Please contact us for any additional information. We would be happy to direct you to the resources you need, or to put you in touch with an LSN Associate to answer all your questions. LSN can be reached by telephone, e-mail, and postal mail. LSN's corporate headquarters is located in downtown Portland, OR, in the Pittock Building, home of Portland NAP and Pittock Internet Exchange. Standard business hours are 8:00am through 5:00pm Pacific, Monday through Friday. The LSN Network Operations Center is available to assist you with your services 24 hours a day, 7 days a week, 365 days a year.