Swan Lake Conservation Area Sumner, MO 64681 Phone : (660) 856-3343 Business Category Government Offices-State Legislative Bodies Fish And Wildlife Service--swan Lake National, Hunting Information Sumner, MO 64681 Phone : (660) 856-3343 Business Category Government Offices & Public Schools U S Government--for Hunting Information Sumner, MO 64681 Phone : (660) 856-3343 Business Category Government Offices & Public Schools United States Government--interior Dept Of Fish & Wildlife Refuge, For Hunting Information Sumner, MO 64681 Phone : (660) 856-3343 Business Category Government Offices-Federal Government Offices & Public Schools