| Business | Phone |
| State Farm Insurance 707 G Ave, Eureka 57437 | (605) 284-2693 |
| Eureka Realty Co 701 Main St, Eureka 57437 | (605) 284-5155 |
| Gary E Krein Agency 708 7th St, Eureka 57437 | (605) 284-5217 |
| Geist Insurance 801 7th St, Eureka 57437 | (605) 284-2451 |
| Northwest Gf Mutual Insurance 705 8th St, Eureka 57437 | (605) 284-2683 |