| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Tabacal | city | Departamento de Lambayeque | Peru | -6.67 | -79.4283333 | 75 | 31894 |
| Taberana | city | Departamento de Lambayeque | Peru | -5.9933333 | -79.5436111 | 5810 | 3801 |
| Tabernas | city | Departamento de Lambayeque | Peru | -6.7658333 | -79.5952778 | 3 | 27475 |
| Tablazo | city | Departamento de Lambayeque | Peru | -6.6980556 | -79.4305556 | 469 | 31894 |
| Tablazos | city | Departamento de Lambayeque | Peru | -6.6980556 | -79.4305556 | 469 | 31894 |
| Tablazos Hacienda | city | Departamento de Lambayeque | Peru | -6.6980556 | -79.4305556 | 469 | 31894 |
| Tablones | city | Departamento de Lambayeque | Peru | -5.7347222 | -79.7622222 | 1489 | 4082 |
| Taime | city | Departamento de Lambayeque | Peru | -6.885 | -79.5266667 | 390 | 31910 |
| Tallapampa | city | Departamento de Lambayeque | Peru | -6.2447222 | -79.3455556 | 9835 | 8357 |
| Tamarindo | city | Departamento de Lambayeque | Peru | -6.4833333 | -79.9333333 | 308 | 3757 |
| Tamarindo | city | Departamento de Lambayeque | Peru | -5.8802778 | -79.7297222 | 646 | 3761 |
| Tambillo | city | Departamento de Lambayeque | Peru | -6.0966667 | -79.3202778 | 11810 | 8386 |
| Tambo Real | city | Departamento de Lambayeque | Peru | -6.4833333 | -79.7 | 469 | 7663 |
| Tamboni | city | Departamento de Lambayeque | Peru | -6.2891667 | -79.4388889 | 4770 | 7341 |
| Taraposa | city | Departamento de Lambayeque | Peru | -6.4166667 | -79.5833333 | 974 | 7781 |
| Tasajera | city | Departamento de Lambayeque | Peru | -6.2152778 | -79.3263889 | 9576 | 8293 |
| Telles | city | Departamento de Lambayeque | Peru | -6.7361111 | -79.1688889 | 6676 | 24188 |
| Tempon | city | Departamento de Lambayeque | Peru | -6.2833333 | -79.65 | 515 | 3757 |
| Teodor | city | Departamento de Lambayeque | Peru | -5.7722222 | -79.8055556 | 698 | 3758 |
| Tepo | city | Departamento de Lambayeque | Peru | -6.5205556 | -79.8838889 | 485 | 3757 |
| Terrenafe | city | Departamento de Lambayeque | Peru | -6.6388889 | -79.7888889 | 416 | 10400 |
| Terreñafe | city | Departamento de Lambayeque | Peru | -6.6388889 | -79.7888889 | 416 | 10400 |
| Tico Tico | city | Departamento de Lambayeque | Peru | -5.8844444 | -79.8111111 | 442 | 3757 |
| Tierra Rajada | city | Departamento de Lambayeque | Peru | -5.7702778 | -79.9394444 | 374 | 3787 |
| Tierra Rajada | city | Departamento de Lambayeque | Peru | -5.7427778 | -79.9341667 | 419 | 3960 |
| Tierra Rajada Ciudad | city | Departamento de Lambayeque | Peru | -5.7702778 | -79.9394444 | 374 | 3787 |
| Tinajones | city | Departamento de Lambayeque | Peru | -6.5661111 | -79.9427778 | 498 | 3757 |
| Tinajones | city | Departamento de Lambayeque | Peru | -5.9911111 | -79.9238889 | 511 | 3757 |
| Tinajones | city | Departamento de Lambayeque | Peru | -6.6902778 | -79.6955556 | 295 | 15865 |
| Tinajones | city | Departamento de Lambayeque | Peru | -6.6491667 | -79.4211111 | 68 | 31925 |
| Tingo | city | Departamento de Lambayeque | Peru | -6.2283333 | -79.3302778 | 9307 | 8293 |
| Tiyope | city | Departamento de Lambayeque | Peru | -6.4833333 | -79.8666667 | 446 | 3815 |
| Tizal | city | Departamento de Lambayeque | Peru | -6.4666667 | -79.95 | 298 | 3757 |
| Tolospampa | city | Departamento de Lambayeque | Peru | -6.2205556 | -79.3205556 | 10068 | 8293 |
| Toma Sencie | city | Departamento de Lambayeque | Peru | -6.5833333 | -79.7522222 | 492 | 7168 |
| Toma del Rio | city | Departamento de Lambayeque | Peru | -5.9761111 | -79.7008333 | 935 | 3757 |
| Toma del Río | city | Departamento de Lambayeque | Peru | -5.9761111 | -79.7008333 | 935 | 3757 |
| Tomasita | city | Departamento de Lambayeque | Peru | -6.4 | -79.8666667 | 403 | 3782 |
| Tomasita Hacienda | city | Departamento de Lambayeque | Peru | -6.4 | -79.8666667 | 403 | 3782 |
| Tongorrape | city | Departamento de Lambayeque | Peru | -6.05 | -79.6666667 | 846 | 3757 |
| Tongula | city | Departamento de Lambayeque | Peru | -6.1941667 | -79.3030556 | 10462 | 8366 |
| Tortolitas | city | Departamento de Lambayeque | Peru | -5.5 | -79.9833333 | 1053 | 6095 |
| Totora | city | Departamento de Lambayeque | Peru | -6.2111111 | -79.3127778 | 9835 | 8293 |
| Totoras | city | Departamento de Lambayeque | Peru | -6.0927778 | -79.3952778 | 9957 | 7134 |
| Tranca | city | Departamento de Lambayeque | Peru | -6.0666667 | -79.6 | 2066 | 3757 |
| Tranca de Reque | city | Departamento de Lambayeque | Peru | -6.8655556 | -79.8177778 | 278 | 31903 |
| Tranca de Reque | city | Departamento de Lambayeque | Peru | -6.8333333 | -79.7833333 | 577 | 31914 |
| Trapiche | city | Departamento de Lambayeque | Peru | -6.7 | -79.95 | 22 | 4860 |
| Trapiche | city | Departamento de Lambayeque | Peru | -5.6833333 | -79.7616667 | 1919 | 4314 |
| Trapiche | city | Departamento de Lambayeque | Peru | -5.9136111 | -79.7344444 | 875 | 3761 |
| Trapiche | city | Departamento de Lambayeque | Peru | -6.6333333 | -79.7333333 | 449 | 10674 |
| Tres Compuertas | city | Departamento de Lambayeque | Peru | -6.9411111 | -79.5541667 | 390 | 31578 |
| Tres Puentes | city | Departamento de Lambayeque | Peru | -6.45 | -79.65 | 515 | 6136 |
| Tres Tomas | city | Departamento de Lambayeque | Peru | -6.65 | -79.75 | 383 | 10674 |
| Trigal Pampa | city | Departamento de Lambayeque | Peru | -6.0175 | -79.4455556 | 8809 | 5014 |
| Triunfo | city | Departamento de Lambayeque | Peru | -6.6983333 | -79.6663889 | 557 | 12798 |
| Tucto | city | Departamento de Lambayeque | Peru | -6.2577778 | -79.2702778 | 10055 | 7956 |
| Tucume | city | Departamento de Lambayeque | Peru | -6.51 | -79.8583333 | 488 | 3809 |
| Tucume Viejo | city | Departamento de Lambayeque | Peru | -6.5077778 | -79.8316667 | 485 | 4872 |
| Tucumo | city | Departamento de Lambayeque | Peru | -6.51 | -79.8583333 | 488 | 3809 |
| Tulipe | city | Departamento de Lambayeque | Peru | -6.7375 | -79.6005556 | 403 | 18516 |
| Tuman | city | Departamento de Lambayeque | Peru | -6.7477778 | -79.7005556 | 452 | 24481 |
| Tumán | city | Departamento de Lambayeque | Peru | -6.7477778 | -79.7005556 | 452 | 24481 |
| Tupac Amaru | city | Departamento de Lambayeque | Peru | -7.0375 | -79.6913889 | 39 | 30659 |
| Tupac Amarú | city | Departamento de Lambayeque | Peru | -7.0375 | -79.6913889 | 39 | 30659 |
| Tupan | city | Departamento de Lambayeque | Peru | -6.9 | -79.6 | 419 | 31910 |
| Tute | city | Departamento de Lambayeque | Peru | -6.0663889 | -79.2294444 | 7808 | 8017 |
| Tutumal | city | Departamento de Lambayeque | Peru | -6.1 | -79.65 | 951 | 3757 |
| Tutumo | city | Departamento de Lambayeque | Peru | -6.7375 | -79.7425 | 246 | 27389 |
| Túcume | city | Departamento de Lambayeque | Peru | -6.51 | -79.8583333 | 488 | 3809 |
| Túcume Viejo | city | Departamento de Lambayeque | Peru | -6.5077778 | -79.8316667 | 485 | 4872 |