If you can't find an airport you're in the right place. The airport ID is in BLUE and just go in the go to airport section in FS98, click on Airpord ID's, and put the ID in to find the airport.
KSEA
Seattle-Tacoma Intl
Portland Intl
KPDX
Spokane Intl
GEG
Yakima Air Terminal
KYKM
Vancouver Intl (Canada)
CYVR
Oakland-Metropolitan
KOAK
Victoria Intl
CYYJ
Los Angeles Intl
KLAX
Reno/Tahoe Intl
KRNO