SSA Field Office · Office Code D33
The Yankton Social Security Office is a Social Security field office at 1818 Broadway Ave, Suite 2, Yankton, SD 57078, phone (877) 405-3522. SSA lists its hours as Monday to Friday, 9:00 AM to 4:00 PM. Appeals from people this office serves are heard at the Sioux Falls Satellite Hearing Office in Sioux Falls, SD.
1818 Broadway Ave, Suite 2
Yankton, SD 57078
Call (877) 405-3522 for the Yankton Social Security OfficeDirections to the Yankton Social Security Office
Fax: (833) 950-3201
From SSA's office data (updated March 9, 2026), checked against SSA's Office Locator on October 1, 2026. Closed on federal holidays.
Many tasks don't need this office. With a my Social Security account you can often request a replacement card, change your address or get a benefit letter.
Call (877) 405-3522 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday to Friday, 8 a.m. to 7 p.m. local time.
Make an appointment first. How to make a Social Security appointment.
Not sure which? Find out if your task needs an office visit.
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SSA's Office of Hearings Operations lists the Sioux Falls Satellite Hearing Office as the hearing office for people the Yankton office serves. If you ask for a hearing after a denied disability or benefits claim, an administrative law judge from this office handles it.
You usually request a hearing online or through your field office, not by visiting the hearing office. How an appeal reaches a hearing. Source: SSA Hearing Office Locator.
| Office | Distance | Phone | Monday hours |
|---|---|---|---|
| Yankton (this office) | (877) 405-3522 | 9:00 AM to 4:00 PM | |
| Sioux Falls Social Security Office, Sioux Falls, SD | 53 mi | (877) 274-5421 | 9:00 AM to 4:00 PM |
| Norfolk Social Security Office, Norfolk, NE | 59 mi | (855) 207-7082 | 9:00 AM to 4:00 PM |
| Sioux City Social Security Office, Sioux City, IA | 61 mi | (866) 338-2859 | 9:00 AM to 4:00 PM |
| Huron Social Security Office, Huron, SD | 110 mi | (866) 563-4604 | 9:00 AM to 4:00 PM |
| Spencer Social Security Office, Spencer, IA | 114 mi | (866) 273-6050 | 9:00 AM to 4:00 PM |
Straight-line distance between office addresses (U.S. Census Bureau geocoder). Blank cells are details SSA doesn't list.
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From SSA's Office Locator, looked up by ZIP code on October 1, 2026. How SSA assigns offices by ZIP code.
Every Social Security office in South Dakota · Offices in and near Yankton
If this office has closed or moved, see what to do when an office closes or moves. Confirm details with SSA's Office Locator and office closings page before you go.
Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (updated March 9, 2026). It's closed on weekends and federal holidays.
SSA asks people to make an appointment before visiting an office. You can schedule online or by calling (877) 405-3522 or SSA's national number, 1-800-772-1213 (TTY 1-800-325-0778). See how to make an appointment.
SSA's Office of Hearings Operations lists the Sioux Falls Satellite Hearing Office as serving the Yankton field office. It's at Suite 102, 3904 West Technology Circle, Sioux Falls, SD 57106, phone (877) 378-9080. You usually ask for a hearing through your field office or online, not at the hearing office.
SSA assigns 24 ZIP codes to this office: 57010, 57029, 57031, 57037, 57040, 57045, 57046, 57052, 57059, 57062, 57063, 57066, 57067, 57069, 57070, 57072, 57073, 57078, 57315, 57319, 57331, 57354, 57366 and 57376. If yours is listed, this is your office.
The Sioux Falls Social Security Office in Sioux Falls, SD, about 53 mi away ((877) 274-5421).
Independent site, not affiliated with the Social Security Administration. Office and hearing office details come from SSA's public data and locators. To apply for benefits, appeal or manage your record, go to SSA directly at ssa.gov.