ZIP code 99635 covers Tyonek, Alaska in Kenai Peninsula County. This area is served by 30 utility providers across 3 categories. The average residential electricity rate here is 29.1¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 99635?
Contact each provider separately before your move-in date. Start with electric (Chugach Electric Assn Inc) and gas (Enstar Natural Gas Co.) since those typically need a few business days to activate. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
Is electricity expensive in 99635?
Electricity in Tyonek, AK costs about 94% more than the national average. Compared to Alaska overall, rates here are about 18% lower. Based on 2023 NREL residential electricity rate data.
What county is 99635 in?
ZIP code 99635 is in Kenai Peninsula 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.