我能想到2个地方:1,Jurong point,底层是fairprice,隔壁过去几间店铺就是邮局2。clementi,fairprice跟邮局隔不远,走路3分钟就到啦。
Hougang Mall超市在B1,邮局在3楼还是4楼。
woodlands Civic centerFairPrice at B1, Post Office at L2