You can unlock the majority of Sony Ericsson's phones and put generic software on them. This will enable you to use any simcard.
WHERE is the problem - I've heard that the 'backstreet' type mobile shops charge in the vicinity of �30 and can then do it for you.
Suppose you just need to ask around?
Ya this can be easily unlocked using the unlocking code & i found the unlocking solution for your Sony Ericsson ..You get the unlocking service here http://www.mobile-unl...ericsson-w200/rs2wp9/ @ reasonable price..visit for more details..