988
- 98801 Wenatchee
- 98802 East Wenatchee
- 98811 Ardenvoir
- 98812 Brewster
- 98813 Bridgeport
- 98814 Carlton
- 98815 Cashmere
- 98816 Chelan
- 98817 Chelan Falls
- 98819 Conconully
- 98821 Dryden
- 98822 Entiat
- 98823 Ephrata
- 98824 George
- 98826 Leavenworth
- 98827 Loomis
- 98828 Malaga
- 98829 Malott
- 98830 Mansfield
- 98831 Manson
- 98832 Marlin
- 98833 Mazama
- 98834 Methow
- 98836 Monitor
- 98837 Moses Lake
- 98840 Okanogan
- 98841 Omak
- 98843 Orondo
- 98844 Oroville
- 98845 Palisades
- 98846 Pateros
- 98847 Peshastin
- 98848 Quincy
- 98849 Riverside
- 98850 Rock Island
- 98851 Soap Lake
- 98852 Stehekin
- 98853 Stratford
- 98855 Tonasket
- 98856 Twisp
- 98857 Warden
- 98858 Waterville
- 98859 Wauconda
- 98860 Wilson Creek
- 98862 Winthrop