| Since the publication of Kehr’s Interpostal Seals Catalog several Interpostal Seals not listed in the Catalog were confirmed to be in existence by collectors. The table below includes an up-to-date listing of those Interpostal Seals. Collectors who encounter other unlisted Interpostal Seals are invited to send pictures at info@interpostals.com. We will update our listing accordingly,
Unlisted Interpostal Seals |
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| Type | DESCRIPTION OF UNLISTED INTERPOSTAL | Link |
| I | BIRKET-EL- SAB, on gray | |
| I | CAIRO, on gray | Picture |
| I | KAFER-ZAJAT, on brown | Picture |
| I | KAFER-ZAJAT, on gray-brown | Picture |
| III | DAMANHUR, green on white | Picture |
| IVb | ALESSANDRIA – KEHR 153 IN BROWN ON ROSE PAPER | Picture |
| Vd | BIRKET-EL- SAB, black on grey-white | Picture |
| Vd | TEL EL KIBIR, black on dark blue | Picture |
| VII | ASSOUAN die B 25.5 mms. Name same Kehr 391 die A | Picture |
| VII | ASSOUAN die B 21 mms. | Picture |
| VII | BIRKET-EL-SAB die B, thinner and taller letters than Kehr 399 | Picture |
| VII | CADAREF die B . | Picture |
| VII | GHISEH die B . | Picture |
| VII | SAMALOUT die B . | Picture |
| VII | BOUKLEH, die B | Picture |
| VII | DESSOUK 22~mms, die B. The listed type is die A 26 mm. | Picture |
| VII | ECONOMAT 21 ~mms, die B.The listed type is 26mm die A and B | Picture |
| VII | ECONOMAT DIE A LARGE FONT | Picture |
| VII | EDFOU, die B | Picture |
| VII | ESNEH die B 23 mms. The listed Kehr 413 is 21 mm. | Picture |
| VII | ISMAILIA 20mms , die B. The listed type is 23mm, die B | Picture |
| VII | KOM-HAMADE, die B | Picture |
| VII | SUEZ 16.5 mms, die B. The Listed type is 19mm, die A and B | Picture |
| VIII | CAIRE 18.5 mms. The listed Kehr 512 is 17 mm. | Picture |
| VIII | DAMANHOUR | Picture |
| VIII | FARCHOUT | Picture |
| VIII | LOUXOR | Picture |
| VIII | (RAMLEH) STAZ- BACCOS | Picture |
| VIII | SMYRNE | Picture |
| VIII A | ABOU-HAMADE | Picture |
| VIII A | ABOUKIR | Picture |
| VIII A | ALEXANDRIA (MARINE) | Picture |
| VIII A | ARMANTE | Picture |
| VIII A | ASSOUAN | Picture |
| VIII A | ATFE | Picture |
| VIII A | BENISSOUEF | Picture |
| VIII A | DAMANHOUR | Picture |
| VIIIA | DECHNAH | Picture |
| VIII A | GODDABA – OPEN ARABIC ‘H’ | Picture |
| VIII A | NAOUA | |
| VIII A | NAZALI-GANOUB | Picture |
| VIII A | SAKHA | Picture |
| VIII A | SOHAG | Picture |
| VIII A | TAHTAH | Picture |
| VIII A | TEH-EL-BAROUD | Picture |