Merrillville Social Security Office

Social Security field office in Merrillville, Indiana · Lake County

Source: Social Security Administration field office list September 2026

Address and phone

(877) 692-3142office line

1438 E 85th Ave, Merrillville, IN 46410

(833) 580-0171fax

Get directions

Services you can do online at ssa.gov

National line: 1-800-772-1213 (TTY 1-800-325-0778), Mon–Fri 8 AM–7 PM local time.

Hours

Monday: 9:00 AM – 4:00 PM
Tuesday: 9:00 AM – 4:00 PM
Wednesday: 9:00 AM – 4:00 PM
Thursday: 9:00 AM – 4:00 PM
Friday: 9:00 AM – 4:00 PM
Saturday – Sunday: Closed

Closed on federal holidays. Many offices see visitors by appointment; call ahead before you go.

Where it is

County: Lake County
Metro area: Chicago-Naperville-Elgin, IL-IN
State: Indiana
ZIP code: 46410
SSA office code: D61

All offices in Indiana →

Other offices nearby

#	Office	Miles	Address	Phone	Hours
1	Gary, INLake County	9.6	808 South Lake StreetGary, IN 46403	(866) 593-2911	Mon–Fri 9 AM–4 PM
2	Hammond, INLake County	14.7	418 E Douglas StreetHammond, IN 46320	(877) 512-3859	Mon–Fri 9 AM–4 PM
3	Valparaiso, INPorter County	14.7	3810 Calumet AveValparaiso, IN 46383	(888) 472-6120	Mon–Fri 9 AM–4 PM
4	Chicago Heights, ILCook County	17	104 S Halsted StreetChicago Heights, IL 60411	(877) 274-5413	Mon–Fri 9 AM–4 PM
5	Chicago-Se, ILCook County	22.9	9715 S Cottage GroveChicago, IL 60628	(888) 397-3107	Mon–Fri 9 AM–4 PM
6	Chicago South, ILCook County	25.9	9443 S Western AveChicago, IL 60643	(877) 409-8427	Mon–Fri 9 AM–4 PM
7	Chicago-East, ILCook County	26.4	6338 S Cottage Grove AveChicago, IL 60637	(877) 402-0824	Mon–Fri 9 AM–4 PM
8	Michigan City, INLaPorte County	27.8	636 Pine StreetMichigan City, IN 46360	(866) 248-2393	Mon–Fri 9 AM–4 PM

Source: SSA field office list (public ArcGIS copy, Sep 2026). Hours and services can change; check ssa.gov or call the office before visiting. Distances are straight-line miles.