EXTRAPOP LIMITED Company number 10363111 · Monitor this company Active Overview People 2 Financial Control Documents Analysis Location Related Registered office AddressUnit 10 Progress Business Centre, Whittle Parkway,, Whittle Parkway, Slough, England, SL1 6DQ PostcodeSL1 6DQ Companies at this postcode 243 Average house price in SL1 6DQ £548,000 (6 sales) Map