Patent ID: 8364689

Claim:
A method comprising: receiving a search request for one or more listings within an area of interest defined in relation to a point of interest; identifying a number of geographically indexed reference regions that have at least a partial overlap with the area of interest, each geographically indexed reference region having an associated identifier; selecting a geographical code matching search precision based on comparing the number of identified geographically indexed reference regions to a threshold number of geographically indexed reference regions overlapping the area of interest, wherein the selecting a geographical code matching search precision comprises: searching, when the number of identified geographically indexed reference regions is greater than the threshold number of geographically indexed reference regions overlapping the area of interest, for each listing of a plurality of listings having a geographical code sharing at least a prefix of an identifier of at least one of the identified geographically indexed reference regions; and searching, when the number of identified geographically indexed reference regions is less than or equal to the threshold number of geographically indexed reference regions overlapping the area of interest, for each listing of the plurality of listings having a geographical code equal to the identifier of at least one of the identified geographically indexed reference regions.