OPB meaning in Regional ?

Answer:

What is Open Bay, Papua New Guinea mean?

Open Bay is a bay located to the south-west of Rabaul, on the northern coast New Britain around the neck of the Gazelle Peninsula, in West New Britain Province. The bay is surrounded by the villages of Baia and Maitanakunai. During the Australian administration of the area prior to Papua New Guinea's independence, the area was exploited as a timber producing region. The Mavelo Plantation was located nearby. During the final stages of World War II, Australian forces established a defensive line across the island between Open Bay and Wide Bay, Papua New Guinea during the Battle of Wide Bay–Open Bay in 1945.

reference

Full Form	Category
One-Piece Building	Academic & Science
Ontology of Physics for Biology	Academic & Science
Outstanding Principal Balance	Accounts and Finance
Open Bay	Airport Code
Office of Planning and Budget	Community
Oregon Public Broadcasting	Community
Oasis Praise Band	Community
Ontario Pension Board	Community
One Press Bass	Community
On-chip Peripheral Bus	Computer Hardware
Oracle Power Browser	Computing
Office Printing Business	Computing
One Piece Barrel	General
Oak Pond Brewery	General
Okehampton Parish Boundary	General
Oak Pond Brewing	General
Offshore Production Buoy	General
One Parkway Building	General
Office of Policy and Budget	General
Oregon Progress Board	Governmental
Other Peoples' Babies	Governmental
Office of Planning and Budgets	Governmental
Office of Planning Budgeting	Governmental
Ontario Parole Board	Governmental
Overseas Placement Bureau	Haryana Government
Optical Packet Backbone	Networking
Open Bay, Papua New Guinea	Regional
Ontario Potato Board	Regional
Oxidizer Pre-burner	Space Science