| Phone | +63 (2) 8928-8741 to 64 and +63 (2) 8273-2474 |
| Address | Elliptical Road, Diliman, Quezon City, 1100 |
| E-mail Address |
osec.official@da.gov.ph (For general / technical documents) osec.invitation@da.gov.ph (For invitations / appointments, meeting requests, and courtesy call) |
| Social Media | https://www.facebook.com/dacentralphilippines |
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