Pin Code of Usar BO is 402203, RAIGARH, Maharashtra November 25, 2019 by Sarkari Help Advertisements 0 (0) Information about the post office and pincode of Usar BO, RAIGARH, Maharashtra Usar BO Pin Code : 402203The Pincode 402203 of Usar BO represents Raigad Division post office in RAIGARH revenue district which comes under the Maharashtra Circleof Navi Mumbai Region. How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.