| Oregon | 
| State of Oregon - Phone Code and Area Codes for Mobile, Whatsapp and Text Messages | 
| Phone and Whatsapp Codes in Oregon / OR - Area Code : 503 Portland tri-metro | 
| Area Code : 541 | 
| Area Code : 971 | 
| Area Code : 458 | 
| US Code List of Codes in USA. Area Code and Phone Information by City and State. |