Company lists · Data refreshed September 2026
Top 21 Outbound call centers based in Australia
RevenueBase identified 66 outbound call centers headquartered in Australia as of September 2026 and tracks 844 professional contacts across them, including 96 with verified work emails and 28 with mobile numbers. Sydney is the largest hub.
This list covers outbound call centers headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 21 largest outbound call centers based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | Acquire Asia Pacific PTY LTDPartial evidence | 178 | |||
“Acquire Asia Pacific's professional services are categorised into three major areas; contact centre or call centre (BPO), back office operations and performance based marketing.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | Unity4Indirect evidence | 132 | |||
“Unity4 helps organisations have better conversations, and get better outcomes.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | Acquire BPOIndirect evidence | 107 | |||
“Acquire BPO is an award-winning, global business outsourcer with 14 locations across Australia, the Dominican Republic, the Philippines and the United States.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 60 | ||||
“Symbios is an Australian-owned outsourcing business specialised in Lead Generation and Outbound Sales.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 33 | ||||
“If your sales pipeline needs filling, your customer base needs protecting or your team simply doesn't have the capacity to handle every conversation - that's where Forrest Contact…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 22 | ||||
“Contact 121 is a dynamic provider of flexible, affordable full-service, multi-media contact and business process outsourcing (BPO) solutions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 16 | ||||
“At McWhirters Global, we do one thing.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 15 | ||||
“Garner Collective specialises in B2B lead generation and sales growth solutions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 11 | ||||
“Positive Life Group is your trusted partner in lead generation and sales.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 | ||||
“An Appointment Setting Service to Boost Your Sales with Qualified Appointments -> What do we do?” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 10 | ||||
“Strike Force Sales is your trusted partner for exceptional sales lead generation across Asia Pacific.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 6 | ||||
“MS Marketing is a business development agency that works with B2B service providers, agencies, tech startups, and other.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 4 | ||||
“We book B2B sales teams in for qualified meetings - without the cost of an SDR team.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 | ||||
“Call Assist is a leading outbound and inbound Call Centre, Recruitment Consultancy and Virtual Administration service providing core business support to organisations looking for…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 | ||||
“CAPR will generate qualified leads within your ICP.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 | ||||
“Who We Are Call My Leads is your all-Australian call team, partnering with businesses nationwide to deliver fast lead response, smart re-engagement, and qualified meetings with…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 | ||||
“KONVERTLI Helps Time Poor & Frustrated Business Owners Generate More Customers & Scale For Growth Via Our Client Acquisition and Customer Management Team What We Do.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 | ||||
“The Corporate Group specialises in providing outsourced lead generation, sales, debt collection & customer retention services to companies with no upfront outlay.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 | ||||
“Kalouick CRM Solutions is a specialist CRM company offering outbound telemarketing services including Service Booking generation; sales lead prospecting / generation; satisfaction…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 | ||||
“At Sales Surge we’ve been helping companies generate new business.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 | ||||
“A harsh reality hit me a few years ago, many of the things that used to work so well in sales, were nothing like as effective as they used to be.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 21 of 66 outbound call centers based in Australia
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Outbound call centers based in Australia at a glance
As of Sep 5, 2026Companies by employee count
Verified emails by last verification
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among outbound call centers, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Australia whose own description of what they do matches “outbound call centers”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among outbound call centers, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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
- Every listed company carries at least one verified work email, 96 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
How many outbound call centers are there based in Australia?
RevenueBase identified 66 outbound call centers headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Acquire Asia Pacific PTY LTD, headquartered in Melbourne, tops this list with the largest team on record.
Which city has the most outbound call centers?
Sydney leads with 12 headquartered companies, followed by Melbourne (8) and Brisbane (5).
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 96 verified decision-maker contacts tracked across these 66 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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