Contact Us

 

Verification

Location Address

Website : www.osb.org.bd
Email : info@osb.org.bd
Email : President@osb.org.bd
Email : secretary@osb.org.bd

OSB Bhaban, Plot # 7/1, Road # 1, Section # 2,
Mirpur, Dhaka – 1216, Bangladesh.

Phone: +880-2-9030277, +880-2-9003088

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