Portsmith has 286 businesses across 91 categories in postcode 4870. Pick a category, or search for a business by name.
As of October 2026 the guide lists 286 businesses in Portsmith, postcode 4870, across 91 categories.
mechanics, manufacturing and supply and hardware stores are the biggest categories in Portsmith.
Of the 286, 193 have a website the guide checks every day. A business comes off the guide only when there is clear sign it has closed, seen on two checks at least 7 days apart. A slow or briefly down website never removes it.
Free, no account, about two minutes at https://cairnsbusinessguide.com.au/add/. If it is already listed, open its page and click This is my business.