In Transportation
- M-149 (Michigan highway)
- Farm to Market Road 149 in Texas
- California State Route 149; runs from Oroville to Chico
- Malaysia Federal Route 149
- Puerto Rico Highway 149 connects Manatí and Juana Díaz
- The Alfa Romeo 149 car
- The Detroit Diesel 149 series of diesel engines of the 1960s
- British Airways Flight 149 between London and Kuala Lumpur, Malaysia, which was captured by Iraqi forces on August 1, 1990
- 149th Street Tunnel carries the 2 train of the New York City Subway under the Harlem River between Manhattan and the Bronx
- These New York City Subway stations:
- East 149th Street (IRT Pelham Line); serving the 6 train
- 149th Street – Grand Concourse (New York City Subway), a station complex consisting of:
- 149th Street – Grand Concourse (IRT Jerome Avenue Line); serving the 4 train
- 149th Street – Grand Concourse (IRT White Plains Road Line); serving the 2 5 trains
- Third Avenue – 149th Street (IRT White Plains Road Line); serving the 2 5 trains
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