2259 - not used 226x - Boeotia, eastern Phocis 2261 - Livadia 2262 - Thiva 2263 - Dervenochoria, Villia 2264 - Thisvi 2265 - Amfissa 2266 - Lidoriki 2267 - Arachova, Distomo 2268 - Aliartos 2269 - not used 227x - Chios, Samos and Icaria islands 2271 - Chios, Town Area 2272 - Chios, Kardamyla Area 2273 - Samos 2274 - Chios, Volissos Area - Psara island 2275 - Ikaria, Fournoi island 2276 through 2279 - not used 228x - Cyclades 2281 - Syros, including Kythnos, Serifos islands 2282 - Andros 2283 - Tinos 2284 - Paros and Sifnos islands 2285 - Amorgos and Naxos islands 2286 - Folegandros, Ios, Santorini and Sikinos islands 2287 - Kimolos and Milos 2288 - Kea Island 2289 - Mykonos 229x - Attica, excluding the area that uses 21 2291 - Lagonissi 2292 - Lavrio, Sounio 2293 - Agia Sotira 2294 - Rafina, Artemida, Marathonas 2295 - Afidnes 2296 - Megara, Kineta 2297 - Aigina 2298 - Troezen, Poros isl., Hydra isl., Spetses isl. 2299 - Markopoulo Mesogaias Zone 23: Central Macedonia and Florina 231 - Thessaloniki 231 - (0-9)XXXXXX Thessaloniki 232x - Serres prefecture 2321 - Serres 2322 - Nigrita 2323 - Sidirokastro 2324 - Nea Zichni 2325 - Heraklia 2327 - Rodopoli 2326, 2328 & 2329 - not used 233x - Imathia prefecture 2331 - Veria (Verroia) 2332 - Naoussa 2333 - Alexandria 2334 through 2339 - not used 234x - Kilkis prefecture 2341 - Kilkis 2343 - Polykastro 2342 and 2344 through 2349 - not used 235x - Pieria prefecture 2351 - Katerini 2352 - Litochoro 2353 - Aiginio 2354 through 2359 - not used 237x - Chalkidiki prefecture 2371 - Polygyros 2372 - Arnaia 2373 - Nea Moudania 2374 - Potidaia 2375 - Nikiti 2376 - Stratoni 2377 - Ierissos, Mount Athos 2378 and 2379 - not used 238x - Pella and Florina prefectures 2381 - Edessa 2382 - Giannitsa 2383 - not used 2384 - Aridaia 2385 - Florina 2386 - Amyntaio 2387 through 2389 - not used 239x - parts of Chalkidiki and Thessaloniki prefectures 2391 - Chalkidona 2392 - Peraia 2393 - Lagkadikia 2394 - Lagkadas 2395 - Sochos 2396 - Vasilika 2397 - Asprovalta 2399 - Nea Kallikrateia 236x is not used. Zone 24: Thessaly and West Macedonia (excluding Florina) 241 - Larissa area 241 - (0-7)XXXXXX Larissa (and area) 242x - Magnesia including the Northern