Originally posted by kenny_cai:
30: Bedok - No change
98: Jurong East - Not sure.
165: Ang Mo Kio - Withdrawn(?)
184: Bt Merah - Withdrawn. Replaced by a new 198.
188: Jurong West St 91 - Replaced by Service 99
197: Geylang Lor 1 - Extended to Bedok Interchange
198: Sims Pl - Withdrawn(?) Replaced by a new route towards Bukit Merah.
199: Nanyang Technological Institute - Service became 2 services, 179 and 199 respectively.
206: Lim Chu Kang - Withdrawn.
Minor route change for 30 via Teban Gdns Rd in the direction of Boon Lay.
98 was made to loop at Jalan Ahmad Ibrahim (like 98A). Later integrated with 247 to form current route.
165 was amended to Clementi
184 was merged with 176 to form present 176 (Bt Panjang - Bt Merah)
188 still terminate at Jurong Bus Park, which was next to the demolished Jurong Interchange. Withdrawn in 1991.
198 was amended to Jurong East in 1991. In 1993, it was amended to its present route Boon Lay - Bt Merah. On the same day, 197 was amended to Jurong East.
179 was an entirely new service to cover the loss of 199 when the latter was amended to NIE.
When 206 was withdrawn, 172 was amended to Boon Lay while a new service 175 was introduced.