Map for Intermountain Gas Company Map for Intermountain Gas Company Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Division 33 - Utilities >> 33 00 00 Utilities Intermountain Gas Company 555 S Cole RdBoise, ID 83713 | directions Jordyn Petersen (208) 377-6126 | fax: (208) 377-6104 Visit Site