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 |
|---|---|---|---|---|---|
| 683 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 683 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 683 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 683 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 683 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 684 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 685 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 686 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 686 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 686 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 686 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 687 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 687 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 687 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 687 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 687 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 688 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 688 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 688 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 688 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 688 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 689 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 689 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 689 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 689 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 689 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 690 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 691 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 692 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 693 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 694 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 695 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 695 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 696 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 697 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 698 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 698 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 699 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 699 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 700 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 701 | Fijo | TELNOR | Tijuana | Baja California | Tijuana |
| 702 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 703 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 704 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 704 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 704 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 705 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 706 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 707 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 707 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 708 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 708 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 708 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 709 | Movil | NEUS | Tijuana | Baja California | Tijuana |
| 709 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 710 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 711 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 712 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 713 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 714 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 715 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 716 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 717 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 718 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 719 | Movil | MOVISTAR | Tijuana | Baja California | Tijuana |
| 720 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 721 | Fijo | CABLEMAS | Tijuana | Baja California | Tijuana |
| 722 | Fijo | CABLEMAS | Tijuana | Baja California | Tijuana |
| 723 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 724 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 725 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 726 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 727 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 728 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 729 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 730 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 731 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 732 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 732 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 733 | Fijo | KIWI NETWORKS | Tijuana | Baja California | Tijuana |
| 733 | Movil | TELCEL | Tijuana | Baja California | Tijuana |
| 733 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 733 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 733 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 733 | Movil | ALTÁN | Tijuana | Baja California | Tijuana |
| 734 | Fijo | MEGACABLE | Tijuana | Baja California | Tijuana |
| 735 | Fijo | SERVNET | Tijuana | Baja California | Tijuana |
| 735 | Fijo | ALTÁN | Tijuana | Baja California | Tijuana |
| 735 | Movil | AT&T | Tijuana | Baja California | Tijuana |
| 736 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 737 | Fijo | AXTEL | Tijuana | Baja California | Tijuana |
| 738 | Fijo | TOTAL PLAY | Tijuana | Baja California | Tijuana |
| 739 | Fijo | TV REY | Tijuana | Baja California | Tijuana |
| 739 | Movil | AT&T | Tijuana | Baja California | Tijuana |