Methodology

Official sources first. Boundary guesses last.

Utility service depends on territory maps, municipal billing systems, water and sewer districts, franchise agreements, retail choice rules, and sometimes private systems. The product labels that complexity instead of hiding it.

Quick answer

How UtilityProviderCheck chooses utility provider sources, confidence labels, city coverage, and no-fake-answer fallbacks.

Source-first Reviewed Jun 2026

Confidence labels

Coverage path

Initial coverage starts with population-heavy markets and public official sources. The long-term target is 99% population-weighted exact/source-backed coverage using service territory maps, PUC/PSC data, municipal sources, utility territory data, and public GIS.

Corrections

Provider boundaries change. Send the address context, service type, official source URL, and what changed through the contact page.