Upper Gascoyne (Ext): landline numbers and carriers
Upper Gascoyne (Ext) is one of the town-level numbering areas the ACMA register uses under area code 08 (SA, WA & NT). The register lists 28 number blocks for it with about 14,900 allocated numbers, held by 17 carriers. A landline that calls you from one of these blocks was issued for the Upper Gascoyne (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 Upper Gascoyne (Ext)
Upper Gascoyne (Ext) is spread across carriers: SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED leads with 20.8% of allocated numbers, and 17 carriers hold blocks in total. The register names the range holder; individual numbers may operate on another network after porting.
| Carrier | Blocks | Numbers | Share |
|---|---|---|---|
| SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED | 2 | 3,100 | 20.8% |
| TELSTRA LIMITED | 2 | 3,000 | 20.1% |
| SYMBIO NETWORKS PTY LTD | 7 | 2,500 | 16.8% |
| OPTUS MOBILE PTY LIMITED | 1 | 2,000 | 13.4% |
| PRIMUS TELECOMMUNICATIONS PTY LIMITED | 3 | 1,200 | 8.1% |
| CHIME COMMUNICATIONS PTY LTD | 1 | 1,000 | 6.7% |
| OPTUS NETWORKS PTY LIMITED | 1 | 1,000 | 6.7% |
| NETSIP PTY LTD | 2 | 200 | 1.3% |
| ADARGA PTY LTD | 1 | 100 | 0.7% |
| C2A INTERNET.COM.AU PTY. LTD. | 1 | 100 | 0.7% |
| CHECK TECHNOLOGY GROUP PTY LTD | 1 | 100 | 0.7% |
| LMGPS LTD | 1 | 100 | 0.7% |
| NETERA PTY LTD | 1 | 100 | 0.7% |
| PIPE NETWORKS PTY LIMITED | 1 | 100 | 0.7% |
| PIVOTEL SATELLITE PTY LIMITED | 1 | 100 | 0.7% |
Number blocks registered for Upper Gascoyne (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 |
|---|---|---|
| 0899136000… | 3,000 | SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED |
| 0899170000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0899254000… | 2,000 | OPTUS MOBILE PTY LIMITED |
| 0899321100… | 100 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0899321200… | 100 | SYMBIO NETWORKS PTY LTD |
| 0899321400… | 100 | SYMBIO NETWORKS PTY LTD |
| 0899321500… | 100 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0899321600… | 100 | SYMBIO NETWORKS PTY LTD |
| 0899321700… | 100 | PIPE NETWORKS PTY LIMITED |
| 0899326300… | 100 | SYMBIO NETWORKS PTY LTD |
| 0899327800… | 100 | VIRTUTEL PTY LTD |
| 0899430000… | 2,000 | TELSTRA LIMITED |
| 0899439000… | 1,000 | TELSTRA LIMITED |
| 0899442000… | 100 | NETSIP PTY LTD |
| 0899442900… | 100 | SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED |
| 0899465000… | 1,000 | OPTUS NETWORKS PTY LIMITED |
| 0899662000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0899675200… | 100 | NETSIP PTY LTD |
Excerpt: the 18 lowest of 28 allocated blocks (source: ACMA register).
Check a number from Upper Gascoyne (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.