OBP may stand for:

  • One Broadway Plaza, potential site of the tallest building in Orange County, California
  • One Bayfront Plaza, a planned/approved skyscraper in Downtown Miami
  • On-base percentage, a baseball statistic
  • OpenBoot, also known as "Open Firmware", the low-level firmware in Sun Microsystems, Inc. machines
  • Orange-bellied Parrot, a critically endangered bird species from Australia
  • One Bad Pig, a Christian punk band from Austin, Texas
  • Odorant-binding protein, olfaction; proteins
  • Objectieve Bierproevers ("Objective beer-tasters"), an organisation for consumers of beer in Belgium, now superseded by Zythos
  • Osaka Business Park, a business district in Osaka, Japan