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
RamkahenHonored · 1,978 / 12,000
0 / 2
Wrath of the Lich King
0 / 5
The Sons of HodirNo standing yet
0 / 2
The SunreaversHonored · 3,710 / 12,000
0 / 2
The Wyrmrest AccordNeutral · 2,359 / 3,000
0 / 1
The Burning Crusade
0 / 16
Cenarion ExpeditionFriendly · 99 / 6,000
0 / 1
NetherwingNo standing yet
0 / 6
Sha'tari SkyguardNo standing yet
0 / 5
The Mag'harUnfriendly · 2,522 / 3,000
0 / 4
Horde
33 / 539 to get now
Bilgewater CartelHonored · 468 / 12,000
0 / 1
Darkspear TrollsFriendly · 5,999 / 6,000
3 / 8
OrgrimmarHonored · 6,037 / 12,000
14 / 18
Silvermoon CityHonored · 10,302 / 12,000
3 / 9
Thunder BluffHonored · 2,759 / 12,000
6 / 8
UndercityHonored · 949 / 12,000
7 / 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, 1 day ago. Some mounts may be missing or incorrect still. Please report any issues on the contact page.