| Main | 
| Number 
 | Title | Status | Questions | 
| P.681-11 (08/2019) 
 | Propagation data required for the design systems in the land mobile-satellite service | In force (Main) 
 | 207/3 | 
| 
 | 
| Previous versions | 
| Number 
 | Title | Status | Questions | 
| P.681-8 (07/2015) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-3 (08/97) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-9 (09/2016) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-7 (10/2009) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207-3/3 | 
| P.681-2 (10/95) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | N/A | 
| P.681-6 (04/2003) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-4 (10/99) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-5 (02/2001) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-10 (12/2017) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | 207/3 | 
| P.681-1 (08/94) 
 | Propagation data required for the design of Earth-space land mobile telecommunication systems | Superseded 
 | N/A |