Related Clues:

• Gas co., for one
• Gas or elec.
• Power source: Abbr.
• Regulated bus.
• Electric or water co.
• Electric co.
• Gas or elec. co.
• Elec., water, or gas
• Power co.
• Elec. or gas co., e.g.
• Elec., water or gas
• Gas or electric co.
• Water co., e.g.
• Elec. supplier
• Water, for one: Abbr.