| 100% | POSTAL | 6 | What the "P" stands for in "USPS" |
| 95% | PETROLEUM | 9 | What the P in OPEC stands for |
| 87% | POST | 4 | What the "p" stands for in "p.m." |
| 85% | PER | 3 | What the "p" in "mph" stands for |
| 85% | PARTY | 5 | What the "P" in "GOP" stands for |
| 85% | PER | 3 | What the "p" in "rpm" stands for |
| 85% | PER | 3 | What the "P" in "MPG" stands for |
| 84% | EYES | 4 | What the colon stands for in :-) |
| 84% | TELLER | 6 | What the T stands for in ATM |
| 84% | NITRO | 5 | What the N stands for in TNT |
| 84% | QUOTIENT | 8 | What the Q stands for in IQ |
| 84% | GRAPHICS | 8 | What the G stands for in GIF |
| 83% | KOREA | 5 | What the K stands for in K-pop |
| 82% | ECONOMIC | 8 | What the E stands for in the acronym OECD |
| 82% | MOTOREN | 7 | What the M stands for in BMW car company |
| 81% | AUTOMATED | 9 | What the A stands for in ATM, the money machine |
| 81% | EXTENDED | 8 | What the E stands for in a record format EP |
| 81% | PER | 3 | What P stands for in 'mph' |
| 80% | PRESS | 5 | Newspapers, collectively (and what the "P" in 40-Across stands for) |
| 80% | UNIT | 4 | What the "U" in a computer's C.P.U. stands for |
| 78% | REST | 4 | What the R in R.I.P stands for |
| 77% | TREATY | 6 | What the "T" stands for in "NATO" |
| 77% | SCENE | 5 | What the "S" stands for in "CSI" |
| 77% | NITRO | 5 | What the "N" stands for in "TNT" |
| 77% | SELF | 4 | What the "s" stands for in "scuba" |
| 77% | UNIT | 4 | What the "U" stands for in "CPU" |
| 77% | ERIE | 4 | What the "E" stands for in HOMES |
| 77% | LEAGUE | 6 | What the "L" stands for in "NHL" |
| 77% | FEDERAL | 7 | What the "F" stands for in "FBI" |
| 77% | UNION | 5 | What the "U" stands for in "ACLU" |