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

Social Security Offices Near Dennis, MA

Where Is the Social Security Office Nearest Dennis, MA?

The closest Social Security office to Dennis, MA is the Hyannis Social Security Office in Hyannis, about 6.6 miles away, phone (866) 467-0440, open Monday to Friday, 9:00 AM to 4:00 PM. Falmouth Social Security Office is about 23 miles away.

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Closest Social Security Offices to Dennis, MA

Straight-line distance from the center of Dennis (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 Dennis

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Which Social Security Office Serves Your ZIP Code in Dennis?

SSA assigns Dennis's ZIP code, 02638, to the Hyannis Social Security Office in Hyannis. 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 Dennis
ZIP codeOffice SSA assignsDistance
02638Hyannis Social Security Office for ZIP code 026386.6 miles

Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Dennis (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 Dennis

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 Orleans

Orleans is about 11 miles east of central Dennis. SSA assigns its ZIP code, 02653, to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near Orleans

Social Security Office Near Mashpee

Mashpee is about 17 miles southwest of central Dennis. SSA splits its 32 ZIP codes among 3 offices: 16 to the Falmouth Social Security Office in East Falmouth, 12 to the Hyannis Social Security Office in Hyannis and 4 to the New Bedford Social Security Office in New Bedford. Its own page lists every ZIP code.

More on Social Security offices near Mashpee

Social Security Office Near South Dennis

South Dennis is about 3.0 miles southeast of central Dennis. SSA assigns its ZIP code, 02660, to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near South Dennis

Social Security Office Near West Dennis

West Dennis is about 4.7 miles south of central Dennis. SSA assigns its ZIP codes (02660 and 02670) to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near West Dennis

Social Security Office Near Hyannis

Hyannis is about 6.6 miles southwest of central Dennis. SSA assigns its ZIP codes (02601, 02630, 02632, 02637 and 02672) to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near Hyannis

Social Security Office Near Barnstable Town

Barnstable Town is about 9.5 miles southwest of central Dennis. SSA assigns its ZIP codes (02601, 02630, 02632, 02635, 02637, 02647, 02648, 02655, 02668 and 02672) to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near East Harwich

East Harwich is about 8.7 miles east of central Dennis. SSA assigns its ZIP code, 02645, to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near Northwest Harwich

Northwest Harwich is about 5.4 miles southeast of central Dennis. SSA assigns its ZIP codes (02645, 02646 and 02671) to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near South Yarmouth

South Yarmouth is about 4.4 miles south of central Dennis. SSA assigns its ZIP code, 02664, to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near West Yarmouth

West Yarmouth is about 6.3 miles southwest of central Dennis. SSA assigns its ZIP code, 02673, to the Hyannis Social Security Office at Suite 4, 100 Independence Drive, Hyannis, open Monday to Friday, 9:00 AM to 4:00 PM.

Video Appointments Near Dennis

SSA also meets people by video at partner sites: Harwich Council Aging in Harwich (about 7.1 miles), Oak Bluffs Council On Aging in Oak Bluffs (about 27 miles) and Saltmarsh Senior Center in Nantucket (about 32 miles). Ask an office whether a video appointment fits your 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 Massachusetts Cities

Frequently Asked Questions

Where Is the Social Security Office in Dennis?

There isn't an office in Dennis, MA itself. The closest is the Hyannis Social Security Office, Suite 4, 100 Independence Drive, Hyannis, MA 02601, about 6.6 miles away.

Which Social Security Office Serves My ZIP Code in Dennis?

SSA assigns Dennis's ZIP code, 02638, to the Hyannis Social Security Office in Hyannis. 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 Dennis?

The Hyannis 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 Dennis?

SSA lists (866) 467-0440 for the Hyannis Social Security Office. SSA's national number is 1-800-772-1213.

Every Social Security office in Massachusetts

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

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.