ZIP 45011 is in Butler County, where EIA-861 records AES Ohio and Duke Energy Ohio beside 2 utilities with no supplier choice; the utility on your bill decides which applies. Cheapest at 1,000 kWh: AES Ohio: American Power & Gas of Ohio, LLC Variable 1 month, 25% renewable, introductory price at 7.4¢/kWh (introductory, Price to Compare 10.9¢/kWh); Duke Energy Ohio: American Power & Gas of Ohio, LLC Variable 1 month, 25% renewable, introductory price at 7.0¢/kWh (introductory, Price to Compare 10.5¢/kWh), as listed on the PUCO's Apples to Apples on 2026-11-13.
OpenStream holds no Ohio certification from the PUCO and earns nothing from any supplier. Every link to a supplier is a plain hand-off. How we are paid.
Butler County holds more than one utility with supplier choice. Your bill names yours; pick that utility's ranking below, because an offer on one utility is not on offer on another.
Counties from the Census 2020 ZCTA-to-county file (largest land share first); utilities and their ownership from EIA-861 2024, both read 2026-11-06.
The Census records Hamilton, Fairfield, New Miami, Woodsdale, Williamsdale, Seven Mile in ZIP 45011, in Butler County.
Which counties it is in, which utilities serve them, and where there is no supplier choice.