| Code | Name | Region |
|---|---|---|
| MXSPD | San Pedro | COA |
| MXSPC | San Pedro Cholula | PUE |
| MXSPG | San Pedro Garza Garcia | NLE |
| MXSPL | San Pedro Izhuatepec | PUE |
| MXSTP | San Pedro Tapanatepec | OAX |
| MXSPT | San Pedro Totoltepec | MEX |
| MXSNQ | San Quintin | |
| MXSRF | San Rafael | VER |
| MXSSA | San Salvador Atenco | MEX |
| MXSSB | San Sebastian | OAX |
| MXSUN | San Tiburcio | ZAC |
| MXSN2 | Santa Ana | SON |
| MXSA3 | Santa Ana Chiautempan | TLA |
| MXSTC | Santa Catarina | NLE |
| MXMP6 | San Juan Atzompan | PUE |
| MXSJT | San Juan Bautista Tuxtepec | OAX |
| MXSJC | San Juan De La Costa | |
| MXSJL | San Juan De Los Lagos | JAL |
| MXDSS | San Juan De Sabinas | COA |
| MXSJR | San Juan Del Rio | |
| MXSJO | San Juan Del Rio | QUE |
| MXSAS | San Juan Solis | HID |
| MXTXP | San Juan Tuxtepec | MEX |
| MXSAJ | San Juanito Escobedo | JAL |
| MXSLO | San Lorenzo | |
| MXSLU | San Luis De La Paz | GUA |
| MXSLP | San Luis Potosi | SLP |
| MXUAC | San Luis Rio Colorado | |
| MXPDP | San Martin De Las Piramides | MEX |
| MXSOB | San Martin Obispo | MEX |
| MXSMT | San Martin Texmelucan | PUE |
| MXSMA | San Mateo Atenco | MEX |
| MXSMG | San Miguel De Allende | GUA |
| MXSMH | San Miguel De Horcasitas | SON |
| MXSFS | San Francisco De Los Romos | AGU |
| MXSFR | San Francisco Del Rincon | GUA |
| MXSFJ | San Francisco Javier | COL |
| MXSFL | San Francisco Lachigolo | OAX |
| MXSGL | San Gabriel | JAL |
| MXSGA | San Gregorio Atzompa | PUE |
| MXSGM | San Ignacio | |
| MXSIO | San Ignacio | SIN |
| MXLSR | San Ignacio Cerro Gordo | TAM |
| MXT8Z | San Isidro Mazatepec | JAL |
| MXSJH | San Jeronimo | CHH |
| MXSJD | San Jose Cabo | |
| MXP7E | San Jose Chiapa | PUE |
| MXZMD | San Jose Chipila | VER |
| MXSJS | San Jose De Castillo | BCN |
| MXSJG | San Jose De Gracias | MIC |