Swansea (NSW): landline numbers and carriers
Swansea (NSW) is one of the town-level numbering areas the ACMA register uses under area code 02 (NSW & ACT). The register lists 39 number blocks for it with about 131,000 allocated numbers, held by 19 carriers. A landline that calls you from one of these blocks was issued for the Swansea (NSW) 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 Swansea (NSW)
TELSTRA LIMITED holds the largest share here with 58% of allocated numbers — with 18 other carriers alongside. The register names the range holder; individual numbers may operate on another network after porting.
| Carrier | Blocks | Numbers | Share |
|---|---|---|---|
| TELSTRA LIMITED | 4 | 76,000 | 58% |
| SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED | 3 | 12,000 | 9.2% |
| TPG TELECOM LIMITED | 1 | 10,000 | 7.6% |
| OPTUS NETWORKS PTY LIMITED | 5 | 6,500 | 5% |
| SYMBIO NETWORKS PTY LTD | 7 | 6,500 | 5% |
| PRIMUS TELECOMMUNICATIONS PTY LIMITED | 4 | 4,000 | 3.1% |
| NETSIP PTY LTD | 2 | 2,000 | 1.5% |
| OPTUS MOBILE PTY LIMITED | 1 | 2,000 | 1.5% |
| PIPE NETWORKS PTY LIMITED | 2 | 2,000 | 1.5% |
| ADARGA PTY LTD | 1 | 1,000 | 0.8% |
| AGILE PTY LTD | 1 | 1,000 | 0.8% |
| C2A INTERNET.COM.AU PTY. LTD. | 1 | 1,000 | 0.8% |
| CHECK TECHNOLOGY GROUP PTY LTD | 1 | 1,000 | 0.8% |
| CHIME COMMUNICATIONS PTY LTD | 1 | 1,000 | 0.8% |
| LMGPS LTD | 1 | 1,000 | 0.8% |
Number blocks registered for Swansea (NSW)
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 |
|---|---|---|
| 0240027000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0240068000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0240087000… | 1,000 | OPTUS NETWORKS PTY LIMITED |
| 0240106000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0240192000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0240214000… | 1,000 | AGILE PTY LTD |
| 0240244000… | 1,000 | OPTUS NETWORKS PTY LIMITED |
| 0240269000… | 2,000 | OPTUS MOBILE PTY LIMITED |
| 0240396000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0240406000… | 500 | OPTUS NETWORKS PTY LIMITED |
| 0240406500… | 500 | SYMBIO NETWORKS PTY LTD |
| 0240407000… | 1,000 | OPTUS NETWORKS PTY LIMITED |
| 0240439000… | 1,000 | PRIMUS TELECOMMUNICATIONS PTY LIMITED |
| 0240447000… | 1,000 | SYMBIO NETWORKS PTY LTD |
| 0240466000… | 1,000 | PIPE NETWORKS PTY LIMITED |
| 0240545000… | 1,000 | VIRTUTEL PTY LTD |
| 0240602000… | 1,000 | SOUL PATTINSON TELECOMMUNICATIONS PTY LIMITED |
| 0240623000… | 1,000 | NETSIP PTY LTD |
Excerpt: the 18 lowest of 39 allocated blocks (source: ACMA register).
Check a number from Swansea (NSW)
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.