New South Wales · Postcode 2099

Dee Why Beach postcode and suburb data

New South Wales · Phone area code 02 · 15 km from Sydney

CoastalMetro

Suburb snapshot

Dee Why Beach at a glance

Key postcode, Census, SEIFA, school and LGA signals for Dee Why Beach.

Quick facts

2099 Postcode See every suburb sharing this postcode

0 People Resident population, Census 2021

Northern Beaches Council area 75 suburbs, 22 postcodes

Search postcode 2099 Compare with another suburb Northern Beaches LGA map Nearest weather: Sydney NDIS providers in Northern Beaches Fuel prices nearby

Dee Why Beach is a coastal suburb of Sydney in New South Wales, with postcode 2099. It sits about 15 km from the Sydney CBD, within the Northern Beaches local government area.

Dee Why Beach is part of the Warringah statistical area in New South Wales.

Dee Why Beach details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode	2099
State	New South Wales (NSW)
Phone Area Code	02
Latitude	-33.7532
Longitude	151.296
Distance from Sydney	15 km
Region (SA4)	Sydney - Northern Beaches
Area (SA3)	Warringah
Local Government	Northern Beaches
Federal Electorate	Mackellar
State Electorate	Wakehurst
Time Zone	AEST (UTC+10), Australia/Sydney (standard time)

Suburbs Near Dee Why Beach

Wingala 0.8 km Dee Why 1.0 km North Curl Curl 1.3 km Cromer 1.8 km Cromer Heights 1.8 km Curl Curl 2.2 km Long Reef 2.3 km Collaroy Beach 2.4 km Freshwater 2.5 km Harbord 2.5 km Collaroy 2.6 km Narraweena 2.7 km

Same Postcode (2099)

Cromer Cromer Heights Dee Why Narraweena North Curl Curl Wingala

More Dee Why Beach Data

Northern Beaches LGA 75 suburbs, 22 postcodes, 263,532 people Climate & Weather Closest station: Sydney (15.2 km) Fuel Prices New South Wales fuel prices NDIS Providers NDIS data for Northern Beaches LGA

Page last reviewed June 2026. Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.