Willandra Lakes (Ext): landline numbers and carriers
Willandra Lakes (Ext) is one of the town-level numbering areas the ACMA register uses under area code 03 (VIC & TAS). The register lists 30 number blocks for it with about 38,000 allocated numbers, held by 20 carriers. A landline that calls you from one of these blocks was issued for the Willandra Lakes (Ext) area — though the line may since have been ported, and caller ID can be spoofed.
Source: ACMA register, data as of 31/08/2026
The carriers in Willandra Lakes (Ext)
Willandra Lakes (Ext) is spread across carriers: TELSTRA LIMITED leads with 18.4% of allocated numbers, and 20 carriers hold blocks in total. The register names the range holder; individual numbers may operate on another network after porting.
| Carrier | Blocks | Numbers | Share |
|---|---|---|---|
| TELSTRA LIMITED | 2 | 7,000 | 18.4% |
| SYMBIO NETWORKS PTY LTD | 6 | 6,000 | 15.8% |
| SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED | 2 | 4,000 | 10.5% |
| PRIMUS TELECOMMUNICATIONS PTY LIMITED | 3 | 3,000 | 7.9% |
| NETSIP PTY LTD | 2 | 2,000 | 5.3% |
| OPTUS MOBILE PTY LIMITED | 1 | 2,000 | 5.3% |
| ADARGA PTY LTD | 1 | 1,000 | 2.6% |
| AGILE PTY LTD | 1 | 1,000 | 2.6% |
| C2A INTERNET.COM.AU PTY. LTD. | 1 | 1,000 | 2.6% |
| CHECK TECHNOLOGY GROUP PTY LTD | 1 | 1,000 | 2.6% |
| CHIME COMMUNICATIONS PTY LTD | 1 | 1,000 | 2.6% |
| GENNEXT ENTERPRISES PTY LTD | 1 | 1,000 | 2.6% |
| LMGPS LTD | 1 | 1,000 | 2.6% |
| NETERA PTY LTD | 1 | 1,000 | 2.6% |
| OPTUS NETWORKS PTY LIMITED | 1 | 1,000 | 2.6% |
Number blocks registered for Willandra Lakes (Ext)
The ACMA allocates geographic numbers in blocks tied to this numbering area. Every registered block for this area is allocated to a carrier.
| Block start | Numbers | Held by |
|---|---|---|
| 0340020000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0340063000… | 1,000 | AGILE PTY LTD |
| 0340093000… | 2,000 | OPTUS MOBILE PTY LIMITED |
| 0340157000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0340200000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0340213000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0340264000… | 1,000 | PIPE NETWORKS PTY LIMITED |
| 0340326000… | 1,000 | VIRTUTEL PTY LTD |
| 0340369000… | 1,000 | SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED |
| 0340416000… | 1,000 | NETSIP PTY LTD |
| 0340459000… | 1,000 | LMGPS LTD |
| 0340502000… | 1,000 | THE TRUSTEE FOR READING FAMILY TRUST |
| 0340588000… | 1,000 | WHY PAY MORE 4 LESS PTY LTD |
| 0340633000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0340634000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0340674000… | 1,000 | GENNEXT ENTERPRISES PTY LTD |
| 0340702000… | 1,000 | NETSIP PTY LTD |
| 0340745000… | 1,000 | CHECK TECHNOLOGY GROUP PTY LTD |
Excerpt: the 18 lowest of 30 allocated blocks (source: ACMA register).
Check a number from Willandra Lakes (Ext)
Worth knowing
- Block data tells you where a line was issued, not who is calling — and scammers routinely spoof local landline numbers to make a call look nearby.
- Learn more: the Australian area codes guide and how caller ID spoofing works.