http://www.co.marion.or.us/ Marion County Online Dog Licensing System
 
Licensing
 Enter License Number:
If the number on the tag is 5 digits (Example: M12345), add a zero to the tag number to get the correct license (Example: M012345).
If the number on the tag is 6 digits (Example: M123456), enter the tag number exactly as shown on the tag (Example: M123456).
View Current License Fees          
View Multi-Year License Criteria