Sweet Grass County Of Big Timber, MT 59011 Phone : (406) 932-5449 Business Category Sweet Grass--big Timber, County Health Nurse/wic 5 Avenue & Hooper Big Timber, MT 59011 Phone : (406) 932-5449 Sweet Grass--big Timber, County Health Nurse/wic Business Category Government Offices-County Administration Of Social Human Resource & Income Maintenance Programs Government Offices & Public Schools