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Public FCC data
Do people in South Dakota report fewer spam calls than most states? They filed 203 FCC complaints in 12 months, fourth fewest per person.
From October 2025 to September 2026, people in South Dakota filed 203 unwanted-call complaints with the FCC, or 21.7 for every 100,000 residents, the fourth-lowest rate among the 50 states and DC. Only 21 of the 64 numbers people reported with a US area code carried one from South Dakota, against 50% across the country.
- 203unwanted-call complaints filed with the FCC by people in South Dakota, October 2025 to September 2026
- 21.7complaints for every 100,000 residents, 48th of 51 (the whole country: 36.6)
- 605the area code people there named most, on 21 complaints (Sioux Falls, Rapid City and all of South Dakota)
Source: Federal Communications Commission, CGB - Consumer Complaints Data (dataset 3xyp-aqkj), issue "Unwanted Calls", read on November 4, 2026. Population: U.S. Census Bureau, Vintage 2025. All sources.
People in South Dakota reported area code 605 most, and 1 of the 10 busiest area codes is in South Dakota.
Each row counts the complaints from people in South Dakota whose caller ID started with that code. One code in the list is toll-free and belongs to no place. Together these 10 codes account for 42 of the 72 complaints that gave a caller ID.
| Rank | Code | Where it is | In South Dakota? | Complaints |
|---|---|---|---|---|
| 1 | 605 | Sioux Falls, Rapid City and all of South DakotaIn South Dakota | Yes | 21 |
| 2 | 833 | Toll-free, tied to no placeNo place | No place | 5 |
| 3 | 270 | Bowling Green and western KentuckyIn KY | No, KY | 3 |
| 4 | 502 | Louisville, KYIn KY | No, KY | 3 |
| 5 | 202 | Washington, D.C.In DC | No, DC | 2 |
| 6 | 276 | Bristol, Martinsville and Abingdon, VAIn VA | No, VA | 2 |
| 7 | 631 | Suffolk County, Long Island, NYIn NY | No, NY | 2 |
| 8 | 804 | Richmond and central VirginiaIn VA | No, VA | 2 |
| 9 | 205 | Birmingham, ALIn AL | No, AL | 1 |
| 10 | 207 | All of MaineIn ME | No, ME | 1 |
Complaints from South Dakota peaked at 29 in April 2026, against 14 in September 2026.
October 2025 and November 2025 are shaded and dotted because the FCC file holds only 323 and 16,267 complaints of any kind in those months, against about 29,400 in a usual one.
Complaints from South Dakota by month
Unwanted-call complaints filed from South Dakota per month, October 2025 to September 2026.
- Complaints filed from South Dakota
- Months the FCC file is thin
| Month | All complaints |
|---|---|
| October 2025 | 0 |
| November 2025 | 11 |
| December 2025 | 21 |
| January 2026 | 17 |
| February 2026 | 23 |
| March 2026 | 17 |
| April 2026 | 29 |
| May 2026 | 18 |
| June 2026 | 17 |
| July 2026 | 18 |
| August 2026 | 18 |
| September 2026 | 14 |
Prerecorded calls are the biggest group of complaints from South Dakota, at 40% against 41% across the country.
The FCC files robocalls, live callers and texts under one issue, "Unwanted Calls". The bar shows how the 203 complaints from South Dakota split by what the person says reached them.
What reached people in South Dakota
How the 203 complaints from South Dakota split.
- Prerecorded call40% · 82 complaints
- Live caller31% · 62 complaints
- Text message14% · 28 complaints
- Kind not stated15% · 31 complaints
Across the country the split is prerecorded call 41%, live caller 26%, text message 15%, kind not stated 17%.
Fewer than half of the US numbers people in South Dakota reported carry a South Dakota area code, 21 of 64 (33%), against 50% across the country.
Of 72 complaints that gave a caller ID, 21 named a South Dakota code, 43 a code from another state, 8 a toll-free code and 0 something else, such as a special-use code, a number abroad or a prefix that is not assigned.
Where the numbers people in South Dakota reported came from
Where the 72 caller ID numbers from South Dakota came from.
South Dakota ranks 48th of 51 for complaints per 100,000 people, between West Virginia and Vermont.
Colorado leads the list at 109.8 and North Dakota is last at 13.8. The 50 states and DC together file 36.6.
South Dakota next to the states ranked around it
Complaints for every 100,000 residents, the states ranked next to South Dakota.
Here is what to do when a spam call reaches you in South Dakota.
See why so many calls reach you
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Check one number that called you
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Get a number with a South Dakota area code
Each of these area codes of South Dakota has a page that shows how to get a number in it that rings the phone you already carry.
These are the questions people ask about spam calls in South Dakota, answered from the data.
203 unwanted-call complaints from October 2025 to September 2026, which is 21.7 for every 100,000 residents. That ranks 48th among the 50 states and DC per person and 49th by total count.
605 (Sioux Falls, Rapid City and all of South Dakota) was named on 21 complaints, 21 of the 72 of the complaints that gave a caller ID number. Next were 833 (toll-free, tied to no place) with 5 and 270 (Bowling Green and western Kentucky) with 3.
Not mostly. 21 of the 64 of the complaints that named a US area code carried a South Dakota code, against 50% across the country. After South Dakota, the area codes named most belonged to Kentucky (6), New York (6) and Virginia (6). Caller ID can be faked, so a code shows what appeared on the phone, not where the caller was.
40% were about prerecorded calls, 31% about a live caller and 14% about text messages, and 15% did not say. Across the country the split is 41%, 26% and 15%.
April 2026, with 29 complaints. The quietest full month was September 2026, with 14. October 2025 and November 2025 are left out of that comparison because the FCC file is thin for them.
File a complaint with the FCC's Consumer Help Center at consumercomplaints.fcc.gov. Complaints filed there are the ones counted on this page, listed by the state of the person who filed. To report a scam or fraud call, use ReportFraud.ftc.gov.
A state with more people files more complaints just by being bigger. Dividing by the Census Bureau's July 1, 2025 estimate for South Dakota (935,094 residents) puts every state on one scale, which is why South Dakota ranks 48th per person and 49th by total count.
Every number on this page comes from two public sources.
The complaints come from the FCC.
Federal Communications Commission, CGB - Consumer Complaints Data (dataset 3xyp-aqkj), issue "Unwanted Calls", filed October 1, 2025 to September 30, 2026, read from opendata.fcc.gov on November 4, 2026.
The population comes from the Census Bureau.
U.S. Census Bureau, Population Division, Annual Estimates of the Resident Population for the United States, Regions, States, District of Columbia, and Puerto Rico: April 1, 2020 to July 1, 2025 (NST-EST2025-POP), Vintage 2025 estimate for July 1, 2025, released January 2026, checked November 2026.
Data: FCC Consumer Complaints, Oct 2025 to Sep 2026, analysed by ExpressNumber. www.expressnumber.com/spam-calls-by-state/south-dakota
See every state ranked
All 50 states and DC by complaints per 100,000 people, with South Dakota marked.
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The 25 busiest local area codes, the toll-free codes and a search of every code in the data.
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