The Hermiston-Pendleton, OR MSA has 19 ZIP codes, listed below in numerical order. Sort this list by county or by population.
| ZIP Code | Place Name | County | Type |
|---|---|---|---|
| ZIP 97801 | Pendleton | Umatilla County | Standard |
| ZIP 97810 | Adams | Umatilla County | Standard |
| ZIP 97813 | Athena | Umatilla County | Standard |
| ZIP 97818 | Boardman | Morrow County | Standard |
| ZIP 97826 | Echo | Umatilla County | Standard |
| ZIP 97835 | Helix | Umatilla County | Standard |
| ZIP 97836 | Heppner | Morrow County | Standard |
| ZIP 97838 | Hermiston | Umatilla County | Standard |
| ZIP 97839 | Lexington | Morrow County | Standard |
| ZIP 97843 | Ione | Morrow County | Standard |
| ZIP 97844 | Irrigon | Morrow County | Standard |
| ZIP 97850 | La Grande | Union County | Standard |
| ZIP 97859 | Meacham | Umatilla County | PO Box |
| ZIP 97862 | Milton Freewater | Umatilla County | Standard |
| ZIP 97868 | Pilot Rock | Umatilla County | Standard |
| ZIP 97875 | Stanfield | Umatilla County | Standard |
| ZIP 97880 | Ukiah | Umatilla County | PO Box |
| ZIP 97882 | Umatilla | Umatilla County | Standard |
| ZIP 97886 | Weston | Umatilla County | Standard |