Online Directory: Washington, USA
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Communities designated in blue are Members of Sister Cities International. Click on a city name to learn more about its sister city initiatives.
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| Community | Website | Sister City | Website | |
| Port Townsend | Ichikawa, Hyogo, Japan | |||
| Anacortes |  | Kisakata, Akita, Japan | ||
| Anacortes | | Lomonosov, Leningradskaya, Russia | ||
| Anacortes | | Sidney, British Columbia, Canada | ||
| Anacortes | <t||||