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 |
|---|---|---|---|---|---|
| 366 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 367 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 368 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 369 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 370 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 370 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 371 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 372 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 373 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 373 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 374 | Fijo | LANTOINTERNET | Celaya | Guanajuato | Celaya |
| 375 | Fijo | METRORED | Celaya | Guanajuato | Celaya |
| 376 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 377 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 378 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 379 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 380 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 381 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 381 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 382 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 382 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 383 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 384 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 384 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 385 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 385 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 386 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 387 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 388 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 389 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 390 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 391 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 392 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 393 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 394 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 395 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 396 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 397 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 397 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 398 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 399 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 400 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 401 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 402 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 403 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 404 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 405 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 406 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 406 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 407 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 408 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 409 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 410 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 410 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 411 | Fijo | MBT | Celaya | Guanajuato | Celaya |
| 412 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 412 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 413 | Movil | ADDINTELI | Celaya | Guanajuato | Celaya |
| 414 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 415 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 416 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 417 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 417 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 418 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 419 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 420 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 421 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 422 | Movil | TELCEL | Celaya | Guanajuato | Celaya |
| 423 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 423 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 424 | Fijo | COEFICIENTE | Celaya | Guanajuato | Celaya |
| 425 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 426 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 427 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 428 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 429 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 430 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 431 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 431 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 432 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 433 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 433 | Movil | AT&T | Celaya | Guanajuato | Celaya |
| 434 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 435 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 436 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 437 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 438 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 439 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 440 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 441 | Fijo | AVANTEL | Celaya | Guanajuato | Celaya |
| 441 | Fijo | AVANTEL | Celaya | Guanajuato | Celaya |
| 441 | Fijo | AVANTEL | Celaya | Guanajuato | Celaya |
| 442 | Movil | MOVISTAR | Celaya | Guanajuato | Celaya |
| 443 | Movil | FREEDOMPOP | Celaya | Guanajuato | Celaya |
| 443 | Movil | FREEDOMPOP | Celaya | Guanajuato | Celaya |
| 443 | Movil | FREEDOMPOP | Celaya | Guanajuato | Celaya |
| 443 | Movil | FREEDOMPOP | Celaya | Guanajuato | Celaya |
| 444 | Fijo | OPENIP | Celaya | Guanajuato | Celaya |
| 444 | Fijo | OPENIP | Celaya | Guanajuato | Celaya |
| 444 | Fijo | OPENIP | Celaya | Guanajuato | Celaya |