Ditunjukkan sekarang: Zon Terusan - Setem-setem bayaran pos tertangguh (1920 - 1929) - 13 Setem-setem.
1. July WM: Tiada Perforasi: 11
![[US Postage Due Stamps Overprinted, jenis D]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/D-s.jpg)
![[US Postage Due Stamps Overprinted, jenis D3]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/D3-s.jpg)
| No. | Jenis | D | Warna | Deskripsi |
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| 11 | D | 1C | merah tua merah | "A" with flat top | - | 94.19 | 29.44 | - | USD |
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| 11A* | D1 | 1C | merah tua merah | - | 9.42 | 2.94 | - | USD |
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| 12 | D2 | 2C | merah tua kecoklatan | "A" with flat top | - | 58.87 | 9.42 | - | USD |
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| 12A* | D3 | 2C | merah tua kecoklatan | - | 14.13 | 4.71 | - | USD |
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| 13 | D4 | 10C | merah tua kecoklatan | "A" with flat top | - | 235 | 58.87 | - | USD |
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| 13A* | D5 | 10C | merah tua kecoklatan | - | 176 | 17.66 | - | USD |
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| 11‑13 | Set (* Setem tidak termasuk di dalam set ini) | - | 388 | 97.73 | - | USD |
February WM: Tiada Perforasi: 11
![[Panama Canal Zone Postage Stamps Overprinted "POSTAGE DUE", jenis E]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/E-s.jpg)
![[Panama Canal Zone Postage Stamps Overprinted "POSTAGE DUE", jenis E1]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/E1-s.jpg)
![[Panama Canal Zone Postage Stamps Overprinted "POSTAGE DUE", jenis E2]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/E2-s.jpg)
16. December WM: Tiada Perforasi: 11
![[Panama Canal Zone Postage Stamp Surcharged, jenis F]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/F-s.jpg)
![[Panama Canal Zone Postage Stamp Surcharged, jenis F1]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/F1-s.jpg)
![[Panama Canal Zone Postage Stamp Surcharged, jenis F2]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/F2-s.jpg)
![[Panama Canal Zone Postage Stamp Surcharged, jenis F3]](https://www.stampworld.com/media/catalogue/Canal-Zone/Postage-due-stamps/F3-s.jpg)
