1. PostalAnnex
170 E Yorba Linda Blvd, Placentia, CA 92870
Coordinate: 33.88758,-117.86352
Phone: (714) 524-0188
2. United States Postal Service
1400 N Kraemer Blvd, Placentia, CA 92871
Coordinate: 33.8788,-117.8548
Phone: (800) 275-8777