| Code | Name | Region |
|---|---|---|
| ESKAZ | Ikaztegieta | SS |
| ESILS | Illescas | TO |
| ESORA | Illora | GR |
| ESILC | Illueca | Z |
| ESIMA | Imarcoain | NA |
| ESNCA | Inca | PM |
| ESHTA | Huerta | SA |
| ESHT4 | Huerta | SG |
| ESHV2 | Huerta De Valdecarab | TO |
| ESHUH | Huerta De Vero | HU |
| ESHMQ | Huerta Del Marquesado | CU |
| ESHWG | Huerto | |
| ESHWV | Huerto-vega | |
| ESHUS | Huesa | LO |
| ESHUC | Huesca | |
| ESZAV | Huescar | GR |
| ESETH | Huete | CU |
| ESUET | Huetor Vega | GR |
| ESHTT | Huetor-tajar | |
| ESHEV | Hueva | |
| ESHVR | Huevar | SE |
| ESHMM | Humanes | GU |
| ESHMS | Humanes De Madrid | M |
| ESHDM | Humanes De Mohernando | GU |
| ESHMR | Humera | M |
| ESHUR | Humilladero | MA |
| ESHCU | Hospitalet De Llobregat | |
| ESHDI | Hospitalet Del Infant | T |
| ESZFT | Hostalric | GI |
| ESHA6 | Hostalrich | GI |
| ESHDC | Hoya Del Campo | MU |
| ESHG9 | Hoya-gonzalo | AB |
| ESHMZ | Hoyo De Manzanares | M |
| ESHZS | Hoyos | |
| ESHZY | Hoznayo | S |
| ESHRT | Huarte | NA |
| ESHUT | Huarte (pamplona) | |
| ESHRR | Huarte Araquil | NA |
| ESHCA | Huecas | TO |
| ESHWC | Huecija | |
| ESHUM | Huelma | J |
| ESHUV | Huelva | |
| ESHNJ | Hueneja | GR |
| ESHAD | Huercal De Almeria | AL |
| ESZFS | Huercal Overa | AL |
| ESHUE | Huercanos | LO |
| ESHJO | Hinojos | |
| ESHDD | Hinojosa Del Duque | CO |
| ESHOA | Hondarribia | SS |
| ESHDF | Hondon De Los Frailes | A |