watson postcode act Home ›› Postcode Finder ›› ACT ›› Watson Watson local listingsThe suburb of Watson is located in ACT and has a postcode of 2602. Free watson business listing! 1Moth Pest Control Canberra11 Street Place, Watson ACT, Australia 0488 859 8422Bed Bugs Control Canberra12 Street Place, Watson ACT, Australia 0488 859 9683Classique ChemdryPO Box 7062 1800213006 View more business listings in watson Search and find other Postcodes in Australian Capital Territory or widen the search to Postcodes in Australia.