Newcastle postcode

States in Australia

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Position: Post-code.net.au > NSW > Letter N > NEWCASTLE >

Newcastle NSW postcode

Postcode of NEWCASTLE (NSW) is 2300. Below you can find map of NEWCASTLE, or look up other postcodes in New South Wales or other Australian states. If NEWCASTLE's postcode is duplicated, and other places have same postal code number, you can use our postcode searcher by number 2300.

Notice: Postcodes in NSW with range from 1000—1999 (LVRs and PO Boxes only)

Newcastle in New South Wales state on the map:

Weather in NEWCASTLE

Weather.com.au - Newcastle Weather

  • Tue, 15 Jul 2025 19:15:00 GMT
  • Newcastle Current Conditions

    (Tue, 15 Jul 2025 19:15:00 GMT)

    Temperature: 8.4°C
    Dew Point: 3.8°C
    Relative Humidity: 73%
    Wind Speed: 13.0km/h
    Wind Gusts: 18.5km/h
    Wind Direction: NW
    Pressure: 0.0hPa
    Rain Since 9AM: 0.4mm

    Newcastle Forecast

    (Tue, 15 Jul 2025 19:15:00 GMT)

    Wednesday:
    Sunny
    Sunny. Cool.
    7 - 16

    Thursday:
    Sunny
    Sunny. Cool.
    7 - 16

    Friday:
    Passing Showers
    Passing Showers. Afternoon Clouds. Cool.
    8 - 17