Okla. Stat. tit. 19 § 1242
When the report required pursuant to the provisions of Section 1241 of this title has been returned, the board of county commissioners shall appoint a time for holding a hearing to hear any complaints or objections that may be made concerning the appraisement and apportionment as to any of such lots or tracts of land. Notice of such hearing shall be published by the county clerk in six consecutive issues of a daily newspaper or two consecutive issues of a weekly newspaper of general circulation published in said county. The time fixed for said hearing shall be not less than five (5) nor more than ten (10) days from the last publication. Not less than ten (10) days before said hearing the clerk shall notify each listed record title holder of lots or tracts of land within said district as shown by the current ownership rolls in the county treasurer's office in the manner provided pursuant to the provisions of Section 1234 of this title.
Okla. Stat. tit. 19, § 1242