33 ausgewählt
- Nicht ausgefüllt
- C. & J. Martinez [Bogota, Colombia] (1859)
- C. Naumann, Frankfurt-am-Main
- Calvert, Samuel [1854-1858]
- Campo-Rodan
- Canadian Bank Note Company (CBN,CBNC)
- Carto Brussel
- Casa da Moeda do Brasil
- Casa de Moneda de Chile (1853)
- CBN (Canadian Bank Note Company)
- CBNC (Canadian Bank Note Company)
- CCL Label Inc.
- Central Engraving & Printing Works Chungking
- Central Engraving and Printing Plant [Taipei]
- Cervantes S.A, Montevideo
- Charles Norman Limited
- Charles Whiting
- China Modern Times Printing Works
- Codex Értékpapírnyomda (1998)
- Collectables and Solutions Centre, New Zealand Post, Whanganui
- Colour Innovations Inc.
- Commercial Press [Shanghai, 1949]
- Commonwealth Stamp Printing Branch [Melbourne, 1909-1918]
- Compagnie Lithographique d’Haiti
- Compania Sud-Americana de Billetes de Banco [Buenos Aires]
- Concordia, Kinshasha
- Conzett & Huber, Zürich
- Correo Peruano [Lima,1862]
- Cotswold Diestamping Ltd.
- CPE [Australia] (1987)
- CPU [Bosnie en Herzegovina]
- CTP [Cape & Transvaal Printers]
- Culeman
- Curaçaosche Courant, Willemstad