How to Get an Appointment at the Williamsport Social Security Office
SSA asks you to make an appointment before you visit an office. Schedule online on SSA's appointment page, where the appointment may be by phone or in person, or call this office at (866) 558-2572 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time.
If you only need a new or replacement Social Security card or to update your personal information, SSA directs you to a Card Center where your ZIP code has one.
ZIP Codes the Williamsport Office Serves
SSA assigns 33 ZIP codes to this office. If yours is listed, this is the office to use:
168221684817701177021772017721177231772717728177371773917740177421774417745177471774817750177511775217754177561776017762177631776417765177691777117774177761777817779
From SSA's Office Locator, looked up by ZIP code on October 1, 2026.
Other Social Security Offices Near Williamsport
Straight-line distance between office addresses (U.S. Census Bureau geocoder).
Williamsport Social Security Office: Common Questions
What Are the Hours of the Williamsport Social Security Office?
Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (updated March 9, 2026). Offices are closed on weekends and federal holidays. Check SSA's office closings page before you go.
Which ZIP Codes Does the Williamsport Social Security Office Serve?
SSA's Office Locator assigns 33 ZIP codes to this office: 16822, 16848, 17701, 17702, 17720, 17721, 17723, 17727, 17728, 17737, 17739, 17740, 17742, 17744, 17745, 17747, 17748, 17750, 17751, 17752, 17754, 17756, 17760, 17762, 17763, 17764, 17765, 17769, 17771, 17774, 17776, 17778 and 17779. SSA assigns offices by ZIP code, so if yours is listed, this is your office.
What Is the Phone Number for the Williamsport Social Security Office?
SSA lists (866) 558-2572 for this office and (833) 950-3513 as its fax number. SSA's national number is 1-800-772-1213.
Where Is the Williamsport Social Security Office?
240 West 3rd St, Suite 100, Williamsport, PA 17701.
What Is the Closest Other Social Security Office to Williamsport?
The Bloomsburg Social Security Office in Bloomsburg, PA is about 33 miles away, phone (866) 526-9847. The next closest is Selinsgrove Social Security Office, about 34 miles away.