UtilityFinder

Utility Providers in Interior, South Dakota

Interior is served by 6 utility providers across 4 categories covering 1 ZIP code in Jackson County.

Jackson County · Updated May 2026

Utility rates in Interior vs. US average

Electricity
13.4¢/kWh
↓ 19% below US average (16.5¢)
↑ 4% above SD state average (12.9¢)
Natural gas
$9.32/Mcf
↓ 36% below US average
Local electricity rate from NREL Utility Rate Database (2023), averaged across Interior-area providers. State and US electric averages from EIA Form 861 (2024). Natural gas prices from EIA Form 176 (2024, $/Mcf). US avg electricity: 16.5¢/kWh · US avg gas: $14.50/Mcf.

Typical monthly utility bills in Interior

Electricity$150-$199 (13.4¢–13.4¢/kWh)
Natural gas$250+
Water & sewer~$60/month

Figures from U.S. Census ACS 5-year estimates, reflecting households that pay utilities separately from rent. In dense urban areas where heat or hot water is often included in rent, these numbers represent the subset of residents who pay directly.

How Interior heats its homes

4%
96%

4% electricity · 96% other fuels

Electric rates in Interior

Residential rates range from 13.4¢ to 13.4¢ per kWh.

Interior
13.4¢/kWh
U.S. avg
16.5¢/kWh

Interior is served by West River Electric Assn Inc, a cooperative utility.

This is 19% below the national average of 16.5¢/kWh.

Internet providers in Interior

Interior has limited broadband coverage.

Golden West Telecommunications
1,000 Mbps
Fiber / DSL
Verizon
50 Mbps
Fixed Wireless

Availability varies by address. Based on FCC Broadband Data Collection filings.

Electric 1 provider

West River Electric Assn Inc
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Water 1 provider

KADOKA
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Sewer 2 providers

INTERIOR, TOWN OF
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POTATO CREEK COMMUNITY LAGOON
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Internet 2 providers

Golden West Telecommunications
Fiber / DSL up to 1,000 Mbps
Look up contact info →
Verizon
Fixed Wireless up to 50 Mbps
1-800-837-4966 · www.verizon.com/home/fios/

ZIP codes in Interior, SD

57750

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Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Local electric rates are based on 2023 NREL Utility Rate Database data; state and US averages are from EIA Form 861 (2024). Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.

Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: May 2026.