| LTB | Laguna Tayabas Bus 
| Others |
| LTB | Landlord and Tenant Board
| Others |
| LTB | Larger The Better
| Others |
| LTB | Laryngotraceobronchitis
| Others |
| LTB | Last Time Buy
| Others |
| LTB | Last Trunk Busy
| Others |
| LTB | Lateral Torsional Buckling
| Others |
| LTB | Latrobe, Tasmania, Australia
| Others |
| LTB | Lauryl Trytose Broth
| Others |
| LTB | LDAP Tool Box
| Others |
| LTB | Learn to Barre
| Others |
| LTB | Learning and Teaching Board
| Others |
| LTB | Lee Travel Bureau
| Others |
| LTB | Left Tie Bus
| Others |
| LTB | Length Through Bore
| Others |
| LTB | Length To Bend
| Others |
| LTB | Less Than Boolean
| Others |
| LTB | Let There Be
| Others |
| LTB | Lifting The Burden
| Others |
| LTB | Light The Bliss
| Others |
| LTB | Lightning Throttle Body
| Others |
| LTB | Lions Tigers and Bears
| Others |
| LTB | Listen To Believe
| Others |
| LTB | Little Theatre of Bedford
| Others |
| LTB | Local Terminal Block
| Others |
| LTB | Lock Tab
| Others |
| LTB | Lois Thompson Bartholomew (Author of The White Dove)
| Others |
| LTB | London Transport Board
| Others |
| LTB | London Transport Buses
| Others |
| LTB | Long Term Bonds
| Others |
| LTB | Louder Than Bombs
| Others |
| LTB | Low Temperature Breakage
| Others |
| LTB | Lower Target Boundary
| Others |
| LTB | Lucky Tackle Box
| Others |
| LTB | Luxembourg Testing Board
| Others |
| LTB | Lying Tory Bastards
| Others |
| LTB | Lynne and Tony Brookes
| Others |