ZIP code 99670 covers South Naknek, Alaska in Bristol Bay County. This area is served by 3 utility providers across 2 categories.
Estimated monthly utility costs
$258/month
Cost estimates from U.S. Census ACS 5-year data · Shorter bar = lower cost
Water
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 99670?
Contact each provider separately before your move-in date. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
How much do utilities cost per month in 99670?
Total estimated monthly costs are around $258, which is about $125 less than the national average. Electricity is the biggest expense at roughly $175/month. Water and sewer combined are around $83. Costs vary by home size, usage, and season. Estimates from U.S. Census ACS data.
What internet providers are available in 99670?
South Naknek, AK has broadband coverage. Providers include Bristol Bay Telephone Cooperative Inc (DSL up to 10 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 99670 in?
ZIP code 99670 is in Bristol Bay County, Alaska.
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. Electric rates are based on 2023 NREL data. 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: April 2026.