No. Name Country code Region Ac.reg.code Airports Carriers
201 Singapore SG Far East 9V 4 3
202 Slovakia SK Europe OM 8 3
203 Slovenia SI Europe S5 4 2
204 Solomon Islands SB Australia and Oceania H4 42 0
205 Somalia SO Africa 62 1
206 South Africa ZA Africa ZS 173 6
207 South Korea KR Far East 27 2
208 South Sudan SS Africa 13 0
209 Spain ES Europe EC 78 9
210 Sri Lanka LK Far East 4R 23 1
211 St. Helena SH Africa 1 0
212 St. Martin MF Caribbean 0 0
213 St. Pierre And Miquelon PM North America 2 1
214 Sudan SD Africa ST 48 3
215 Suriname SR South America PZ 12 0
216 Swaziland SZ Africa 3D 3 1
217 Sweden SE Europe SE 65 3
218 Switzerland CH Europe HB 20 3
219 Syria SY Middle East YK 7 1
220 Tahiti TI South America 0 0
221 Taiwan TW Far East B 23 1
222 Tajikistan TJ Asia 5 2
223 Tanzania TZ Africa 5H 41 1
224 Thailand TH Far East HS 49 6
225 Togo TG Africa 2 1
226 Tonga TO Australia and Oceania 6 0
227 Trinidad & Tobago TT Caribbean 9Y 2 1
228 Tunisia TN Africa TS 11 1
229 Turkey TR Middle East TC 64 13
230 Turkmenistan TM Far East EZ 5 1
231 Turks and Caicos TC Central America 7 0
232 Tuvalu TV Australia and Oceania 1 0
233 Uganda UG Africa 5X 15 2
234 Ukraine UK Europe UR 43 24
235 United Arab Emirates AE Middle East 18 107
236 United Kingdom GB Europe G 190 42
237 United States of America US North America 2678 76
238 Uruguay UY South America CX 16 1
239 US Minor Outlying Islands UM North America 3 0
240 Uzbekistan UZ Far East UK 15 5
241 Vanuatu VU Australia and Oceania YJ 30 0
242 Venezuela VE South America YV 65 4
243 Vietnam VN Far East VN 39 3
244 Virgin Islands(U.S.) VI Caribbean 4 0
245 Wallis and Futuna Islands WF Australia and Oceania 2 0
246 Western Sahara EH Africa 0 0
247 Yemen YE Middle East 7O 27 0
248 Yugoslavia YU Europe 1 0
249 Zambia ZM Africa 9J 27 1
250 Zimbabwe ZW Africa Z 20 1