Telephone hours
Monday - Thursday: 9 am - 8 pm
Friday - Saturday: 9 am - 6 pm
Sunday: 9 am - 5 pm
MCL staff chat hours
Mon - Sun: 9 am - 6 pm
Chat staffed by other libraries outside of these hours
Addresses
For regular mail:
Library Administration
919 NE 19th Avenue, Suite 250
Portland, OR 97232
Return items by mail:
Library Operations Center
221 NE 122nd Avenue
Portland, OR 97230