Social Security Services | Social Security Administration - Kansas City Region
2502 South 2nd Street, Marshalltown, IA 50158
Social Security Administration - Marshalltown
Eligibility
Varies by program or service
Required documents
Varies by service
Hours
Mon-Fri 9 am-4 pm
(800) 772-1213
Voice·
Toll-Free
(833) 950-2646
Fax·
Fax
(800) 325-0778
Voice·
TTY
(877) 819-2595
Voice·
Main Phone
Website
https://www.ssa.gov/kcApplication process
Most services accessed online, or call or visit for information
Fees
None
Service area
NE
IA
KS
MO
Administers retirement, disability, survivor, and family benefits, and enrolls individuals in Medicare. Also provides Social Security Numbers.
Last Assured
03/15/2026
Providing organization
Social Security Administration - Kansas City Region
Regional office for Iowa, Kansas, Missouri, and Nebraska.