ZIP code 98643 covers Rosburg, Washington in Wahkiakum County. This area is served by 8 utility providers across 2 categories. The average residential electricity rate here is 9.1¢/kWh. 50% of households use electricity as their primary heating fuel.
Estimated monthly utility costs
$343/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 98643?
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 98643?
Total estimated monthly costs are around $342, which is about $41 less than the national average. Electricity is the biggest expense at roughly $225/month. Natural gas runs about $75. Water and sewer combined are around $43. Costs vary by home size, usage, and season. Estimates from U.S. Census ACS data.
Is electricity expensive in 98643?
No — electricity in Rosburg, WA costs about 39% less than the national average. Compared to Washington overall, rates here are about 13% lower. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 98643?
Rosburg, WA has strong broadband coverage. Providers include AT&T (Fixed Wireless up to 30 Mbps), T-Mobile (Fixed Wireless up to 25 Mbps), UNITED STATES CELLULAR CORPORATION (Fixed Wireless up to 10 Mbps), WWest Communications (Fiber up to 1,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 98643 in?
ZIP code 98643 is in Wahkiakum County, Washington.
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.