|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|EXHIBIT 32
      SECTION 906 CERTIFICATION BY DWIGHT O. SEEGMILLER
      In connection with the Annual Report of Hills Bancorporation (the Company) on Form 10-K for the year ended December 31, 2006 as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Dwight O. Seegmiller, Director, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to §906 of the Sarbanes-Oxley Act of 2002, that:
      1.             The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and
    2.             The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                

| | Date:  March 9, 2007 | By: /s/ Dwight O. Seegmiller                                            
| | -------------------- | ------------------------------------------------------------------------
| |                     
| |                      | Dwight O. Seegmiller, Director and President and Chief Executive Officer
| |                      |                                                                         

|SECTION 906 CERTIFICATION BY JAMES G. PRATT
In connection with the Annual Report of Hills Bancorporation (the Company) on Form 10-K
for the year ended December 31, 2006 as filed with the Securities and Exchange Commission on the
date hereof (the Report), I, James G. Pratt, Secretary, Treasurer and Chief Financial
Officer of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to §906
of the Sarbanes-Oxley Act of 2002, that:
1.             The Report fully complies

with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C.

78m or 78o(d)); and
2.             The information contained

in the Report fairly presents, in all material respects, the financial condition and results of
operations
of the Company.
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       

| | Date:  March 9, 2007 | By: /s/ James G. Pratt                                
| | -------------------- | ------------------------------------------------------
| |                     
| |                      | James G. Pratt, Treasurer and Chief Accounting Officer

|Page 97 of 97
|-------------