The service which launched in June to rival homegrown Deliveroo will now be available in parts of zone 2 beyond its initial launch area of central London.
In the three months since launching, the billion-dollar startup said it had signed up half a million people to the UberEats app which is separate from Uber's main app.
New areas covered by UberEats in zone 2
It now also counts more than 500 restaurants, adding Leon and Paul among well known eateries.
It comes as it plots ambitious global expansion of the service and City A.M first revealed its plans to open in 12 new cities across Europe last month. Further afield, it will open in Dubai, Johannesburg and Tokyo today.