Taxis are expensive, yet most would say they are safer than a three-wheeler. You can ask for a driver who understands your language/English. Almost all these taxis come with comfortable seats and air conditioning. Here are some of the cab companies in Colombo:
City Cab
No 422, Galle Road,
Colombo 06.
Phone: 0094 112 552222
Cool Kangaroo
91 1/6, Galle Road,
Colombo 04
Phone: 0094 112 580047
Crown Cabs
No 65 / 1 Nawala Road,
Nugegoda
Phone: 0094 112 819819
Kangaroo Cabs
Phone: 0094 112 588588 (cars)
Phone: 0094 112 502888 (vans)
Website: http://www.kangaroocabs.com/
Namdo Transport Lanka (Pvt) Ltd
No 85 Cotta Road,
Borella
Phone: 0094 112 688688
Swallow Quick Cab Service
136 / 4 Highlevel Road,
Kirulapone
Phone: 0094 112 377677