| 15 | 2 | |
| 16 | 3 | |
| 17 | 3 | |
| 18 | 8 | |
| 19 | 3 | |
| 20 | 4 | |
| 21 | 9 | |
| 22 | 8 | |
| 23 | 15 | |
| 24 | 8 | |
| 25 | 5 |
Showing 25 of 145 customer service outsourcing companies based in Australia
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Customer service outsourcing companies based in Australia at a glance
As of Aug 28, 2026Companies by employee count
Customer service outsourcing companies by metro
| Metro | Companies |
|---|---|
| Customer service outsourcing companies in Melbourne | 32 |
| Customer service outsourcing companies in Sydney | 27 |
| Customer service outsourcing companies in Perth | 6 |
| Customer service outsourcing companies in Brisbane | 5 |
| Customer service outsourcing companies in Adelaide | 4 |
| Customer service outsourcing companies in Surry Hills | 2 |
| Customer service outsourcing companies in Parafield Gardens | 1 |
| Customer service outsourcing companies in Mitcham | 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 “customer service outsourcing companies”, with match quality audited by blind human judging, and headquartered in Australia.
- 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; 1 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 Australia?
There are 145 customer service outsourcing companies headquartered in Australia as of August 2026 (RevenueBase).
What is the largest company on this list?
Befree, headquartered in Maylands, tops this list with the largest team on record.
Which city has the most customer service outsourcing companies?
Melbourne leads with 32 headquartered companies, followed by Sydney (27) and Perth (6).
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 592 verified decision-maker contacts tracked across these 145 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.
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