| Code | Name | Region |
|---|---|---|
| ECQUI | Quinche | P |
| ECEQA | Quininde | E |
| ECQSA | Quinsaloma | R |
| ECUIO | Quito | |
| ECRAB | Rabida Island | W |
| ECRBA | Riobamba | |
| ECRMN | Ruminahui | P |
| ECNRJ | Naranjito | G |
| ECPLQ | Palenque | R |
| ECPTL | Palestina | G |
| ECPAS | Pasaje | G |
| ECPJE | Pasaje | O |
| ECPSC | Pascuales | G |
| ECPTZ | Pastaza | |
| ECPPI | Patricia Pilar | R |
| ECPTE | Paute | A |
| ECPDL | Pedernales | M |
| ECCAR | Pedro Carbo | |
| ECPEL | Pelileo | T |
| ECPIF | Pifo | P |
| ECPIN | Pinas | O |
| ECPYS | Playas | G |
| ECPVL | Portovelo | O |
| ECPVO | Portoviejo | M |
| ECPSJ | Posorja | G |
| ECPRO | Progreso | G |
| ECPUV | Pueblo Viejo | M |
| ECLPT | La Puntilla | |
| ECLTR | La Troncal | F |
| ECLUN | La Union | R |
| ECLGQ | Lago Agrio | |
| ECLAS | Lasso | X |
| ECLAT | Latacunga | X |
| ECLOH | Loja | |
| ECMRR | Macara | L |
| ECXMS | Macas | S |
| ECMAC | Machachi | P |
| ECMCH | Machala | |
| ECMEC | Manta | M |
| ECMSU | Mariscal Sucre | G |
| ECMZD | Mendez | S |
| ECMIL | Milagro | |
| ECMTO | Montalvo | R |
| ECMTC | Montecristi | M |
| ECMTV | Monteverde | |
| ECMOR | Morona | |
| ECNAR | Naranjal | G |
| ECFLO | Floreana Island | W |
| ECGPS | Galapagos Islands | |
| ECGUO | Gualaceo | A |