MDplates.com
MDplates is a joint venture between Jordan Irazabal of Delaware, and Scott Zillmer of Maryland. The goal is to find and photograph every special organization plate that Maryland offers.
Letter: B
| Type | High | Full Name |
| BA | Bel Alton Volunteer Fire Department, Inc. | |
| BAC | 0016 | Bel Air Corvette Club |
| BAL | 4492 | Baltimore Orioles Charitable Foundation |
| BAP | Calvary Baptist Church | |
| BAS | Baltimore Animal Rescue & Care Shelter, Inc. | |
| BASS | Maryland Bass Federation Nation | |
| BB | 3987 | Boumi Temple |
| BB | Boumi Temple Motor Corps. (motorcycle) | |
| BBC | 0264 | Baltimore Bicycling Club, Inc. |
| BBS | 0082 | Baltimore Blues Society |
| BCC | 0387 | Baltimore City College Alumni Association, Inc. |
| BC | Baltimore City Community College | |
| BD | Baltimore Duckpin Bowlers Association | |
| BD | Bay District Volunteer Fire Department | |
| BEE | 0407 | Maryland State Beekeepers Association |
| BF | Berlin Fire Company, Inc. | |
| BFC | 0058 | Berlin Fire Company 100th Anniversary |
| BFD | Bladensburg Volunteer Fire Department and Rescue Squad, Inc. | |
| BFR | Benedict Volunteer Fire Department & Rescue Squad, Inc. | |
| BFS | 0178 | Baltimore City Fire Department |
| BFV | Bittinger Volunteer Fire Dept | |
| BG | 0538 | 29th Division Association |
| BH | Maryland Bowhunters Society | |
| BHC | Harley Owners Group Inc., Baltimore Chapter | |
| BHC | Harley Owners Group Inc., Baltimore Chapter (motorcycle) | |
| BHS | Boonsboro Athletic Boosters, Inc. | |
| BID | 0020 | Auctioneers Association of Maryland |
| BJT | Jerusalem Temple No. 4 | |
| BK | Blue Knights International Law Enforcement Motorcycle Club, Inc. | |
| BK | Blue Knights International Law Enforcement Motorcycle Club, Inc. (motorcycle) | |
| BKE | 0105 | Washington Area Bicyclist Association |
| BL | Boys Latin School of Maryland, Inc. | |
| BLB | 0061 | Town of Betterton |
| BM | Burtonsville Volunteer Fire Department, Inc. | |
| BMR | BMW Bikers of Metropolitan Washington | |
| BMS | Bryn Mawr School | |
| BMW | 1135 | National Capital Chapter BMW CCA |
| BN | 0395 | Bike Maryland |
| BNA | Maryland State Association of B'nai B'rith Lodges | |
| BO | 0053 | B & O Railroad Museum |
| BOL | Bread of Life Tabernacle | |
| BOP | 0190 | Birds of Prey the Chamber of Baltimore Ravens Nest, Inc. |
| BOW | City of Bowie, Maryland | |
| BP | National Muzzle Loading Rifle Association | |
| BPD | Baltimore Professional Duckpin Association | |
| BPI | 0184 | Baltimore Polytechnic Institute Alumni Association |
| BPW | Maryland Federaton of Business and Professional Women's Clubs | |
| BQ | Community Volunteer Fire Department Bowleys Quarters and Vicinity, Inc. | |
| BQS | 0053 | S.P.E.B.S.Q.S.A., Inc. |
| BR | Bryans Road Volunteer Fire Department and Rescue Squad | |
| BRO | Baltimore Retired Police Benevolent Association | |
| BRO | Society of the First Infantry Division | |
| BRP | 0263 | BRPBA Retired Police Assn |
| BRY | Bush River Yacht Club | |
| BSA | 0159 | Boy Scouts of America |
| BSI | 0195 | Boumi Temple A.A.O.N.M.S. |
| BSM | Baltimore Streetcar Museum, Inc. | |
| BSO | Baltimore Symphony Associates | |
| BSQ | 0075 | Barbershop Quartet Singer |
| BSU | 0285 | Bowie State University Alumni |
| BT | 0180 | Fraternal Order of Bomb Technicians |
| BTU | Baltimore Teachers Union | |
| BU | 0010 | Bennett College |
| BUS | 0013 | MD School Bus Contractor |
| BV | 0064 | Bishopville Volunteer Fire Department, Inc. |
| BVA | Brunswick Volunteer Ambulance & Rescue, Inc. | |
| BVF | Brandywine Volunteer Fire Department | |
| BW | Baltimore 4 Wheelers, Inc. | |
| BWI | 0061 | BWI Business Partnership |
| BWS | Bishop Walsh School | |
| BX | Box 414 Association, Inc. | |
| BYC | Baltimore Yacht Club | |
| BZ | 0030 | Naval Reserve |
