| COB | California Oregon Border 
| Others |
| COB | Carry-on Baggage
| Others |
| COB | Carrying On Business
| Others |
| COB | Cash On the Barrelhead
| Others |
| COB | Cattery Of Birth
| Others |
| COB | Chair Of the Board
| Others |
| COB | Chairman Of the Board
| Others |
| COB | Change Of Billing
| Others |
| COB | Check Off Bypass
| Others |
| COB | Cheese On the Bottom
| Others |
| COB | Chick O Breast
| Others |
| COB | Chief Of the Boat
| Others |
| COB | Chief On Board
| Others |
| COB | Children of Bodom
| Others |
| COB | Chip On Board
| Others |
| COB | Chips on Board
| Others |
| COB | Christian Online Buddy
| Others |
| COB | Church Of the Brethren
| Others |
| COB | Church Office Building
| Others |
| COB | City Of Bayside
| Others |
| COB | City Of Bellingham
| Others |
| COB | City Of Brass
| Others |
| COB | City Of Brownsville
| Others |
| COB | Civilian On The Battlefield
| Others |
| COB | Clean On Board
| Others |
| COB | Clive's Original Band
| Others |
| COB | Clives Original Blastitude
| Others |
| COB | Close of Business
| Others |
| COB | Closing Of Business
| Others |
| COB | Clothing Optional Beach
| Others |
| COB | Clube Do Opala de Brasilia
| Others |
| COB | Co-located Operating Base
| Others |
| COB | Cobol Source Code
| Others |
| COB | College Of Business
| Others |
| COB | College Of the Bahamas
| Others |
| COB | Collocated Operating Base
| Others |
| COB | Collocated Operating Bases
| Others |
| COB | Combi
| Others |
| COB | Come On Body
| Others |
| COB | Comisiones Obreras de Barrio
| Others |
| COB | Command Operating Budget
| Others |
| COB | Communications Office Building
| Others |
| COB | Communities Of the Borough
| Others |
| CoB | Company of Biologists
| Others |
| COB | Concussion Of the Brain
| Others |
| COB | Conduct Of Business
| Others |
| COB | Confirmation Of Benefits
| Others |
| COB | Contingency Operating Base
| Others |
| COB | Continuity Of Business
| Others |
| COB | Continuous Open Bid
| Others |
| COB | Continuous Open Bidding
| Others |
| COB | Control Output Buffer
| Others |
| COB | Convolutional Oriented Boundaries
| Others |
| COB | Coordinating Of Benefits
| Others |
| COB | Coordination Of Benefits
| Others |
| COB | Corn, Oats, and Barley
| Others |
| COB | Corvettes Of Bakersfield
| Others |
| COB | Corvettes Of Berkshire
| Others |
| COB | Cost Of Borrowing
| Others |
| COB | Country Of Birth
| Others |
| COB | Create, Organize, Benefit
| Others |
| COB | Crusty Oval Bread
| Others |
| COB | Cult Of Binky
| Others |
| COB | Cult Of Bud
| Others |
| COB | Cum On B*obs
| Others |
| COB | Cut Out Background
| Others |
| COB | Graphics (Caligari trueSpace2 File Format)
| Others |