| Answer | Crossword Clue |
|---|---|
| SSR | One of 15, formerly: Abbr. |
| SSR | One of 15, once: Abbr. |
| SSR | One of 15 until 1991: Abbr. |
| COL | One of 15 in a typical weekday crossword: Abbr. |
| NOR | Home of the world's longest road tunnel (15 miles): Abbr. |
| AGT | 15-percenter: Abbr. |
| AGTS | 15-percenters: Abbr. |
| TXS | April 15 items: Abbr. |
| GCD | 3, for 12 and 15: Abbr. |
| SPF | 15, 30 or 45, usually: Abbr. |
| IDA | Where I-15 meets I-86: Abbr. |
| LCD | 30, for 1-5 and 1-6, e.g.: Abbr. |
| LCD | 20, for 1-4 and 1-5, e.g.: Abbr. |
