Pandaren mounts are available on their corresponding race. Create a new character and you can get them without the standing.
Cataclysm
0 / 3
Hellscream's ReachNo standing yet
0 / 1
RamkahenNeutral · 1,000 / 3,000
0 / 2
Wrath of the Lich King
0 / 5
The Sons of HodirHated · 1,300 / 36,000
0 / 2
The SunreaversNeutral · 2,175 / 3,000
0 / 2
The Wyrmrest AccordNeutral · 1,621 / 3,000
0 / 1
The Burning Crusade
0 / 16
Cenarion ExpeditionNeutral · 24 / 3,000
0 / 1
NetherwingNo standing yet
0 / 6
Sha'tari SkyguardNeutral · 0 / 3,000
0 / 5
The Mag'harNo standing yet
0 / 4
Horde
9 / 5335 to get now
Bilgewater CartelHonored · 8,646 / 12,000
0 / 1
Darkspear TrollsHonored · 5,099 / 12,000
0 / 8
OrgrimmarHonored · 2,411 / 12,000
4 / 18
Silvermoon CityFriendly · 5,999 / 6,000
3 / 9
Thunder BluffNo standing yet
2 / 8
UndercityFriendly · 5,999 / 6,000
0 / 9
Darkspear Trolls and Orgrimmar and Silvermoon City and Thunder Bluff and Undercity mounts are available on their corresponding race. Create a new character and you can get them without the standing.
Standings come from the last update, 3 days ago. Some mounts may be missing or incorrect still. Please report any issues on the contact page.