Scam calls involve deliberate deception designed to extract money, personal information, or access credentials from the recipient. Under Australian law, telecommunications fraud is regulated by the Australian Communications and Media Authority (ACMA) and monitored by Scamwatch (ACCC). These reports represent phone numbers where community members have identified fraudulent intent, including impersonation of government agencies, financial institutions, and service providers.
Unlike spam calls, which involve unsolicited but non-fraudulent outreach, scam activity carries direct financial and identity risk. Numbers may also initially appear as suspicious before accumulating sufficient community consensus to confirm scam classification. Scam remains the highest-risk classification in the Reverseau intelligence framework, with concentrated activity observed across mobile (04) and VoIP-originated prefixes.
National Snapshot
Last updated: 2 March 2026
Latest Scam Reports
Most recently reported scam phone numbers from community submissions.
Risk levels are dynamically calculated based on cumulative report frequency and classification signals across the community reporting network.
Common Patterns in Scam Activity
Scam campaigns in Australia commonly follow established patterns. Community reports indicate concentrated activity during tax season (April–July) and holiday periods (November–December), with numbers frequently rotating through short-burst campaigns.
- Government impersonation — ATO, Medicare, Centrelink, and Services Australia spoofing remain the dominant vectors, often demanding immediate payment or threatening arrest
- Financial institution fraud — Bank security alert calls requesting account verification, card details, or remote access to "secure" accounts
- Delivery notification scams — Missed parcel SMS/calls directing targets to phishing pages or premium-rate callback numbers
- Technical support scams — NBN, Telstra, or Microsoft impersonation requesting remote desktop access to install malware
- Cryptocurrency & investment fraud — Unsolicited calls promoting high-return investment schemes, often following initial contact via social media
Prefix analysis reveals disproportionate activity from mobile (04) and VoIP-originated numbers, consistent with caller ID spoofing techniques. Numbers exhibit high reporting velocity within compressed time windows before going dormant.
How to Protect Yourself from Scam Calls
Never provide personal information, banking details, or remote access to unsolicited callers. Australian government agencies will not request payment via gift cards, cryptocurrency, or wire transfer. If a caller claims to represent a known institution, hang up and contact the organisation directly using officially published contact details.
Report suspected scam numbers to Scamwatch (ACCC) and ACMA. Community reporting through Reverseau contributes to faster classification convergence and broader awareness.
Monthly Trends
Reporting volume decreased by 100% in 2026-03 compared to the prior month, with 2 unique numbers reported.
Peak month: 2025-04 (6,458 reports)
| Month | Reports | Unique Numbers |
|---|
| 2026-03 |
2 |
2 |
| 2026-02 |
2,800 |
2,428 |
| 2026-01 |
3,579 |
2,900 |
| 2025-12 |
2,568 |
2,180 |
| 2025-11 |
4,163 |
3,369 |
| 2025-10 |
3,889 |
3,161 |
| 2025-09 |
3,710 |
3,092 |
| 2025-08 |
3,989 |
3,166 |
| 2025-07 |
5,014 |
3,802 |
| 2025-06 |
4,099 |
2,973 |
| 2025-05 |
5,370 |
4,112 |
| 2025-04 |
6,458 |
4,578 |
This intelligence is derived from community-submitted reports and represents collective classification rather than legal determination. All data is processed in accordance with Reverseau’s classification methodology, which prioritises transparency and consensus-based assessment. As reporting volume grows across Australian states and territories, classification accuracy improves through consensus convergence — strengthening the community intelligence layer that supports early detection and awareness.
For official telecommunications safety advice, refer to the Australian Communications and Media Authority (ACMA) and Scamwatch (ACCC).
Data coverage: 2014–Present · Last reviewed: 2 March 2026 · Source: Community-submitted reports