Now showing: Zanzibar - Postage due stamps (1930 - 1939) - 23 stamps.
1930
Inscription "Insufficiently prepaid Postage due."
WM: None Perforation: 10
![[Inscription "Insufficiently prepaid Postage due.", type A]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A1]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A1-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A2]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A2-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A5]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A5-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A8]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A8-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A10]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A10-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A11]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A11-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A14]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A14-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A15]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A15-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type A16]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/A16-s.jpg)
| No. | Type | D | Color | Description |
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| 1 | A | 1C | black | Orange paper | - | 15.61 | 130 | - | USD |
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| 2 | A1 | 2C | black | Orange paper | - | 6.25 | 62.45 | - | USD |
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| 3 | A2 | 3C | black | Orange paper | - | 8.33 | 52.04 | - | USD |
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| 3A* | A3 | 3C | black | Rose paper | - | - | - | - | USD |
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| 4 | A4 | 6C | black | Yellow paper | - | - | 10409 | - | USD |
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| 5 | A5 | 9C | black | Orange paper | - | 4.16 | 26.02 | - | USD |
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| 6 | A6 | 12C | black | Green paper | - | 2081 | 832 | - | USD |
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| 7 | A7 | 15C | black | Orange paper | - | 4.16 | 31.23 | - | USD |
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| 8 | A8 | 18C | black | Salmon paper | - | 6.25 | 52.04 | - | USD |
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| 8A* | A9 | 18C | black | Orange paper | - | 20.82 | 83.27 | - | USD |
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| 9 | A10 | 20C | black | Orange paper | - | 6.25 | 62.45 | - | USD |
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| 10 | A11 | 21C | black | Orange paper | - | 5.20 | 41.64 | - | USD |
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| 11 | A12 | 25C | black | Rose red paper | - | 3643 | 2081 | - | USD |
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| 11A* | A13 | 25C | black | Orange paper | - | 15613 | 15613 | - | USD |
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| 12 | A14 | 31C | black | Orange paper | - | 12.49 | 104 | - | USD |
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| 13 | A15 | 50C | black | Orange paper | - | 31.23 | 208 | - | USD |
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| 14 | A16 | 75C | black | Orange paper | - | 83.27 | 416 | - | USD |
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| 1‑14 | Set (* Stamp not included in this set) | - | 5908 | 14510 | - | USD |
![[Inscription "Insufficiently prepaid Postage due.", type B]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type B1]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B1-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type B2]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B2-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type B3]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B3-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type B4]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B4-s.jpg)
![[Inscription "Insufficiently prepaid Postage due.", type B5]](https://www.stampworld.com/media/catalogue/Zanzibar/Postage-due-stamps/B5-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | B | 2C | black | Orange paper | - | 15.61 | 31.23 | - | USD |
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| 16 | B1 | 3C | black | Rose paper | - | 4.16 | 62.45 | - | USD |
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| 17 | B2 | 6C | black | Yellow paper | - | 4.16 | 41.64 | - | USD |
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| 18 | B3 | 12C | black | Blue paper | - | 6.25 | 31.23 | - | USD |
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| 19 | B4 | 25C | black | Rose paper | - | 12.49 | 83.27 | - | USD |
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| 19A* | B5 | 25C | black | Violet paper | - | 15.61 | 62.45 | - | USD |
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| 15‑19 | Set (* Stamp not included in this set) | - | 42.67 | 249 | - | USD |
