South Dakota Phone Number Lookup /

Area Code 605 Phone Number Lookup

Who called from a 605 number? Look up any South Dakota phone number for free.

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Who Calls From the 605 Area Code?

The sole area code for South Dakota, 605 covers the entire state from Sioux Falls and Rapid City to Aberdeen. Major credit card customer service centers for Citi and Wells Fargo operate here, alongside Sanford Health nursing staff and Ellsworth Air Force Base administrators.

605 Phone Numbers Recently Reported as Spam

605 area code numbers reported as unwanted calls to the FTC in the last 30 days.

Phone Number Complaints Last Reported
(605) 864-4683
5
(605) 723-0209
3
(605) 975-4003
3
(605) 468-1618
2
(605) 663-7154
2
(605) 898-1421
2
(605) 752-9830
2
(605) 525-6727
2
(605) 981-2013
2
(605) 827-0944
2

Common Area Code 605 Phone Scams

South Dakota's 605 area code is seeing a rise in fake lawsuit threats and internet provider impersonation calls. Fraudsters try to frighten you with arrest warrants or fake service problems to get your money.

Law Enforcement / Legal System Aliases: Pending Claims Officers
Robocalls threaten imminent visits to the victim's home and workplace over vague "pending claims."
AT&T / CenturyLink / Frontier Aliases: Telecom Representatives
Scammers impersonate telecoms demanding immediate line switches to avoid fake $199 per-line charges.
Job Seekers / Indeed Users Aliases: Agneta Bevan, Alana Bason
Text messages offer fake $500/week personal assistant jobs via Outlook email to commit check fraud.
Telecom / Voicemail Services Aliases: Voicemail Hijackers
Attackers illicitly activate call forwarding on victim accounts to intercept personal calls and multi-factor codes.
Vehicle Manufacturers Aliases: Warranty Center
Repeated automated messages spoofing local numbers falsely warn of expiring car warranties to push service contracts.
Social Security Administration / IRS Aliases: US Higher Authorities
Callers threaten SSN blockage and federal criminal offenses to extract sensitive personal and financial info.

User Reports

Law Enforcement / Legal System

"Told me I had to pending claims against me, if I did not call back they would come to my residence and place of work. At the end of call I was told I had been notified and good luck."

AT&T / CenturyLink / Frontier

"Said he was from AT&T and to avoid the $199 per line charge we needed to act today. When pressed about being an actual AT&T employee, he hung up."

Job Seekers / Indeed Users

"I am Agneta Bevan, I got your # from Indeed. I need a Part-Time Personal Assistant/Errand Runner. Pay is $500/week. Email me for details: [email protected]"

Telecom / Voicemail Services

"My private cell phone number was being forwarded to this number unbeknownst to me. Was missing calls sporadically from friends/family. Verizon discovered and removed forwarding."

Vehicle Manufacturers

"Having owned a car dealership for 43 years, this is a SCAM!!"

Social Security Administration / IRS

"There is an enforcement action executed by the US higher authorities stating that your SSN is going to be blocked... This is the final attempt to reach you back."

Where is area code 605 located?

Phone numbers with the 605 area code originate from communities throughout the entire U.S. state of South Dakota.

Major Cities:

  • Aberdeen
  • Brookings
  • Huron
  • Mitchell
  • Pierre
  • Rapid City
  • Sioux Falls
  • Spearfish
  • Watertown
  • Yankton

Other Cities and Towns:

  • Alcester
  • Alexandria
  • Alpena
  • Andover
  • Arlington
  • Armour
  • Artesian
  • Astoria
  • Avon
  • Baltic
  • Belle Fourche
  • Belvidere
  • Beresford
  • Big Stone City
  • Bison

Overlay System

Area code 605 transitioned to ten-digit dialing by October 24, 2021, due to the nationwide designation of 988 as a dialing code for the National Suicide Prevention Lifeline. Current projections suggest that South Dakota will require a second area code by late 2026, as the existing 605 area code is nearing exhaustion.

FAQs About 605 Phone Numbers

Is area code 605 a scam?

No, 605 is South Dakota's area code, a real and fully operational prefix serving Sioux Falls, Rapid City, and Aberdeen. Scammers spoof it because a local number generates higher answer rates than an unknown out-of-state one.

Why do I get spam calls from area code 605?

Trust in a local number is what makes 605 worth faking. Robocalls threatening arrest or lawsuits for vague "pending claims" are widely reported across the state, as are callers impersonating AT&T and CenturyLink who pressure residents to switch to digital lines immediately or pay a per-line fee that same day.