A
+32 Attapeu
+32
B
+26 Bokeo Province
+26
+24 Bolikhamsai Province
+24
C
+31 Champasak Province
+31
H
+20 Houaphanh Province
+20
K
+20 Khammouane Province
+20
L
+23 Luang Namtha
+23
+25 Luang Phrabang
+25
O
+24 Oudomxay Province
+24
P
+19 Phongsaly
+19
S
+24 Sainyabuli
+24
+30 Salavan
+30
S
+26 Savannakhet
+26
+31 Sekong
+31
V
+24 Vientiane (airport)
+24
+28 Vientiane Province
+28
X
+21 Xiangkhouang Province
+21