O.C.G.A. § 9-13-144 (2019)

(a) If the judge of the probate court, the sheriff, or other officer is unable to procure advertisements at the rate prescribed in Code Section 9-13-143 in a newspaper published at the county site of the county, he may have the advertisements published in any newspaper in this state having the largest general circulation in the county, provided that any paper published in the county shall be next entitled to the public advertisements and provided, further, that the rates shall be agreed upon. (b) If contracts cannot be made with newspapers at the rates prescribed, then the sheriff and the judge of the probate court or other advertising officers shall post their advertisements at the courthouse and in a public place in each militia district in the county for the length of time required by law for advertising in newspapers.