Cass County

Cass County, website

cass county map

Cass County in Nebraska uses area code 402. On this page, you will see the physical addresses and contact information of the most relevant government agencies in Cass, including the Clerk’s Office, Sheriff’s Office, and the Health Department. 

Sheriff’s Office

336 Main St.

Plattsmouth, NE 68048 

Phone: (402) 296-9370 

Police Department

336 Main St.

Plattsmouth, NE 68048

Phone: (402) 296-9370

District Court

346 Main Street, Room 303
Plattsmouth, NE 68048

Phone: (402) 296-9339
Fax: (402) 296-9345

County Court

346 Main Street, Room 201
Plattsmouth, NE 68048

Phone: (402) 296-9334
Fax: (402) 296-9545

District Attorney

346 Main Street, Rooms 301

Plattsmouth, Nebraska 68048

Phone: (402) 296-9346

County Clerk

346 Main Street

Plattsmouth, NE 68048

Phone: (402) 296-9300

Fax: (402) 296-9332

Treasurer

346 Main, Room 204
Plattsmouth, NE 68048
Phone: (402) 296-9320

Assessor

145 N. 4th Street
Plattsmouth, NE 68048 
Phone: (402) 296-9310

Cass County Jail

303 Ave. A.

Plattsmouth, NE 68048

Phone: (402) 296-9377

Emergency Management

8400 144th St.

Suite 200

Weeping Water, NE 68463

Phone: (402) 267-6765

Fire Department

127 N. Fifth St.

Plattsmouth, NE 68048

Phone: (402) 296-5041

Health Department

701 Olson Drive

Suite 101
Papillion, NE 68046
Phone: (402) 339-4334

School District

1912 Old. Highway 34

 Plattsmouth, NE 68048

Phone: (402) 296-3361