| 100% | PONYEXPRESS | 11 | Mail service made obsolete by the transcontinental telegraph |
| 47% | SALTCELLAR | 10 | Dispenser made obsolete by the shaker |
| 47% | SLIDERULE | 9 | Calculator made obsolete by the calculator |
| 42% | DST | 3 | Clock setting that could be made obsolete by the proposed Sunshine Protection Act: Abbr. |
| 35% | CDS | 3 | Things made obsolete by iPods |
| 34% | CEL | 3 | Film frame made obsolete by computer animation |
| 34% | CEL | 3 | Animation frame made obsolete by computer animation |
| 33% | TVVCR | 5 | Viewer/player appliance made obsolete by DVDs: Abbr. |
| 32% | RFDS | 4 | Mail service for the country folks: Abbr. |
| 31% | PONYEXPRESS | 11 | Old West mail service by fast horses |
| 31% | CAB | 3 | Vehicle provided by the Airport taxi service |
| 31% | PONY | 4 | ___ Express (horse-based mail service of the 1860s) |
| 31% | OBAMA | 5 | One code-named Renegade by the Secret Service |
| 30% | YNNEPLANE | 9 | *Street made famous by the Beatles |
| 30% | MOPTOP | 6 | Hairstyle made popular by the Beatles |
| 30% | ROAR | 4 | The majestic sound made by a Lion |
| 30% | GMAIL | 5 | The Internet message service owned by Google |
| 29% | GAS | 3 | It's sold by the gallon at US service stations |
| 29% | DARES | 5 | "Who ___ Wins" (motto popularized by the British Special Air Service) |
| 29% | DINGDONG | 8 | The sound made by a doorbell, for example |
| 29% | SATPREP | 7 | Service provided by Kaplan and The Princeton Review |
| 29% | LAYTO | 5 | Make a ship stop by facing the wind |
| 29% | POSTAL | 6 | Of the mail service |
| 29% | BENEFITED | 9 | Made the most of fine bet lost by journalist |
| 29% | TREKKING | 8 | Making a long journey by foot, in the mountains |
| 29% | ABBEYROAD | 9 | Iconic studios made famous by The Beatles |
| 29% | ABBEYROAD | 9 | London street made famous by The Beatles |
| 29% | ARKS | 4 | Boats, like the ones made by Noah |
| 29% | GRUNTING | 8 | Describes the noise made by tennis players |
| 29% | KFCS | 4 | Businesses that make money by the bucketload? |