Hours Of Operations Nebraska Public Power District Nebraska South Sioux City Nebraska Public Power District Hours of Operation and Locations in South Sioux City, NE 4.9 - 84 votes 1 Locations in South Sioux City www.nppd.com Nebraska Public Power District Hours Category: Home & Garden Nebraska Public Power District - South Sioux City, NE 68776 3601 Daniels Ln(402) 412-2554 View Store Details Explore South Sioux CityView More Apparel CarharttNew York & CompanyExpressNew YorkDeb Recommend For You Northwest Natural Gas Company NorthWestern Energy NSTAR Orlando Utilities Commission Otter Tail Power Company Peoples Gas Pepco Runnings Farm & Fleet Tucson Electric Power United Power