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 · 69 / 12,000
0 / 2
Wrath of the Lich King
1 / 5
The Sons of HodirNo standing yet
0 / 2
The SunreaversRevered · 6,406 / 21,000
1 / 2
The Wyrmrest AccordFriendly · 5,844 / 6,000
0 / 1
The Burning Crusade
4 / 16
Cenarion ExpeditionFriendly · 2,314 / 6,000
0 / 1
NetherwingNo standing yet
1 / 6
Sha'tari SkyguardNo standing yet
0 / 5
The Mag'harHonored · 752 / 12,000
3 / 4
Horde
42 / 534 to get now
Bilgewater CartelHonored · 1,781 / 12,000
0 / 1
Darkspear TrollsHonored · 3,136 / 12,000
7 / 8
OrgrimmarRevered · 2,920 / 21,000
15 / 18
Silvermoon CityHonored · 7,913 / 12,000
7 / 9
Thunder BluffHonored · 1,099 / 12,000
6 / 8
UndercityNo standing yet
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.