/ptp set - set a location with a random 5-digit code.
/ptp remove [key] - Removes your location IF you have the key.
/ptp go [key] - Teleport to a location using a key.
/ptpa set [key] - Set a location with a specific key.
/ptpa remove [key] - Removes any location IF you have the key.
/ptpa info [key] - See who owns a specific key.
/ptpa player [player] - See what key a specific player owns.
Note: doing either base command (/ptp, /ptpa) will tell you the list of commands and what they do.
ptp.use - Use all normal commands.
ptp.admin - Use all admin commands.