Pandaren mounts are available on their corresponding race. Create a new character and you can get them without the standing.
Cataclysm
2 / 3
Hellscream's ReachNo standing yet
0 / 1
RamkahenNeutral · 500 / 3,000
2 / 2
Wrath of the Lich King
3 / 5
The Sons of HodirNo standing yet
2 / 2
The SunreaversHonored · 9,956 / 12,000
0 / 2
The Wyrmrest AccordNeutral · 1,950 / 3,000
1 / 1
The Burning Crusade
10 / 16
Cenarion ExpeditionFriendly · 4,350 / 6,000
0 / 1
NetherwingNo standing yet
6 / 6
Sha'tari SkyguardNo standing yet
0 / 5
The Mag'harNo standing yet
4 / 4
Horde
45 / 53
Bilgewater CartelHonored · 7,424 / 12,000
1 / 1
Darkspear TrollsHonored · 1,584 / 12,000
6 / 8
OrgrimmarHonored · 2,168 / 12,000
17 / 18
Silvermoon CityFriendly · 1,529 / 6,000
7 / 9
Thunder BluffFriendly · 4,728 / 6,000
7 / 8
UndercityFriendly · 1,877 / 6,000
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, 2 days ago. Some mounts may be missing or incorrect still. Please report any issues on the contact page.