XX
| INTERNATIONAL ORGANIZATIONS
|
XOA
| ICAO 1
|
XUN
| United Nations 2
|
XWM
| WMO 3
|
|
|
1 stations with 4Y call signs
|
2 stations with 4U call signs
|
3 stations with C7 call signs
|
|
XZ
| INTERNATIONAL WATERS
|
XXZ
| International Waters 1
|
|
|
1 ship stations outside of EEZ zones, excl. fixed ocean-station vessels (weather ships)
|
|
SP
| SPACE
|
ZOX
| Outer Space 1
|
ZMO
| Moon 2
|
ZSX
| Solar System 3
|
ZSU
| Sun
|
ZME
| Mercury
|
ZVE
| Venus
|
ZMA
| Mars
|
ZJU
| Jupiter
|
ZSA
| Saturn
|
ZUR
| Uranus
|
ZNE
| Neptune
|
ZPL
| Pluto |
ZDX
| Deep Space 4
|
|
|
Note A : man-made stations only
|
Note B : Sun & planet codes for within 2,000,000 km of solar or planetary surfaces
|
1 100 km above Earth's surface to within 2,000,000 km of Earth
|
2 within 100 km of Moon's surface
|
3 beyond 2,000,000 km from Earth
|
4 beyond the Solar System
|
|