| Rieusset S.A. |
|
| Rieusset S.A. - Heralmi |
|
| RJES in Enschede |
|
| Rolph & Clark Ltd. |
|
| Romfilatelia |
|
| Rosenbaum Bros., Vienna |
|
| Royal Gazette, St. Johns (O) | Whitehead, Morris & Co. Ltd. |
|
| Rožankowsky & Co. |
|
| Rufino Flamenco |
|
| Russian State Printing Works, Moscow |
|
| Ryazan regional printing house |
|
| S. Modiano, Trieste |
|
| Sandmeyer |
|
| Sanfer SRL |
|
| Sauer |
|
| Saxby Press, Leicester |
|
| Schröter |
|
| Schultz Grafisk A/S København |
|
| Schultz Print A/S - København |
|
| Schultz Print A/S København |
|