1300 & 1800 Number Lookup and Reverse Lookup — Simple 1300 Numbers
Free 1300 and 1800 number lookup and reverse lookup tools for Australia — check number availability, search by pattern or keyword, and identify who is behind an unknown business number.
1300 & 1800 Number Lookup and Reverse Lookup
Every business number in Australia is a shared-cost or toll-free number (1300 and 1800) owned by the ACMA. Whether you are choosing a new number, checking whether one is still available, or trying to identify who is behind an unknown seller, the lookup tools on this site make it quick and free.
Look up and check availability
Before you commit to a number, search our live inventory to find one that is available and easy to remember:
- Use the 1300 number lookup tool to search 1300 numbers by pattern or keyword and check availability instantly.
- Search the 1300 number search page for 1300 more broadly, including Australian-wide results on 1300 number search Australia.
- Try the 1300 number availability checker, or the targeted 1300 number availability check to confirm a specific number is free.
- Queensland businesses can check the 1300 number lookup QLD page for state-specific options.
- For free search options see 1300 number lookup free and 1300 number search free.
- Comparing a 1300 with an 1800? See the 1800 number search and 1800 number lookup pages.
Reverse lookup — identify an unknown number
Wondering who is calling from that 1800 or 1300 number? These free reverse-lookup tools help you identify the business behind an unknown number:
- The 1800 number reverse lookup is our most-used tool — identify the owner of any 1800 number in Australia.
- The 1300 number reverse lookup Australia free does the same for 1300 numbers.
- For more options see 1300 number reverse lookup Australia and the 1800 number reverse lookup.
Directories and checks
- Browse the 1300 number directory for number categories, or the 1300 number directory Australia and 1800 numbers Australia directory.
- Use the 1300 number check or 1300 number check online to verify a number, plus the 1800 number checker and 1800 number checker Australia.
Choosing the right number
Once you have found a number that is available, read the guides on how 1300 numbers work, learn about 1300 number costs and pricing, or head straight to get your 1300 number and get your 1800 number.
Frequently Asked Questions
Is the lookup and reverse lookup free?
Yes. All the lookup, availability and reverse-lookup tools on this site are free to use — you do not need an account to check availability or identify an unknown business number.
Can I identify the owner of an 1800 number?
In most cases yes. The 1800 number reverse lookup uses the ACMA registry and directory data to show the business behind a public 1800 number. Privacy rules protect unlisted and residential numbers.
How do I check if a 1300 number is available?
Use the 1300 number availability check or 1300 number lookup — enter the number or pattern you want and the tool will tell you instantly whether it is free to activate.
Will I pay to look a number up?
No. Checking availability and doing a reverse lookup are free, and they never commit you to anything. You only choose a plan when you are ready to activate a number.