La serie son los 4 número siguiente a la lada, los cuales se utilizan para identificar la compañia y el asentamiento al que pertenece el número telefónico.
| Serie | Tipo | Compañia | Municipio | Estado | Asentamiento |
|---|---|---|---|---|---|
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 100 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 101 | Movil | MOVISTAR | Cerritos | San Luis Potosí | Cerritos |
| 101 | Movil | MOVISTAR | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 102 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 103 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 103 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 103 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 103 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 103 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 104 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 104 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 104 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 105 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 105 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 105 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 106 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 106 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 106 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 106 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 107 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 108 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 108 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 108 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 109 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 109 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 110 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 110 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 111 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 112 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 113 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 114 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 114 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 114 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 115 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 116 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 116 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 117 | Fijo | DIRECTO | Guadalcázar | San Luis Potosí | Hincada, la |
| 117 | Fijo | DIRECTO | Guadalcázar | San Luis Potosí | Hincada, la |
| 117 | Fijo | DIRECTO | Guadalcázar | San Luis Potosí | Hincada, la |
| 118 | Movil | SERVITRON | Cerritos | San Luis Potosí | Cerritos |
| 119 | Fijo | UC TELECOM | Guadalcázar | San Luis Potosí | Hincada, la |
| 120 | Fijo | TV REY | Guadalcázar | San Luis Potosí | Hincada, la |
| 121 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 122 | Movil | TELCEL | Cerritos | San Luis Potosí | Cerritos |
| 123 | Fijo | MARCATELCOM | Cerritos | San Luis Potosí | Cerritos |
| 124 | Fijo | COEFICIENTE | Cerritos | San Luis Potosí | Cerritos |
| 125 | Movil | ALTÁN | Cerritos | San Luis Potosí | Cerritos |
| 125 | Fijo | ALTÁN | Moctezuma | San Luis Potosí | Moctezuma |
| 126 | Movil | FREEDOMPOP | Cerritos | San Luis Potosí | Cerritos |
| 127 | Fijo | OPERBES | Cerritos | San Luis Potosí | Cerritos |
| 128 | Movil | CABLEVISIONRED | Cerritos | San Luis Potosí | Cerritos |
| 129 | Fijo | FLYNODE | Cerritos | San Luis Potosí | Cerritos |
| 130 | Fijo | ROBOT | Villa Hidalgo | San Luis Potosí | Corcovada |
| 130 | Fijo | ROBOT | Villa Hidalgo | San Luis Potosí | Corcovada |
| 131 | Fijo | CENTERNEXT | Cerritos | San Luis Potosí | Cerritos |
| 132 | Fijo | INBTEL | Cerritos | San Luis Potosí | Cerritos |
| 133 | Movil | ALTÁN | Cerritos | San Luis Potosí | Cerritos |
| 134 | Fijo | TELIGENTIA | Cerritos | San Luis Potosí | Cerritos |
| 488 | Fijo | TELMEX | Charcas | San Luis Potosí | Cañada verde |
| 488 | Fijo | TELMEX | Cerritos | San Luis Potosí | Ojo de agua |
| 488 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Norias del refugio |
| 488 | Fijo | TELMEX | Villa Hidalgo | San Luis Potosí | Leoncito, el |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 567 | Fijo | TELMEX | Villa Hidalgo | San Luis Potosí | Peotillos |
| 567 | Fijo | TELMEX | San Nicolás Tolentino | San Luis Potosí | San nicolas tolentino |
| 567 | Fijo | TELMEX | Armadillo de los Infante | San Luis Potosí | Armadillo de los infante |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Guadalcazar |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Guadalcazar |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Hincada, la |
| 567 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Hincada, la |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 596 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Buenavista |
| 659 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Entronque de matehuala (el huizache) |
| 659 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Entronque de matehuala (el huizache) |
| 659 | Fijo | TELMEX | Guadalcázar | San Luis Potosí | Entronque de matehuala (el huizache) |