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 ReachNeutral · 250 / 3,000
0 / 1
RamkahenRevered · 17,741 / 21,000
2 / 2
Wrath of the Lich King
0 / 5
The Sons of HodirNo standing yet
0 / 2
The SunreaversNeutral · 457 / 3,000
0 / 2
The Wyrmrest AccordHonored · 94 / 12,000
0 / 1
The Burning Crusade
11 / 16
Cenarion ExpeditionFriendly · 3,518 / 6,000
1 / 1
NetherwingNo standing yet
6 / 6
Sha'tari SkyguardNo standing yet
0 / 5
The Mag'harHonored · 3,164 / 12,000
4 / 4
Horde
42 / 53
Bilgewater CartelFriendly · 2,550 / 6,000
0 / 1
Darkspear TrollsHonored · 1,045 / 12,000
6 / 8
OrgrimmarRevered · 14,418 / 21,000
16 / 18
Silvermoon CityHonored · 8,379 / 12,000
7 / 9
Thunder BluffHonored · 6,592 / 12,000
6 / 8
UndercityNeutral · 2,878 / 3,000
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, 3 days ago. Some mounts may be missing or incorrect still. Please report any issues on the contact page.