| Town Name | Type | Region | Province / State | County | Municipality | Population | Latitude | Longitude | |
|---|---|---|---|---|---|---|---|---|---|
| Zafarraya | village | 1788 | 36.974899 | -4.146230 | Map | ||||
| Zafra | town | Extremadura | Badajoz | 16336 | 38.425346 | -6.419301 | Map | ||
| Zahara de la Sierra | village | Andalucía | Cádiz | 1523 | 36.839470 | -5.391387 | Map | ||
| Zahínos | village | 2888 | 38.330536 | -6.954666 | Map | ||||
| Zaidín | village | 1709 | 41.603527 | 0.268035 | Map | ||||
| Zalamea de la Serena | village | Extremadura | Badajoz | 3878 | 38.649597 | -5.659270 | Map | ||
| Zalamea la Real | village | Andalucía | Huelva | 3138 | 37.679390 | -6.660564 | Map | ||
| Zaldibia | village | Euskadi | Gipuzkoa | 1490 | 43.038258 | -2.150954 | Map | ||
| Zalla | village | 5333 | 43.213833 | -3.131061 | Map | ||||
| Zamora | city | Castilla y León | 66138 | 41.505657 | -5.744804 | Map | |||
| Zamudio | village | 2678 | 43.282761 | -2.862364 | Map | ||||
| Zaragoza | city | 654390 | 41.652134 | -0.880943 | Map | ||||
| Zaratán | village | 5245 | 41.659454 | -4.783320 | Map | ||||
| Zarautz | town | Euskal Herria / País | Gipuzkoa | 22650 | 43.286316 | -2.174801 | Map | ||
| Zarza de Granadilla | village | Extremadura | Cáceres | 1873 | 40.236904 | -6.047174 | Map | ||
| Zarza la Mayor | village | 1405 | 39.876064 | -6.861652 | Map | ||||
| Zegama | village | Euskadi | Gipuzkoa | 1294 | 42.975807 | -2.290360 | Map | ||
| Zestoa | village | Euskal Herria / País | Gipuzkoa | 3661 | 43.240139 | -2.258520 | Map | ||
| Zizur Mayor / Zizur Nagusia | town | 13316 | 42.788715 | -1.692616 | Map | ||||
| Zizurkil | village | Euskal Herria / País | Gipuzkoa | 2820 | 43.199059 | -2.074122 | Map | ||
| Zorita | village | Extremadura | Cáceres | 1660 | 39.284161 | -5.698910 | Map | ||
| Zuera | village | 6204 | 41.865910 | -0.788638 | Map | ||||
| Zújar | village | 2952 | 37.541172 | -2.840256 | Map | ||||
| Zumaia | village | Euskal Herria / País | Gipuzkoa | 9581 | 43.296654 | -2.257118 | Map | ||
| Zumarraga | town | Euskadi | Gipuzkoa | 10175 | 43.089596 | -2.315375 | Map |