"The trend is found throughout the world where people are substituting mobiles for fixed."
Users of mobile phones grew to 11.4 million in the first quarter, up 30.1 percent or 2.6 million.
Fixed access wireless also grew 18.0 percent (375,325) to 2,088,589 in the first quarter.
Sri Lanka's fixed access wireless, offered by Lanka Bell, Suntel, Dialog Telecom and Sri Lanka Telecom is based on CDMA (code division multiple access) offering limited mobility.
Wireline is supplied only by Sri Lanka Telecom.
In India the fixed sector slowdown started in 2005 and operators such as MTNL and BSNL deployed special teams to persuade customers not to return their fixed phones.
Samarajiva says high installation charges of SLT, which are non-refundable may have prevented customers from del