Company lists · Data refreshed November 2026

Top 25 Telephony support service companies based in Australia

RevenueBase identified 48 company matches for telephony support service companies associated with Australia as of November 2026 and tracks 337 professional contacts across them, including 151 with verified work emails. Melbourne is the largest hub.

This list covers company matches for telephony support service companies associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
48Companies
337Contacts tracked
151Verified emails
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The 25 largest telephony support service companies based in Australia

Ranked by team size
Top 25 of 48 company matches for telephony support service companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAustraliaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“CitadelTech is a specialist data, video and voice technology management business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Switch isn't just any telco.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGold Coast, AustraliaHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“When it comes to your business, you want support from someone you can trust.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrisbane, AustraliaHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“Established in 2008, and part of the j2 Global group of companies (NASDAQ:JCOM), Fonebox is Australia’s leading provider of inbound telecommunications & voice-technology solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSunshine West, AustraliaHQ recorded Nov 6, 2026201-50017 contacts →

Exact match

“Telstra Business Partner Truetel- Service Provider of Telecommunication Our goal is to support our customer’s telecommunications and IT needs by providing high quality products…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“CommSys Australia was created to be your Business Communications and IT Systems Provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWetherill Park, AustraliaHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“The Bizcomm Team provides technical solutions to support Telstra Corporate and Business customers with mobiles, cloud services, IP telephony and complex data requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Convergecom helps Australian businesses simplify complex communications and build a clearer path forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSouth Melbourne, AustraliaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Now is a leading provider of business telco and technology services including IP voice, data, UC and hosted solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Datamini Communications commenced operations in 1986, providing sales, service and support for Telephony Systems, Telstra Network (Fixed line), Mobile phones, Internet and Hosted…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWoolloongabba, AustraliaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Service IS our business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTraralgon, AustraliaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“We offer a customer focused experience for all of your communications requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchChelsea, AustraliaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Although we're not a large company we do provide a large level of service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKeysborough, AustraliaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Sixfam is an experienced Telecommunications Service Provider established to help ease the frustrations of business owners in Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAlbury, AustraliaHQ recorded Nov 6, 202611-506 contacts →

Exact match

“INtelephony is a telecommunications / IT Provider with the motto "Connecting Business".”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCranbourne West, AustraliaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We pride ourselves on “Making Communications Easy” by providing easy-to-understand advice and assistance to help your business improve its communications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBentleigh, AustraliaHQ recorded Nov 6, 202651-2004 contacts →

Exact match

“With more than 10 years of experience in the telecommunication industry, we guarantee to provide you with fast and efficient customer care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAlexandria, AustraliaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“From the moment you contact the team at Logicall, you will be amazed at our professionalism and knowledge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGeebung, AustraliaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Leading-edge Telecommunications Technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNorth Adelaide, AustraliaHQ recorded Nov 6, 202611-503 contacts →

Exact match

“All businesses face communication challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCrestmead, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“French Technologies is not just another telecommunications or IT company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAllenstown, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“PureComm are your local Central Queensland specialist in Telecommunications Consultancy, Applications Design, System Integration, Hardware and Software Support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSpringfield Lakes, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Ozetel Pty Ltd is a retail telecommunications company specialising in the needs of small business in Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchFrankston, AustraliaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“At Continuum Technology Solutions, we understand that technology is constantly evolving, and being on the front foot is ideal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNunawading, AustraliaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Welcome to National Telefonix, a Full Service Telecommunications Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 48 telephony support service companies based in Australia

See the full list, filter by size, metro and specialty, and access 151 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telephony support service companies based in Australia at a glance

As of Nov 6, 2026
44.8%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
6.2%Largest-city concentration · Melbourne
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
16
51-200
5
201-500
1

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 48 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with Australia whose business descriptions match “telephony support service companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 151 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telephony support service companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telephony support service companies are there based in Australia?

RevenueBase identified 48 company matches for telephony support service companies associated with Australia as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Citadel Technology tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most telephony support service companies?

Melbourne leads with 3 company records, followed by Sydney (3) and Brisbane (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 151 professional contacts with verified work emails tracked across these 48 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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.