o = the letter o
0 = the number 0

South America
Level 1 - oNHV0V6VEBDU55Q
Level 2 - 2NH70V9VEFDQ592
Level 3 - 7RH30V7AEFD64BI
Level 4 - 8NH30V8EEJD24PI

Gulf 2 - Oil Dispute
Level 1 - VNHR0V0E6JDE53I
Level 2 - 0RHV0Uo66NDA53A
Level 3 - IFHD0UoU6RDM5P2
Level 4 - NJHP0UKE6VDI5BI
Stealth Level 1 - o7HP0UoQAUDE45A Level 2 - U7HL0UNIAUDA5RA Level 3 -
AFHP0UKUA2DM4HI Central America Level 1 - FJHL0UGII2CE4KI Level 2 -
G7HH0U72I2CA5R2 Level 3 - 2BHP0URQI6CM58A South China Sea Level 1 -
KRG50URQ26GE4J2 Level 2 - 0RGL0UTI3AGA5UI Level 3 - FRG9S1CM3EGM52I
Panama Level 1 - 93G5SD9UNGGE4oA Level 2 - VVG5SHUENGGA4SQ Level 3 -
JNGH4CPUNKGM5TI Eastern Europe Level 1 - L3GG4406VoEE5R1 Level 2 -
F7GK5S2QV0EA41A Level 3 - 27GK50UMV4EM58Q Gulf 1 - Canyon Level 1 -
7FGK48T6R8ME4NI Level 2 - 8JGK48VUR8MA5JQ End - T7GK28U2SCMM4oI