Home › Top 4 Insurance Company in Sidney, Montana Find best Insurance Company in Sidney, Montana, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Seitz Insurance Agency US, Sidney, MT 59270114 2nd Ave SE Farmers Insurance - Rachel Leininger US, Sidney, MT 59270323 E Main St Mike Morasko - State Farm Insurance Agent US, Sidney, MT 59270919 Lincoln Ave S Michele Herres - State Farm Insurance Agent US, Sidney, MT 59270309 2nd St NW Ste B