Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Matthew James Frost, Practice Areas General Practice Lawyers. is located in the city of Rupert, the state of Idaho. Attorney legal address Nielsen Frost, PLLCPo Box 706Rupert, ID, 83350-0706. For more information, please call (208) 436-4678 Your comments* (not for publishing) * — Required information Matthew James Frost ← View details Nielsen Frost, PLLCPo Box 706Rupert, ID, 83350-0706, Rupert, Idaho (208) 436-4678