| 100% | PETA | 4 | Org. that sells "End Speciesism" T-shirts |
| 64% | ASPCA | 5 | Org. that sells "Speaking up for those who can't" T-shirts |
| 51% | HANES | 5 | Company that sells men's ComfortSoft T-shirts |
| 48% | USPS | 4 | Org. that sells Forever Stamps |
| 47% | AAA | 3 | Org. that sells large batteries, ironically |
| 42% | ASPCA | 5 | Org. that battled P. T. Barnum |
| 42% | TEE | 3 | Shirt that might be sold in a souvenir shop |
| 40% | PETA | 4 | "End Speciesism" org. |
| 40% | CUFFLINKS | 9 | Studs that hold together the ends of shirt sleeves |
| 39% | NFL | 3 | Org. that's home to the ends of 20-, 32-, 41- and 52-Across |
| 38% | FDA | 3 | Org. that oversees O.T.C.s |
| 38% | TSA | 3 | Org. that checks what you don't |
| 37% | TEE | 3 | Type of shirt that may be sold as a band's merchandise |
| 37% | FAA | 3 | Org. that can't be lax about LAX? |
| 37% | TSA | 3 | Org. that checks what you don't check |
| 37% | MERCH | 5 | T-shirts, CDs et al. sold at concerts |
| 37% | THEDRAGONTATTOO | 15 | The ending of a best selling book that went onto the big screen |
| 36% | MED | 3 | T-shirt size that comes before large, for short |
| 36% | TSA | 3 | Org. that checks what isn't checked |
| 36% | LONGLINE | 8 | Describes T-shirts that are not short |
| 36% | SUI | 3 | Fashion surname that becomes a garment if you add a T at the end |
| 35% | IRS | 3 | Org. often impersonated in calls that end with, "Just send us the overdue amount in gift cards." |
| 34% | INFINITE | 8 | Programming sequences that don't end, literally |
| 34% | EDSEL | 5 | 1950s Ford that didn't sell well |
| 34% | TED | 3 | Org that spreads great ideas |
| 34% | USPS | 4 | Org. that delivers |
| 34% | AAA | 3 | Org. that tows |
| 34% | CIA | 3 | Org. that you can't admit you work for to most people |
| 34% | PETA | 4 | Animal-rights org. that doesn't support "no kill" shelters |
| 34% | WORN | 4 | Like a favorite T-shirt that’s showing its age |