Gas Utilities Directory — utility profile
Avista Utilities
Idaho · Investor-Owned · Major Regulated
Utility overview
- Utility name
- Avista Utilities
- Legal name
- Avista Corporation d/b/a Avista Utilities
- Ownership type
- Investor-Owned
- Utility class
- Major Regulated
- Rate jurisdiction
- Idaho Public Utilities Commission
- State directory
- Idaho utilities
- Customer classes
- Commercial, Residential
Official website and contact
- Official website
- www.myavista.com
- Customer service phone
- 1-800-227-9187
- Not published
Contact details are shown only where the utility publishes them.
Published state services
Idaho
Idaho natural gas distribution (also Washington and Oregon; ID primary row only this batch).
Customer classes: Commercial, Residential
Last confirmed: August 26, 2026
State customer informationVerification sources
- Idaho PUC — List of Rate Schedule Classifications
Idaho PUC · Tariff — Schedule 101 General Service – Firm – Idaho; Schedule 111 Large General Service – Firm – Idaho (accessed 2026-08-26)
- Natural Gas / Avista
Avista · Official Utility Website — Company natural gas service pages (accessed 2026-08-26)
- Idaho PUC — Avista gas tariff fileroom
Idaho PUC · State Regulator Inventory — Regulator index for Avista gas tariff; confirms IPUC jurisdiction (accessed 2026-08-26)