| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Code |
Notes |
| RA | North Russia to Iceland, later UK 1942-45. Replaced QP. |
| RB | A single convoy of small passenger liners USA to UK 1942. |
| Red | Early Gibraltar to Far East convoy. |
| RJ | Recife to Rio de Janeiro. |
| RK | Rangoon to Arakan and Calcutta, 1945. |
| RK | Colombo to Kilindini, 1944. |
| RM | Rangoon-Madras-Colombo, 1945. |
| RN | Methil to Norway, May 1945. |
| RP | Dardanelles (Rabbit Island) to Piraeus, 1945. |
| RS | Gibraltar to Freetown 1943. |
| RT | Capetown to Freetown, 1941. |
| RT | Recife to Trinidad, 1943. |
| RU | Reykjavik to Loch Ewe, later Belfast. 1941-45. |
Converted from the original by kind permission of Mrs. Gill Hague.