Stamps of Allenstein, oval overprint
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postage
1920 1920b issue ovpted on stamps of Germany wmk. lozenges (14 stamps)
| - | 5pf | grn | ovpt, Germania | — | — | |
| X | 10pf | car | ovpt, Germania | — | — | |
| - | 15pf | dkvio | ovpt, Germania, p. 14 | — | — | |
| - | 15pf | viobrn | ovpt, Germania | — | — | |
| - | 20pf | ultra | ovpt, Germania, p. 14x14.5 | — | — | |
| - | 30pf | org & blk, buff | ovpt, Germania | — | — | |
| - | 40pf | lake & blk | ovpt, Germania | — | — | |
| X | 50pf | pur & blk, buff | ovpt, Germania | — | — | |
| - | 75pf | grn & blk | ovpt, Germania, p. 14 | — | — | |
| - | 1m | carrose | ovpt, Imperial Post Office, p. 14x14.5 | — | — | |
| - | 1.25m | grn | ovpt, post office | — | — | |
| - | 1.50m | yelbrn | ovpt, post office | — | — | |
| - | 2.50m | lilrose | ovpt, union of North and South | — | — | |
| - | 3m | blkvio | ovpt, unveiling | — | — |
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