| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| San Agustin | city | Piura | Peru | -4.88 | -80.93 | 111 | 9351 |
| San Andres | city | Piura | Peru | -5.45 | -80.73 | 19 | 3522 |
| San Andres Hacienda | city | Piura | Peru | -5.45 | -80.73 | 19 | 3522 |
| San Andres de Salitral | city | Piura | Peru | -5.34 | -79.83 | 830 | 2258 |
| San Antonio | city | Piura | Peru | -5.13 | -79.46 | 8533 | 4585 |
| San Antonio | city | Piura | Peru | -5.42 | -79.60 | 5029 | 5957 |
| San Antonio | city | Piura | Peru | -5.70 | -79.60 | 7549 | 2533 |
| San Antonio | city | Piura | Peru | -4.64 | -79.84 | 4189 | 8452 |
| San Antonio | city | Piura | Peru | -4.69 | -80.51 | 370 | 24152 |
| San Antonio | city | Piura | Peru | -5.39 | -80.61 | 173 | 9308 |
| San Antonio | city | Piura | Peru | -4.95 | -80.00 | 5029 | 4917 |
| San Antonio | city | Piura | Peru | -5.51 | -80.74 | 22 | 2592 |
| San Antonio | city | Piura | Peru | -4.84 | -79.84 | 8389 | 3780 |
| San Antonio | city | Piura | Peru | -4.98 | -79.27 | 5974 | 2042 |
| San Antonio Ciudad | city | Piura | Peru | -4.98 | -79.27 | 5974 | 2042 |
| San Antonio Ciudad | city | Piura | Peru | -5.13 | -79.46 | 8533 | 4585 |
| San Antonio Hacienda | city | Piura | Peru | -5.42 | -79.60 | 5029 | 5957 |
| San Baltazar | city | Piura | Peru | -4.96 | -80.55 | 223 | 10264 |
| San Carlos | city | Piura | Peru | -4.95 | -80.55 | 229 | 9484 |
| San Clemente | city | Piura | Peru | -5.43 | -80.74 | 9 | 3516 |
| San Cristo | city | Piura | Peru | -5.49 | -80.74 | 19 | 2912 |
| San Cristobal Hacienda | city | Piura | Peru | -5.17 | -79.81 | 2919 | 6938 |
| San Cristóbal | city | Piura | Peru | -5.17 | -79.81 | 2919 | 6938 |
| San Cristóbal | city | Piura | Peru | -5.41 | -79.59 | 5869 | 6041 |
| San Diego | city | Piura | Peru | -4.92 | -79.83 | 10209 | 4365 |
| San Disos | city | Piura | Peru | -4.87 | -79.90 | 10068 | 5436 |
| San Felipe de Vichayal | city | Piura | Peru | -4.87 | -81.07 | 26 | 6601 |
| San Fernando | city | Piura | Peru | -4.84 | -80.82 | 232 | 5265 |
| San Fernando Hacienda | city | Piura | Peru | -4.84 | -80.82 | 232 | 5265 |
| San Francisco | city | Piura | Peru | -5.30 | -79.65 | 3349 | 4305 |
| San Francisco | city | Piura | Peru | -4.81 | -80.25 | 830 | 6093 |
| San Francisco | city | Piura | Peru | -4.64 | -79.87 | 3349 | 7646 |
| San Francisco | city | Piura | Peru | -4.74 | -80.58 | 341 | 18497 |
| San Francisco | city | Piura | Peru | -4.84 | -80.83 | 226 | 6033 |
| San Francisco | city | Piura | Peru | -4.85 | -81.02 | 127 | 6078 |
| San Francisco Hacienda | city | Piura | Peru | -4.74 | -80.58 | 341 | 18497 |
| San Francisco Hacienda | city | Piura | Peru | -5.30 | -79.65 | 3349 | 4305 |
| San Francisco de Yarachi | city | Piura | Peru | -4.81 | -80.25 | 830 | 6093 |
| San Francisco de Yuscay | city | Piura | Peru | -4.73 | -80.27 | 944 | 5741 |
| San Ignacio | city | Piura | Peru | -4.87 | -80.87 | 160 | 8055 |
| San Isidro | city | Piura | Peru | -4.89 | -80.83 | 147 | 4186 |
| San Isidro | city | Piura | Peru | -5.54 | -80.81 | 3 | 1211 |
| San Isidro | city | Piura | Peru | -5.71 | -79.45 | 6945 | 2533 |
| San Isidro Hacienda | city | Piura | Peru | -5.54 | -80.81 | 3 | 1211 |
| San Jacinto | city | Piura | Peru | -4.84 | -80.87 | 203 | 9877 |
| San Jacinto | city | Piura | Peru | -5.25 | -80.67 | 55 | 1840 |
| San Jacinto | city | Piura | Peru | -4.52 | -80.73 | 1128 | 1769 |
| San Jacinto | city | Piura | Peru | -5.04 | -79.95 | 5029 | 6499 |
| San Jacinto Hacienda | city | Piura | Peru | -4.84 | -80.87 | 203 | 9877 |
| San Jacinto Hacienda | city | Piura | Peru | -5.25 | -80.67 | 55 | 1840 |
| San Joaquin | city | Piura | Peru | -5.43 | -80.75 | 13 | 3425 |
| San Joaquin | city | Piura | Peru | -4.56 | -80.07 | 2509 | 1135 |
| San Joaquin Hacienda | city | Piura | Peru | -4.56 | -80.07 | 2509 | 1135 |
| San Joaquin Hacienda | city | Piura | Peru | -5.43 | -80.75 | 13 | 3425 |
| San Jorge | city | Piura | Peru | -5.00 | -79.96 | 5029 | 5488 |
| San Jorge | city | Piura | Peru | -4.88 | -81.02 | 72 | 6714 |
| San Jorge Hacienda | city | Piura | Peru | -5.00 | -79.96 | 5029 | 5488 |
| San Jose | city | Piura | Peru | -4.99 | -79.97 | 4189 | 5742 |
| San Jose | city | Piura | Peru | -4.86 | -79.78 | 7549 | 3466 |
| San Jose | city | Piura | Peru | -4.89 | -80.88 | 124 | 7287 |
| San Jose Hacienda | city | Piura | Peru | -4.85 | -80.91 | 200 | 9831 |
| San José | city | Piura | Peru | -4.85 | -80.91 | 200 | 9831 |
| San José | city | Piura | Peru | -5.10 | -79.73 | 7549 | 7128 |
| San José de Quiroz Hacienda | city | Piura | Peru | -4.59 | -80.08 | 1669 | 1933 |
| San Juan | city | Piura | Peru | -4.96 | -79.53 | 8389 | 3427 |
| San Juan | city | Piura | Peru | -5.34 | -79.87 | 830 | 1864 |
| San Juan | city | Piura | Peru | -4.50 | -80.77 | 1797 | 1788 |
| San Juan | city | Piura | Peru | -5.03 | -80.63 | 167 | 87572 |
| San Juan | city | Piura | Peru | -4.77 | -79.88 | 7549 | 3316 |
| San Juan | city | Piura | Peru | -4.87 | -79.84 | 10068 | 4080 |
| San Juan Ciudad | city | Piura | Peru | -4.77 | -79.88 | 7549 | 3316 |
| San Juan Hacienda | city | Piura | Peru | -5.03 | -80.63 | 167 | 87572 |
| San Juan de More | city | Piura | Peru | -5.21 | -80.60 | 190 | 3171 |
| San Juan de los Ranchos | city | Piura | Peru | -4.92 | -80.64 | 236 | 62976 |
| San Lazaro Hacienda | city | Piura | Peru | -4.93 | -79.63 | 5912 | 3420 |
| San Lorenzo | city | Piura | Peru | -5.07 | -79.78 | 6811 | 9494 |
| San Lorenzo | city | Piura | Peru | -4.83 | -80.29 | 830 | 6026 |
| San Lorenzo | city | Piura | Peru | -4.66 | -80.21 | 928 | 12117 |
| San Lorenzo | city | Piura | Peru | -5.17 | -79.68 | 5029 | 5899 |
| San Lucas | city | Piura | Peru | -4.91 | -81.06 | 29 | 11216 |
| San Luis | city | Piura | Peru | -5.18 | -79.95 | 830 | 7979 |
| San Luis | city | Piura | Peru | -4.94 | -79.68 | 6190 | 3384 |
| San Luis | city | Piura | Peru | -5.47 | -80.82 | 16 | 1894 |
| San Luis Hacienda | city | Piura | Peru | -5.47 | -80.82 | 16 | 1894 |
| San Luís | city | Piura | Peru | -4.88 | -81.12 | 3 | 7445 |
| San Lázaro | city | Piura | Peru | -4.93 | -79.63 | 5912 | 3420 |
| San Lázaro | city | Piura | Peru | -4.89 | -79.62 | 5029 | 2672 |
| San Martin | city | Piura | Peru | -4.77 | -80.29 | 830 | 5793 |
| San Martin | city | Piura | Peru | -4.17 | -81.12 | 232 | 1740 |
| San Martin | city | Piura | Peru | -5.65 | -79.62 | 5029 | 2533 |
| San Martin Hacienda | city | Piura | Peru | -5.12 | -80.08 | 830 | 11730 |
| San Martin de Angostura | city | Piura | Peru | -4.95 | -80.36 | 308 | 5458 |
| San Martín | city | Piura | Peru | -5.12 | -80.08 | 830 | 11730 |
| San Martín | city | Piura | Peru | -5.10 | -81.11 | 118 | 3337 |
| San Miguel | city | Piura | Peru | -4.89 | -79.55 | 6952 | 2958 |
| San Miguel | city | Piura | Peru | -4.90 | -80.85 | 141 | 4959 |
| San Miguel | city | Piura | Peru | -4.89 | -79.78 | 8389 | 3505 |
| San Miguel | city | Piura | Peru | -5.04 | -79.86 | 5095 | 7703 |
| San Miguel | city | Piura | Peru | -4.85 | -80.90 | 196 | 10094 |
| San Miguel Hacienda | city | Piura | Peru | -4.90 | -80.85 | 141 | 4959 |
| San Miguel de Piura | city | Piura | Peru | -5.19 | -80.63 | 85 | 1490 |
| San Nicolás | city | Piura | Peru | -4.84 | -80.67 | 239 | 37615 |
| San Pablo | city | Piura | Peru | -4.92 | -79.51 | 9228 | 2873 |
| San Pablo Hacienda | city | Piura | Peru | -4.92 | -79.51 | 9228 | 2873 |
| San Patricio | city | Piura | Peru | -4.82 | -80.49 | 830 | 27211 |
| San Pedrillo | city | Piura | Peru | -4.90 | -80.27 | 403 | 6108 |
| San Pedro | city | Piura | Peru | -4.83 | -80.64 | 255 | 18793 |
| San Pedro | city | Piura | Peru | -5.09 | -80.03 | 875 | 12344 |
| San Pedro | city | Piura | Peru | -5.51 | -80.89 | 3 | 0 |
| San Pedro | city | Piura | Peru | -4.56 | -81.27 | 36 | 704 |
| San Pedro | city | Piura | Peru | -4.84 | -80.88 | 196 | 10262 |
| San Pedro | city | Piura | Peru | -4.87 | -79.87 | 10068 | 4347 |
| San Pedro | city | Piura | Peru | -4.92 | -81.08 | 16 | 10777 |
| San Pedro Hacienda | city | Piura | Peru | -4.92 | -81.08 | 16 | 10777 |
| San Pedro Hacienda | city | Piura | Peru | -4.83 | -80.64 | 255 | 18793 |
| San Pedro Vaqueria | city | Piura | Peru | -4.87 | -79.87 | 10068 | 4347 |
| San Rafael | city | Piura | Peru | -4.99 | -80.59 | 232 | 39701 |
| San Rafael Hacienda | city | Piura | Peru | -4.99 | -80.59 | 232 | 39701 |
| San Ramon | city | Piura | Peru | -4.93 | -80.34 | 321 | 5458 |
| San Rolando | city | Piura | Peru | -4.84 | -80.82 | 246 | 5265 |
| San Sebastian Hacienda | city | Piura | Peru | -4.48 | -80.18 | 830 | 480 |
| San Sebastián | city | Piura | Peru | -4.48 | -80.18 | 830 | 480 |
| San Silvestre | city | Piura | Peru | -5.05 | -80.60 | 209 | 57595 |
| San Silvestre | city | Piura | Peru | -4.88 | -81.04 | 29 | 7652 |
| San Vicente | city | Piura | Peru | -5.03 | -80.62 | 177 | 78760 |
| San Vicente de Piedra Rodada | city | Piura | Peru | -4.83 | -80.58 | 301 | 32988 |