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Scheduled Maintenance
OSA will be performing scheduled maintenance on Monday (21 October) from 17:00 to 19:00 US EDT.
We apologize for any inconvenience this may cause. Thank you for your patience as we improve our services.
If you need assistance, OSA's Customer Service can be reached at +1 202.416.1907 (Worldwide) +1 800.766.4672 (US/Canada) or by emailing us at custserv@osa.org.
Customer Service is available from 08:30 to 18:00 US EDT, Monday through Friday.
