| State | Rate | Country | Code |
|---|---|---|---|
| Vyškov | 0 | Czech Republic | CZ-646 |
| WA | 6.5 | United States | US-WA |
| WA | 0 | Australia | AU-WA |
| WAL | 0 | Belgium | BE-WAL |
| Wallis and Futuna | 0 | France | FR-WF |
| WAR | 0 | United Kingdom | GB-WAR |
| WBK | 0 | United Kingdom | GB-WBK |
| WBR | 0 | Belgium | BE-WBR |
| WD | 0 | Ireland | IE-WD |
| WDU | 0 | United Kingdom | GB-WDU |
| West Bačka District | 0 | Serbia | RS-05 |
| West Greece Region | 0 | Greece | GR-G |
| West Herzegovina Canton | 0 | Bosnia and Herzegovina | BA-08 |
| West Macedonia Region | 0 | Greece | GR-C |
| Western Region | 0 | Iceland | IS-3 |
| Westfjords | 0 | Iceland | IS-4 |
| WFT | 0 | United Kingdom | GB-WFT |
| WGN | 0 | United Kingdom | GB-WGN |
| WH | 0 | Ireland | IE-WH |
| WHT | 0 | Belgium | BE-WHT |
| WI | 0 | Luxembourg | LU-WI |
| WI | 5 | United States | US-WI |
| WIL | 0 | United Kingdom | GB-WIL |
| WKF | 0 | United Kingdom | GB-WKF |
| WLG | 0 | Belgium | BE-WLG |
| WLL | 0 | United Kingdom | GB-WLL |
| WLN | 0 | United Kingdom | GB-WLN |
| WLS | 0 | United Kingdom | GB-WLS |
| WLV | 0 | United Kingdom | GB-WLV |
| WLX | 0 | Belgium | BE-WLX |
| WN | 0 | Poland | PL-WN |
| WNA | 0 | Belgium | BE-WNA |
| WND | 0 | United Kingdom | GB-WND |
| WNM | 0 | United Kingdom | GB-WNM |
| WOK | 0 | United Kingdom | GB-WOK |
| WOR | 0 | United Kingdom | GB-WOR |
| WP | 0 | Poland | PL-WP |
| WRL | 0 | United Kingdom | GB-WRL |
| WRT | 0 | United Kingdom | GB-WRT |
| WRX | 0 | United Kingdom | GB-WRX |
| WSM | 0 | United Kingdom | GB-WSM |
| WSX | 0 | United Kingdom | GB-WSX |
| WV | 6 | United States | US-WV |
| WW | 0 | Ireland | IE-WW |
| WX | 0 | Ireland | IE-WX |
| WY | 4 | United States | US-WY |
| Xagħra | 0 | Malta | MT-61 |
| Xewkija | 0 | Malta | MT-62 |
| Xgħajra | 0 | Malta | MT-63 |
| Yambol Province | 0 | Bulgaria | BG-28 |
| YAN | 0 | Russia | RU-YAN |
| YAR | 0 | Russia | RU-YAR |
| YEV | 0 | Russia | RU-YEV |
| YOR | 0 | United Kingdom | GB-YOR |
| YT | 5 | Canada | CA-YT |
| ZA | 0 | Hungary | HU-ZA |
| ZA | 0 | Spain | ES-ZA |
| ZAB | 0 | Russia | RU-ZAB |
| Żabbar | 0 | Malta | MT-64 |
| Žabljak Municipality | 0 | Montenegro | ME-21 |
| Zadar County | 0 | Croatia | HR-13 |
| Zagorje ob Savi Municipality | 0 | Slovenia | SI-142 |
| Zagreb | 0 | Croatia | HR-21 |
| Zagreb County | 0 | Croatia | HR-01 |
| Zajas Municipality | 0 | Republic of North Macedonia | MK-31 |
| Zaječar District | 0 | Serbia | RS-15 |
| Zakarpattia Oblast | 0 | Ukraine | UA-21 |
| Žalec Municipality | 0 | Slovenia | SI-190 |
| Zaporizhzhya Oblast | 0 | Ukraine | UA-23 |
| Zarasai District Municipality | 0 | Lithuania | LT-60 |
| Zavrč Municipality | 0 | Slovenia | SI-143 |
| Žďár nad Sázavou | 0 | Czech Republic | CZ-635 |
| ZE | 0 | Netherlands | NL-ZE |
| ZE | 0 | Hungary | HU-ZE |
| Żebbuġ Gozo | 0 | Malta | MT-65 |
| Żebbuġ Malta | 0 | Malta | MT-66 |
| Żejtun | 0 | Malta | MT-67 |
| Zelenikovo Municipality | 0 | Republic of North Macedonia | MK-32 |
| Železniki Municipality | 0 | Slovenia | SI-146 |
| Želino Municipality | 0 | Republic of North Macedonia | MK-30 |
| Zenica-Doboj Canton | 0 | Bosnia and Herzegovina | BA-04 |
| ZET | 0 | United Kingdom | GB-ZET |
| Žetale Municipality | 0 | Slovenia | SI-191 |
| ZG | 0 | Switzerland | CH-ZG |
| ZH | 0 | Netherlands | NL-ZH |
| ZH | 0 | Switzerland | CH-ZH |
| Zhytomyr Oblast | 0 | Ukraine | UA-18 |
| ZI | 0 | Slovakia | SK-ZI |
| Zilupe Municipality | 0 | Latvia | LV-110 |
| Žiri Municipality | 0 | Slovenia | SI-147 |
| Žirovnica Municipality | 0 | Slovenia | SI-192 |
| Zlatibor District | 0 | Serbia | RS-16 |
| Zlín | 0 | Czech Republic | CZ-724 |
| Zlínský kraj | 0 | Czech Republic | CZ-72 |
| Znojmo | 0 | Czech Republic | CZ-647 |
| ZP | 0 | Poland | PL-ZP |
| Zreče Municipality | 0 | Slovenia | SI-144 |
| Zrnovci Municipality | 0 | Republic of North Macedonia | MK-33 |
| Żurrieq | 0 | Malta | MT-68 |
| Žužemberk Municipality | 0 | Slovenia | SI-193 |
| State | Rate | Country | Code |
