| Business | Phone |
| Barwell Securities Corp 3209 Ingersoll Ave # 210, Des Moines 50312 | (515) 255-6210 |
| Charles Schwab & Co 801 Grand Ave # 100, Des Moines 50309 | (515) 698-4210 |
| Piper Jaffray & Co 700 Walnut St 1300, Des Moines 50309 | (515) 244-9111 |
| Iowa State Bank Investment Svc 627 Locust St, Des Moines 50309 | (515) 244-3413 |
| Ruan Securities Corp 666 Grand Ave 3300, Des Moines 50309 | (515) 245-3869 |
| Scottrade Inc 801 Grand Ave, Des Moines 50309 | (515) 267-8000 |
| Smith Barney 801 Grand Ave 3800, Des Moines 50309 | (515) 288-6555 |
| Wachovia Securities 418 6th Ave 1200, Des Moines 50309 | (515) 282-8180 |