Knock Three Times by Tony Orlando and Dawn first appeared on the Israeli foreign-music chart on 23 May 1971, entering at #11. It peaked at #1 on 20 Jun 1971, holding the top spot for 3 weeks. In total it spent 11 weeks on the chart, last charting on 15 Aug 1971. It also made the year-end chart: #26 of 1971.
| Wk | Date | Pos |
|---|---|---|
| 1 | 23 May 1971 | 11 |
| 2 | 6 Jun 1971 | 8 |
| 3 | 13 Jun 1971 | 5 |
| 4 | 20 Jun 1971 | 1 |
| 5 | 27 Jun 1971 | 1 |
| 6 | 4 Jul 1971 | 1 |
| 7 | 11 Jul 1971 | 4 |
| 8 | 18 Jul 1971 | 8 |
| 9 | 25 Jul 1971 | 10 |
| 10 | 8 Aug 1971 | 13 |
| 11 | 15 Aug 1971 | 18 |