Following are diplomatic country codes for their license
plates:

AA Congo
AC Ivory Coast
AF Japan
AH Madagascar
AJ Panama
AK Cape Verde
AQ Syria
AU Uganda
AV Israel

BL South Africa
BZ Iraq

CC Ethiopia
CN "Assigned to an International Organization"
CS Afghanistan
CU Botswana
CV Burma
CW Cameroon, 
CX Burundi
CY China

DA Colombia
DB Costa Rica
DC Cuba
DD Cyprus
DF Dominican Republic
DG Ecuador
DJ France
DK Greece
DL India,
DM Iran
DN Denmark
DP Bangladesh

FC USSR
FF Antigua and Barbuda
FG Central African Republic,
FH Ireland
FJ Lebanon
FK Kenya
FL Liberia
FM Libya,
FN Malta
FP Morocco
FR Philippines
FS Netherlands,
FT Qatar
FV Sri Lanka
FW Holy See
FX Sierra leone,
FY French Algeria
FZ Suriname

GC Sweden
GG Zambia
GN Turkey
GP Albania
GQ North Korea

HL St. Lucia
HV Belgium
HW Guatemala
HX Benin
HZ Haiti

JB Honduras
JC Kuwait
JD Mauritius
JF Nigeria
JG Portugal, 
JH Somalia
JJ Chad
JK Turkey
JM Yugoslavia
JP Tunisia,
JQ Togo

KH Hungary
KJ Lithuania
KK Fiji
KL Jordan
KM Jamaica,
KN Gabon
KP Luxembourg
KR Malaysia
KS Mexico
KV Saudi Arabia
KX Sudan

LC Venezuela
LD Viet Nam
LG Turkey
LH/LJ Israel
LK Delegate to Commission of European Communities
LW West Germany

MK Djibouti
MP Bahamas

NA Oman
NB Papua New Guinea
NC Paraguay
ND Romania

PA Austria
PB Barbados
PC Belize
PF Bolivia, 
PH Czechoslovakia
PK Norway
PL Chile
PM Brunei,
PR Argentina
PS Zimbabwe
PV Zaire

QD Burkina Faso
QL St. Kitts and Nevis
QM Bulgaria,
QN Laos
QP Latvia
QQ Lesotho
QR Malawi
QS Mozambique,
QT New Zealand
QU Nicaragua
QV Niger
QW Poland,
QX Pakistan
QY Yemen
QZ Indonesia

RB Rwanda
RD Senegal
RL Uruguay

SG Israel
ST Dominica
SX Belgian Congo

TF Algeria
TG Canada
TH Egypt
TJ East Germany
TL El Salvador,
TM Iceland
TN Nepal
TP Mauritania
TQ Mali
TR Italy,
TS Rhodesia
TT Guyana
TU Guinea, 
TV Ghana
TW Gambia,
TX Finland
TY Grenada
TZ Peru

UA Bahrain
UH Spain
UX Trinidad and Tobago

VF Thailand
VG Tanzania
VH Switzerland
VJ Brazil, 
VK Singapore
VL Swaziland

WB United Arab Emirates
WD South Korea
WZ United Kingdom

XF Turkey
XZ Australia