State route No. 155.
RCW 47.17.300
in effectA state highway to be known as state route number 155 is established as follows: Beginning at a junction with state route number 2 in the vicinity north of Coulee City, thence northeasterly to the boundary of the federal reservation at the Grand Coulee dam; also Beginning at the boundary of the federal reservation at the Grand Coulee dam, thence northwesterly by the most feasible route by way of Nespelem and Disautel to a junction with state route number 97 at Omak; also Beginning at a junction with state route number 155 at Omak, thence northwesterly crossing the Okanogan river to a junction with state route number 215 at Omak.
A state highway to be known as state route number 155 is established as follows:
Beginning at a junction with state route number 2 in the vicinity north of Coulee City, thence northeasterly to the boundary of the federal reservation at the Grand Coulee dam; also
Beginning at the boundary of the federal reservation at the Grand Coulee dam, thence northwesterly by the most feasible route by way of Nespelem and Disautel to a junction with state route number 97 at Omak; also
Beginning at a junction with state route number 155 at Omak, thence northwesterly crossing the Okanogan river to a junction with state route number 215 at Omak.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=47.17&full=trueFetched: 6/29/2026