Greenwood Cemetery is Sidney's city-owned cemetery, established in 1896, with nearly 9,300 burials on 42 acres just east of town.

Gurley Diesel Repair is a diesel repair shop at 324 1st Street in Gurley, and a NAPA Auto Care center serving Cheyenne County.

Hampton Inn Sidney is at 635 Cabela Drive.

Helberg & Nuss Auctions & Realty — Auction Service in Dalton, Nebraska.

The High Plains Agricultural Laboratory is a 2,410-acre University of Nebraska research farm six miles north of Sidney on Highway 385, in Cheyenne County — about 710 acres of crop land in seventeen fields and 1,700 acres of pasture in twelve pastures. It runs 50 to 60 trials a year in agronomy, plant breeding, plant pathology, soil fertility, irrigation, entomology, weed science, agricultural economics and livestock nutrition, and holds an annual field day.

Holy Trinity Lutheran Church is an ELCA Lutheran congregation.

JT Heating & Air Conditioning is a heating and air conditioning business in Sidney, Nebraska.

KJTJ-LP is a low-power community station broadcasting on 107.5 FM at Sidney, Cheyenne County.

KQSI-LP is a low-power community station broadcasting on 89.5 FM at Sidney, Cheyenne County.

KSID, a commercial radio station on 1340 AM and 98.7 FM licensed to Sidney, Nebraska.