MP: 221.27 Location: I-90 and US-395, Ritzville As sometimes happens, WSDOT forgot to sign the US Highway. This happens frequently, but at a major interchange such as this one that seems silly. US-395 will join I-90 for a good while. MP: 221.33 Location: SR 261 and I-90/US-395, Ritzville SR 261 will exit, taking one of … Continue reading U.S. Route 395, I-90 to SR 261