| | Adams city | 4100350 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Adamscity+OR |
| | Athena city | 4103200 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Athenacity+OR |
| | Echo city | 4122200 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Echocity+OR |
| | Helix city | 4133250 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Helixcity+OR |
| | Milton-Freewater city | 4148600 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Milton-Freewatercity+OR |
| | Pilot Rock city | 4157650 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=PilotRockcity+OR |
| | Stanfield city | 4169900 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Stanfieldcity+OR |
| | Ukiah city | 4175550 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Ukiahcity+OR |
| | Umatilla city | 4175650 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Umatillacity+OR |
| | Weston city | 4180350 | Umatilla County 41059 | OR | Hermiston-Pendleton, OR 25840 | | | https://maps.google.com/?q=Westoncity+OR |