Opening hours
| Monday | 6 am – 2 pm |
| Tuesday | 6 am – 2 pm |
| Wednesday | 6 am – 2 pm |
| Thursday | 6 am – 2 pm |
| Friday | 6 am – 2 pm |
| Saturday | 7 am – 12:30 pm |
| Sunday | 7 am – 12:30 pm |
Times shown in local time (Sydney). Public holiday hours may differ.
- Address191 Maitland Road, Mayfield NSW 2304
- Phone(02) 4049 6013
- Websiteonyxespressobar.com.au
- CuisineCafés & Brunch
191 Maitland Road, Mayfield NSW 2304 · 5.4 km from Newcastle centre
Popular times
Estimated from typical visit patterns for cafés & brunch venues and this venue's opening hours — not live data.
At a glance
- TypeCafé
- CuisineCafés & Brunch
- AreaMayfield, Newcastle
- StateNew South Wales
- HoursOpen 7 days, from early morning
About Onyx
Onyx brings Cafés & Brunch food to Mayfield in New South Wales. You'll find it at 191 Maitland Road, Mayfield NSW 2304, roughly 5.4 km from the Newcastle city centre.
Australia's café culture is world-famous: expertly made flat whites, all-day brunch, smashed avo and house-baked treats. Cafés are usually busiest on weekend mornings and many close by mid-afternoon.
Onyx is open 7 days, from early morning; the venue offers dine-in, outdoor seating.
Planning a night out in Mayfield? 10 other venues are within a short distance, including The Stack Shack and Mayfield Hotel.
In the venue's own words: “Streamlines cafe bookings and orders with a user-friendly interface, ensuring seamless reservations and easy menu access for customers.”
Amenities & services
- 🍽️Dine-in
- ☀️Outdoor seating
What to order
Signature cafés & brunch dishes to look out for.
Reviews of Onyx
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Closest restaurants to Onyx
The 10 nearest places to eat, with distance and travel time.
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1
The Stack Shack ☕ Cafés & Brunch · 189 Maitland Road, Mayfield30 mE · 1 min walk -
2
Mayfield Hotel 🍺 Pubs & Bistros · Mayfield40 mSW · 1 min walk
-
3
Stag & Hunter Hotel 🍺 Pubs & Bistros · Mayfield70 mSE · 1 min walk
-
4
Vera’s Thai 🍜 Thai · Mayfield120 mSE · 1 min walk
-
5
Ruan Kao Thai 🍜 Thai · Mayfield180 mSE · 2 min walk
-
6
The Pocket Mayfield ☕ Cafés & Brunch · 223 Maitland Road, Mayfield190 mNW · 2 min walk
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7
Mayfield Corner Cafe ☕ Cafés & Brunch · 2/141 Maitland Road, Mayfield210 mSE · 3 min walk
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8
Blakeney's Pies 🍽️ International · Mayfield290 mNW · 3 min walk
-
9
antojitos - Mayfield 🌮 Mexican & Latin American · 235 Maitland Road, Mayfield290 mNW · 3 min walk
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10
Mex Club 🍽️ International · Mayfield290 mSW · 3 min walk
Recommended in the area
Well-documented favourites near Mayfield — with photos, opening hours and contact details.
More cafés & brunch near Mayfield
Other cafés & brunch if you fancy the same cuisine.
Eating out in Mayfield
Mayfield is home to 18 places to eat in our guide, part of the wider Newcastle area with 548 venues. The local dining scene leans towards cafés & brunch, chinese restaurants, international restaurants. Within 25 km of Onyx there are 710 restaurants, cafés and pubs to choose from.
Nearby suburbs worth exploring include Mayfield West (1.2 km), Mayfield East (1.3 km), Waratah (1.4 km), Georgetown (1.4 km).
Cuisine mix in Mayfield
Frequently asked questions
Where is Onyx located?
Onyx is located at 191 Maitland Road, Mayfield NSW 2304. It is about 5.4 km from the centre of Newcastle. Tap the map on this page to start turn-by-turn directions in Google Maps, Apple Maps or Waze.
What are the opening hours of Onyx?
Onyx is open 7 days, from early morning. Today's hours are highlighted in the opening hours table above, which shows whether it is open right now (Australia/Sydney time). Hours can change on public holidays, so it is worth confirming before you visit.
What kind of food does Onyx serve?
Onyx serves Cafés & Brunch cuisine. Browse our cafés & brunch menu guide for typical dishes and dietary options.
How can I contact Onyx?
You can reach Onyx by phone on (02) 4049 6013 or via its website.
What is the closest restaurant to Onyx?
The closest venue is The Stack Shack, about 30 m to the east (1 min walk). Other close options include Mayfield Hotel (40 m), Stag & Hunter Hotel (70 m), Vera’s Thai (120 m).
What are some recommended places to eat near Onyx?
Popular, well-documented choices nearby include Parry St Garage (Italian, 4.6 km), The Villa Cafe (Cafés & Brunch, 13 km), Son of a Gun (Cafés & Brunch, 2.9 km).
Where else can I find cafés & brunch food near Mayfield?
Other cafés & brunch venues close by include Subway (420 m), Locomotive (610 m), Zaaki Espresso (670 m).
How many restaurants are there in Mayfield?
Our guide lists 18 places to eat in Mayfield, most commonly cafés & brunch (7), chinese restaurants (3), international restaurants (2). Within 25 km there are 710 venues in total.