SSA splits Hanover's 41 ZIP codes among 4 offices: 15 to the Brockton Social Security Office, 14 to the Quincy Social Security Office, 11 to the Hanover Social Security Office and 1 to the Norwood Social Security Office. For 5 of them, the assigned office isn't the closest one, so check your ZIP before you go.
ZIP codes 02072, 02301, 02302, 02322, 02324, 02325, 02333, 02343, 02351, 02356, 02357, 02368, 02375, 02379 and 02382 go to the Brockton Social Security Office, 30 Christy Dr, Brockton.
ZIP codes 02025, 02043, 02045, 02047, 02066, 02169, 02170, 02171, 02184, 02186, 02188, 02189, 02190 and 02191 go to the Quincy Social Security Office, 1515 Hancock St, Suite 305, Quincy.
ZIP codes 02050, 02061, 02332, 02338, 02339, 02341, 02350, 02359, 02364, 02367 and 02370 go to the Hanover Social Security Office, 198 Columbia Rd, STE 1, Hanover.
ZIP code 02021 goes to the Norwood Social Security Office, One Edgewater Drive, Suite 102, Norwood.
Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Hanover (U.S. Census Bureau, 2020 ZIP Code Tabulation Areas). Distance is straight-line, from the center of the ZIP code to the office.