Key Findings
South Dakota generates 23,651 FTC complaints from a single area code (605), ranking #205 nationally with just 35.9% in-state targeting - the second-lowest of any single-code state. ScamVerify™ analysis shows 605 functions as a pure nationwide campaign code, with nearly two-thirds of its scam calls reaching out-of-state recipients. Debt leads at 2,644 complaints (82.8% robocall), followed by impersonation at 2,241 (70.4%). Medical at 1,780 has an unusually low 44.4% robocall rate, indicating most medical scams here use live operators rather than automated calls.
South Dakota's Single Area Code
| Rank | Area Code | Region | Complaints | In-State % | Nat'l Rank |
|---|---|---|---|---|---|
| 1 | 605 | Entire state | 23,651 | 35.9% | #205 |
South Dakota's Scam Category Profile
| Rank | Scam Category | Complaints | Robocall % |
|---|---|---|---|
| 1 | Debt reduction | 2,644 | 82.8% |
| 2 | Government/business impersonation | 2,241 | 70.4% |
| 3 | Medical and prescriptions | 1,780 | 44.4% |
| 4 | Warranties and protection plans | 508 | - |
| 5 | Charities | 267 | - |
| 6 | Tech support | 139 | - |
Medical robocall at 44.4% is the lowest of any state in our series, meaning the majority of medical scam calls from 605 use live operators. Debt at 82.8% robocall remains the most automated category.
Top 5 Most Reported Numbers
| Rank | Phone Number | Complaints | Primary Category |
|---|---|---|---|
| 1 | (605) 309-7511 | 126 | Dropped calls (93%) |
| 2 | (605) 884-4130 | 94 | Mixed |
| 3 | (605) 405-1035 | 74 | Mixed |
| 4 | (605) 309-7495 | 74 | Dropped calls (99%) |
| 5 | (605) 702-5379 | 68 | Mixed |
What South Dakotans Can Do
- Check any suspicious number on ScamVerify's phone lookup. South Dakota has thousands of known scam numbers operating from the 605 code.
- Report scam calls to the FTC at ReportFraud.ftc.gov and to the South Dakota AG at consumer.sd.gov or 1-800-300-1986.
- Dropped call numbers are probe calls. If you see repeated calls from (605) 309-7511 or similar that hang up immediately, do not call back - they are verifying active numbers.
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FAQ
What types of scams are most common in South Dakota?
Debt leads at 2,644 (82.8% robocall), impersonation at 2,241 (70.4%), and medical at 1,780 (44.4% robocall - the lowest automated rate of any state).
Why is South Dakota's in-state rate so low?
Just 35.9% of 605 scam calls reach South Dakota residents - the second-lowest of any single-code state. The code is used almost entirely for nationwide spoofed campaigns.
How do I report a scam call in South Dakota?
Report to the FTC at ReportFraud.ftc.gov and the South Dakota AG at consumer.sd.gov or 1-800-300-1986.
