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 | Mazatlán | Sinaloa | Mazatlan |
| 100 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 100 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 101 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 102 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 102 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 102 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 103 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 104 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 104 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 104 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 105 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 105 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 105 | Fijo | TELMEX | Mazatlán | Sinaloa | Recodo, el |
| 105 | Fijo | TELMEX | Mazatlán | Sinaloa | Fracc. colinas del real |
| 106 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 106 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 106 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 107 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 107 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 108 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 109 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 110 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 110 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 111 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 112 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 112 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 112 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 113 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 114 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 115 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 116 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 117 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 118 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 118 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 119 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 119 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 119 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 119 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 120 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 121 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 121 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 122 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 123 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 124 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 125 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 126 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 127 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 128 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 129 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 130 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 131 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 132 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 132 | Fijo | TOTAL PLAY | Mazatlán | Sinaloa | Mazatlan |
| 133 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 133 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 133 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 134 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 135 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 136 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 136 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 137 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 138 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 138 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 139 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 140 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 141 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 141 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 142 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 143 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 144 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 144 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 145 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 146 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 147 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 147 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 148 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 149 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 150 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 151 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 152 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 153 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 154 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 155 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 156 | Fijo | TELMEX | Mazatlán | Sinaloa | Mazatlan |
| 157 | Fijo | TOTAL PLAY | Mazatlán | Sinaloa | Mazatlan |
| 158 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 159 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 160 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 161 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 162 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 163 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 164 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 165 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 166 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 166 | Movil | TELCEL | Mazatlán | Sinaloa | Mazatlan |
| 167 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 168 | Movil | MOVISTAR | Mazatlán | Sinaloa | Mazatlan |
| 169 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |
| 170 | Movil | AT&T | Mazatlán | Sinaloa | Mazatlan |