1. Obenauer Sand & Gravel Inc 32825 119th St, Eureka, SD 57437 Coordinate: 45.66563,-99.612526 Phone: (605) 284-2496
2. Obenauer Sand & Gravel 717 G Ave, Eureka, SD 57437 Coordinate: 45.76954,-99.62125 Phone: (605) 284-2051