3,135 registered streets starting with "W"
| Street Name | Grade | Buildings |
|---|---|---|
| W 21St Pl 2Fl | B | 1 |
| W 21St Pl 2Nd | A | 2 |
| W 21St Pl 3 | B | 3 |
| W 21St Pl B | B | 1 |
| W 21St Pl Bf | A | 1 |
| W 21St Pl Bsmt | A | 2 |
| W 21St Pl First | A | 1 |
| W 21St Pl Hse | A | 3 |
| W 21St St | B | 302 |
| W 21St St 1 | B | 35 |
| W 21St St 1646 | A | 1 |
| W 21St St 1Rear | B | 1 |
| W 21St St 1St | B | 3 |
| W 21St St 2 | B | 16 |
| W 21St St 2251F | A | 1 |
| W 21St St 2Nd | B | 2 |
| W 21St St 2Ndfl | B | 1 |
| W 21St St 2 R | C | 1 |
| W 21St St 3R | C | 1 |
| W 21St St 3Rd | B | 2 |