| Code | Name | Region |
|---|---|---|
| ESZME | San Pol De Mar | B |
| ESZKG | San Quintin De Mediona | B |
| ESSQB | San Quirico De Besora | B |
| ESSQU | San Quirico Del Vall | |
| ESSRF | San Rafael | SG |
| ESSAR | San Roman | VI |
| ESRNB | San Roman De Bembibre | LE |
| ESCS5 | San Lorenzo De La Parrilla | CU |
| ESZLM | San Lucar La Mayor | |
| ESSLU | San Luis De Sabinillas | MA |
| ESM8M | San Mames De Meruelo | S |
| ESMCB | San Martin De Centellas | B |
| ESSRV | San Martin De La Vega | M |
| ESDEP | San Martin De Pusa | TO |
| ESSMU | San Martin De Unx | NA |
| ESSMX | San Martin De Unx | NA |
| ESSMV | San Martin De Valdeiglesias | |
| ES7SM | San Martin Del Rey Aurelio | O |
| ESSMT | San Martin Del Teso | |
| ESSMS | San Martin Sarroca | |
| ESGMV | San Martivell | GI |
| ESLGP | San Mateo | GC |
| ESSMG | San Mateo De Gallego | Z |
| ESSMB | San Miguel De Abona | TF |
| ESMGD | San Miguel De Meruelo | S |
| ESODA | San Miguel De Olerdola | B |
| ESMSW | San Miguel De Salinas | A |
| ESSJM | San Juan D Moro | |
| ESZMA | San Juan De Alicante | A |
| ESSJA | San Juan De Aznalfarache | |
| ESJLA | San Juan De La Arena | O |
| ESSJB | San Juan De Las Abadesas | |
| ESJLT | San Juan De Los Terreros | AL |
| ESSDM | San Juan De Mozarrifar | Z |
| ESSJX | San Juan De Nieva | O |
| ESSJN | San Juan De Nivea | |
| ESZNA | San Juan De Vilasar | B |
| ESSJP | San Juan Del Puerto | |
| ESSJD | San Juan Despi (dupl. Sjn) | |
| ESSJF | San Juan Le Fonts | |
| ESJRM | San Julian De Ramis | GI |
| ESJSV | San Justo De La Vega | LE |
| ESSJQ | San Justo Desvern | |
| ESLDY | San Leonardo De Yague | |
| ESMMM | San Lorenzo De Descardazar | PM |
| ESSNL | San Lorenzo De El Escoria | |
| ESLZO | San Lorenzo De El Escorial | M |
| ESSXS | San Esteban Sasroviras | |
| ESSEU | San Eugenio | TF |
| ESSFB | San Felices De Buelna |