a. Map Centered on Atlantic Ocean
| oa01 | Atlantica III | Fred Davis | 7 |
| oa02 | Atlantica I | Fred Davis | 7 |
| oa03 | Atlantica II | Fred Davis | 7 |
| oa04 | Atlantica II-R | Fred Davis | 7 |
| oa05 | Atlantica IV | Fred Davis | 8 |
| oa06 | Atlantica IVa | Fred Davis & Stephen Agar | 8 |
d. Map Centered on Australia and Surrounding Seas
| od01 | Conquest of Australia | Bob Albrecht | 6 |
| od03 | Australia and Pacific Variant | Larry Peery | 5 |
| od04 | Federation | Theo Kermanidis | 8 |
n. Map Centered on Antarctic Ocean
| on01 | Antarctica | G. Long | 6 |
p. Map Centered on Pacific Ocean
| op01 | Pacifica (“I”) | Scott Rosenberg | 8 |
w. Map Centered on World Oceans
| ow01 | Seven Seas Diplomacy | Bjorn Westling | 6 |
| ow02 | Seven Seas Diplomacy | Bjorn Westling | 6 |
| ow03 | Seven Seas Diplomacy II | Bjorn Westling | 6 |