| Four! - USA Golf Enthusiasts | | 22,529,684 | $0.18 | 09/17/2021 | |
| Automobile Owners: By Make, Model and Year | | 2,223,437 | $0.18 | 09/12/2021 | |
| Automotive by Make, Model, and Year | | 44,817,723 | $0.18 | 09/13/2021 | |
| First Year Parents | | 2,856,705 | $0.18 | 09/14/2021 | |
| Households by Year Home Built | | 60,242,116 | $0.18 | 09/16/2021 | |
| SIC Code 27419908 - Yearbooks: Publishing and Printing | | 41 | $0.10 | 09/17/2021 | |
| The Awkward Years - High School Students | | 5,220,845 | $0.18 | 09/14/2021 | |
| Mailing Lists in Belle Fourche, SD | | 5 | $0.10 | 09/13/2021 | |
| Mailing Lists in Four Oaks, NC | | 1 | $0.10 | 09/11/2021 | |
| Mailing Lists in Fourche, AR | | 62 | $0.10 | 09/15/2021 | |
| Mailing Lists in Village of Four Seasons, MO | | 2 | $0.10 | 09/19/2021 | |
| Residential Building Operators: Four Or Fewer Units | | 1,488 | $0.35 | 09/19/2021 | |
| SIC Code 34960104 - Fourdrinier Wire Cloth | | > 100,000 | $0.10 | 09/14/2021 | |
| SIC Code 35549905 - Fourdrinier Machines, Paper Manufacturing | | > 100,000 | $0.10 | 09/11/2021 | |
| SIC Code 65149901 - Residential Building, Four or Fewer Units: Operation | | 1,370 | $0.10 | 09/17/2021 | |
