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 |
|---|---|---|---|---|---|
| 329 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 330 | Movil | TELCEL | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 330 | Movil | TELCEL | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 331 | Fijo | CENTERNEXT | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 332 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 333 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 334 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 335 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 336 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 337 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 338 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 339 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 340 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 341 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 342 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 343 | Fijo | TELIGENTIA | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 343 | Fijo | TELIGENTIA | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 344 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 344 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 345 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 346 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 346 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 347 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 348 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 348 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 349 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 349 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 350 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 350 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 351 | Fijo | ROBOT | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |
| 351 | Fijo | ROBOT | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 351 | Fijo | ROBOT | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |
| 351 | Fijo | ROBOT | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 351 | Fijo | ROBOT | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |
| 351 | Fijo | ROBOT | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 352 | Fijo | INBTEL | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 353 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 354 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 355 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 356 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 357 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 358 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 359 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 360 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 361 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 362 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 362 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 363 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 364 | Fijo | METRORED | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 364 | Fijo | METRORED | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 364 | Fijo | METRORED | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 365 | Movil | TELCEL | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 366 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 367 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 367 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 368 | Movil | MOVISTAR | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 369 | Movil | ALTÁN | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 369 | Movil | ALTÁN | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 370 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 371 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 371 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 372 | Fijo | NEUROTECH | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 373 | Fijo | LAYER7 | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 374 | Fijo | FLYNODE | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 375 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 376 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 377 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 378 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 379 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 379 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 380 | Fijo | TOTAL PLAY | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 381 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 382 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 383 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 384 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 385 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 386 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 387 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 387 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 388 | Fijo | CONVERGIA | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 389 | Fijo | METRORED | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 390 | Fijo | TELECOMMERCE | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 391 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 392 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 393 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 394 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 395 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 396 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 397 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 398 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 399 | Movil | VIRGIN | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Santiago tulantepec |
| 399 | Movil | VIRGIN | Cuautepec de Hinojosa | Hidalgo | Cuautepec de hinojosa |
| 399 | Movil | VIRGIN | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 400 | Fijo | TELECOMMERCE HOLDING | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 488 | Fijo | TELMEX | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |
| 515 | Fijo | AXTEL | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 593 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 593 | Movil | AT&T | Tulancingo de Bravo | Hidalgo | Tulancingo |
| 596 | Fijo | TELMEX | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |
| 596 | Fijo | TELMEX | Santiago Tulantepec de Lugo Guerrero | Hidalgo | Pedregal de san jose, el |