Who is calling from 605?
Area code 605 belongs to Sioux Falls, South Dakota. Enter the full number to see the carrier, line type and location free, and the owner name when on record.
Eastern South Dakota (Sioux Falls, Pierre) is Central; western South Dakota (Rapid City) is Mountain.
Places served by 605
NANPA rate centers in 605, ranked by how many phone prefixes each holds.
Who holds 605 numbers
745 prefixes (605-XXX) are assigned. Carriers holding the most:
About 8% of 605 prefixes are held by wholesale carriers that commonly supply numbers to VoIP and texting apps (such as Google Voice or TextNow). A number from one of those blocks may not belong to a traditional phone line. What a VoIP number means.
Got a call or text from a 605 number?
- Don't call back until you know who it is. Scam calls often use local-looking numbers, and caller ID can be spoofed (FCC).
- Type the full number above. Carrier, line type and city are shown before anything is charged.
- If it is someone you met on a dating app, see reverse phone lookup for dating.
- Recognize the common scripts: fake bank alerts, unpaid toll texts, fake government agents, one-ring calls. All current phone scams.
- Report scam calls at ReportFraud.ftc.gov and add your number to the National Do Not Call Registry.
Questions about 605
Where is area code 605?
605 is an area code for Sioux Falls, South Dakota, also serving places such as Rapid City, Aberdeen, Spearfish.
What time zone is 605?
Central Time (CT). Eastern South Dakota (Sioux Falls, Pierre) is Central; western South Dakota (Rapid City) is Mountain.
Is a call from 605 a scam?
The area code alone cannot tell you. Scammers spoof local-looking numbers, so check the full number: a reverse lookup shows the line type and carrier for free, and the owner name when it is on record.
Who called me from 605?
Enter the full 605 number in the search box on this page. TrueSearch shows the carrier, line type and location free, and the owner name when it is on record. If no name is found, you do not pay.
All 605 prefixes (745)
Location is derived from the area code and may not reflect where the caller is now. Places and carriers come from the NANPA prefix report; time zones from the IANA database. TrueSearch compiles publicly available information and licensed telecom data. Not a consumer reporting agency. Not for FCRA purposes such as employment, tenant, credit or insurance screening.