Abadan City Code 631
 Ahwaz City Code 61
 Arak City Code 861
 Esfahan City Code 31
 Ghazvin City Code 281
 Ghome City Code 251
 Hamadan City Code 81
 Isfahan City Code 31
 Karadj City Code 261
 Kerman City Code 341
 Mashhad City Code 51
 Rezaiyeh City Code 441
 Shiraz City Code 71
 Tabriz City Code 41
 Tehran (Teheran) City Code 21