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 |
|---|---|---|---|---|---|
| 170 | Movil | TELCEL | Izamal | Yucatán | Izamal |
| 171 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 171 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 172 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 173 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 174 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 175 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 176 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 177 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 178 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 179 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 180 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 181 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 182 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 182 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 183 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 184 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 185 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 186 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 186 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 187 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 188 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 189 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 190 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 191 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 192 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 193 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 194 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 195 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 196 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 197 | Movil | CORPORACIÓN NOVAVISIÓN | Hunucmá | Yucatán | Hunucma |
| 198 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 198 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 199 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 200 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 200 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 201 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 202 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 203 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 204 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 205 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 206 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 207 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 207 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 208 | Fijo | TELECOMMERCE | Chocholá | Yucatán | Chochola |
| 209 | Fijo | MCM | Izamal | Yucatán | Izamal |
| 210 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 211 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 212 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 213 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 214 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 215 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 216 | Movil | AT&T | Izamal | Yucatán | Izamal |
| 217 | Movil | VIRGIN | Hunucmá | Yucatán | Hunucma |
| 217 | Movil | VIRGIN | Izamal | Yucatán | Izamal |
| 217 | Movil | VIRGIN | Umán | Yucatán | Uman |
| 218 | Fijo | TELECOMMERCE HOLDING | Chocholá | Yucatán | Chochola |
| 219 | Fijo | CENTERNEXT | Celestún | Yucatán | Celestun |
| 220 | Fijo | INBTEL | Umán | Yucatán | Uman |
| 221 | Fijo | TELIGENTIA | Izamal | Yucatán | Izamal |
| 488 | Fijo | TELMEX | Umán | Yucatán | Uman |
| 515 | Fijo | AXTEL | Umán | Yucatán | Uman |
| 596 | Fijo | TELMEX | Umán | Yucatán | Uman |
| 688 | Fijo | TELMEX | Kinchil | Yucatán | Kinchil |
| 688 | Fijo | TELMEX | Abalá | Yucatán | Uayalceh |
| 688 | Fijo | TELMEX | Tecoh | Yucatán | X-kanchakan |
| 689 | Fijo | TELMEX | Izamal | Yucatán | Sitilpech |
| 690 | Fijo | MEGACABLE | Umán | Yucatán | Uman |
| 912 | Fijo | TELMEX | Hunucmá | Yucatán | Sisal |
| 912 | Fijo | TELMEX | Hunucmá | Yucatán | Sisal |
| 912 | Fijo | TELMEX | Ucú | Yucatán | Ucu |
| 912 | Fijo | TELMEX | Acanceh | Yucatán | Acanceh |
| 912 | Fijo | TELMEX | Acanceh | Yucatán | Acanceh |
| 912 | Fijo | TELMEX | Acanceh | Yucatán | Acanceh |
| 912 | Fijo | TELMEX | Acanceh | Yucatán | Acanceh |
| 912 | Fijo | TELMEX | Hocabá | Yucatán | Hocaba |
| 912 | Fijo | TELMEX | Hocabá | Yucatán | Hocaba |
| 916 | Fijo | TELMEX | Homún | Yucatán | Homun |
| 916 | Fijo | TELMEX | Homún | Yucatán | Homun |
| 916 | Fijo | TELMEX | Kantunil | Yucatán | Holca |
| 916 | Fijo | TELMEX | Ucú | Yucatán | Ucu |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 916 | Fijo | TELMEX | Izamal | Yucatán | Kimbila |
| 916 | Fijo | TELMEX | Izamal | Yucatán | Kimbila |
| 916 | Fijo | TELMEX | Tetiz | Yucatán | Tetiz |
| 916 | Fijo | TELMEX | Tetiz | Yucatán | Tetiz |
| 916 | Fijo | TELMEX | Hocabá | Yucatán | Sahcaba |
| 916 | Fijo | TELMEX | Xocchel | Yucatán | Xocchel |
| 916 | Fijo | TELMEX | Celestún | Yucatán | Celestun |
| 931 | Fijo | TELMEX | Hunucmá | Yucatán | Hunucma |
| 931 | Fijo | TELMEX | Hunucmá | Yucatán | Hunucma |
| 931 | Fijo | TELMEX | Hunucmá | Yucatán | Hunucma |
| 931 | Fijo | TELMEX | Hunucmá | Yucatán | Hunucma |
| 931 | Fijo | TELMEX | Hunucmá | Yucatán | Hunucma |
| 932 | Fijo | TELMEX | Hunucmá | Yucatán | Texan de palomeque |
| 932 | Fijo | TELMEX | Chocholá | Yucatán | Chochola |