Iowa · Checked Against SSA's Locator October 1, 2026

Social Security Office in Mason City, IA

Where Is the Social Security Office in Mason City, IA?

The Mason City Social Security Office is in Mason City, at 625 Village Green Dr SW, open Monday to Friday, 9:00 AM to 4:00 PM. The next closest is the Austin Social Security Office, about 38 miles away.

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Social Security Offices in Mason City

Other Offices Near Mason City

Straight-line distance from the center of Mason City (U.S. Census Gazetteer) to each office's address (U.S. Census Bureau geocoder). Office hours and phone numbers from SSA's office data, checked against SSA's Office Locator on October 1, 2026; confirm with SSA's Office Locator before you go.

Map of Social Security Offices Near Mason City

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Social Security office

Which Social Security Office Serves Your ZIP Code in Mason City?

SSA assigns Mason City's ZIP code, 50401, to the Mason City Social Security Office. SSA assigns offices by ZIP code, so the office to use is the one listed for your ZIP.

Social Security office assigned to each ZIP code in Mason City
ZIP codeOffice SSA assignsDistance
50401Mason City Social Security Office for ZIP code 504012.5 miles

ZIP code 50401 goes to the Mason City Social Security Office, 625 Village Green Dr SW, Mason City.

Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Mason City (U.S. Census Bureau, 2020 ZIP Code Tabulation Areas). Distance is straight-line, from the center of the ZIP code to the office.

Social Security Offices Near Areas Around Mason City

Where people in nearby communities go, and how far it is. Each area's office is the one SSA assigns to its ZIP codes.

Social Security Office Near Clear Lake

Clear Lake is about 8.8 miles west of central Mason City. SSA assigns its ZIP code, 50428, to the Mason City Social Security Office at 625 Village Green Dr SW, Mason City, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near Rockwell

Rockwell is about 12 miles south of central Mason City. SSA assigns its ZIP code, 50469, to the Mason City Social Security Office at 625 Village Green Dr SW, Mason City, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near Nora Springs

Nora Springs is about 9.6 miles east of central Mason City. SSA assigns its ZIP code, 50458, to the Mason City Social Security Office at 625 Village Green Dr SW, Mason City, open Monday to Friday, 9:00 AM to 4:00 PM.

How to Get an Appointment at the Mason City Social Security Office

SSA asks you to make an appointment before you visit an office. You can schedule one online on SSA's appointment page by answering a few questions; the appointment may be by phone or in person, and you can change or cancel it from the confirmation email or text.

To book by phone, call the Mason City Social Security Office at (866) 365-6708, or SSA's national number, 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time. Help is available in English, Spanish and other languages.

See office hours and appointments for the best times to call and visit.

Can You Skip the Trip?

You can often replace a card, update your address or get a benefit letter online with a my Social Security account. If you need to go in, check what to bring.

Social Security Offices Near Other Iowa Cities

Frequently Asked Questions

Where Is the Social Security Office in Mason City?

Mason City Social Security Office: 625 Village Green Dr SW, Mason City, IA 50401.

Which Social Security Office Serves My ZIP Code in Mason City?

SSA assigns Mason City's ZIP code, 50401, to the Mason City Social Security Office. SSA assigns offices by ZIP code, and the assigned office isn't always the closest one. Look up your ZIP code in the table on this page or in SSA's Office Locator.

What Are Social Security Office Hours Near Mason City?

The Mason City Social Security Office is open Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (checked against SSA's Office Locator on October 1, 2026). Offices close on weekends and federal holidays.

What Is the Phone Number for the Social Security Office Near Mason City?

SSA lists (866) 365-6708 for the Mason City Social Security Office. SSA's national number is 1-800-772-1213.

How Do I Make an Appointment at the Social Security Office in Mason City?

Schedule online on SSA's appointment page, where the appointment may be by phone or in person, or call the Mason City Social Security Office at (866) 365-6708 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time. SSA asks you to make an appointment before visiting an office.

Every Social Security office in Iowa

Sources

  1. Social Security Administration, field office and resident station data (updated March 9, 2026)
  2. SSA Office Locator (offices and ZIP code assignments, checked October 1, 2026)
  3. U.S. Census Bureau: geocoder, 2023 Gazetteer files and 2020 ZIP Code Tabulation Area relationship files
  4. SSA: Make an appointment
  5. SSA: Contact by phone
  6. SSA: Office locator guidance (appointments and Card Centers)

Independent site, not affiliated with the Social Security Administration. Office addresses, phone numbers and hours come from SSA's public office data. To apply for benefits or manage your record, go to SSA directly at ssa.gov.