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 | Xilitla | San Luis Potosí | Xilitla |
| 100 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 100 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 100 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 100 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 101 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 101 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 102 | Movil | MOVISTAR | Tamuín | San Luis Potosí | Tamuin |
| 102 | Movil | MOVISTAR | Tamuín | San Luis Potosí | Tamuin |
| 103 | Movil | MOVISTAR | Tamuín | San Luis Potosí | Tamuin |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 104 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 105 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 105 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 105 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 105 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 105 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 106 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 107 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 107 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 107 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 107 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 108 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 108 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 108 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 108 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 109 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 109 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 110 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 111 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 111 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 111 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 112 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 112 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 112 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 113 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 113 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 113 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 113 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 114 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 114 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 115 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 115 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 115 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 116 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 117 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 117 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 117 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 118 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 118 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 119 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 120 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 121 | Fijo | MOVISTAR | Tamuín | San Luis Potosí | Tamuin |
| 121 | Fijo | MOVISTAR | Tamuín | San Luis Potosí | Tamuin |
| 122 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 122 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 122 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 122 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 123 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 123 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 123 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 124 | Movil | QBOCEL | Tamuín | San Luis Potosí | Tamuin |
| 125 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 126 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 126 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 126 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 127 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 128 | Movil | TELCEL | Tamuín | San Luis Potosí | Tamuin |
| 128 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 129 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 129 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 130 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 130 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 130 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 130 | Movil | TELCEL | Xilitla | San Luis Potosí | Xilitla |
| 131 | Movil | ALTÁN | Xilitla | San Luis Potosí | Xilitla |
| 131 | Fijo | ALTÁN | Xilitla | San Luis Potosí | Xilitla |
| 132 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 132 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 133 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 134 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 134 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 135 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 135 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 136 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 137 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 137 | Movil | AT&T | Tamuín | San Luis Potosí | Tamuin |
| 138 | Fijo | DIRECTO | Tamuín | San Luis Potosí | Palmas, las |
| 138 | Fijo | DIRECTO | Tamuín | San Luis Potosí | Palmas, las |