Azure Availability Zones

Availability Zones are physically separate datacenter locations within an Azure region. They provide independent power, cooling, and networking so you can design high availability workloads with minimal latency.

Need the full region catalogue? Browse Azure regions

Regions with zones 36
VM SLA across zones 99.99%
Typical zone latency < 2 ms

Azure regions with Availability Zone support

Deploy your resources across zones within a region to achieve higher resiliency without significantly increasing latency.

RegionGeographyDatacenter locationAvailability zones
Australia East australiaeast AustraliaNew South Wales 3
Austria East austriaeast AustriaVienna 3
Belgium Central belgiumcentral BelgiumBrussels 3
Brazil South brazilsouth BrazilSao Paulo State 3
Canada Central canadacentral CanadaToronto 3
Central India centralindia IndiaPune 3
Central US centralus United StatesIowa 3
Chile Central chilecentral ChileSantiago 3
East Asia eastasia Asia PacificHong Kong 3
East US eastus United StatesVirginia 3
East US 2 eastus2 United StatesVirginia 3
France Central francecentral FranceParis 3
Germany West Central germanywestcentral GermanyFrankfurt 3
Indonesia Central indonesiacentral IndonesiaJakarta 3
Israel Central israelcentral IsraelIsrael 3
Italy North italynorth ItalyMilan 3
Japan East japaneast JapanTokyo, Saitama 3
Japan West japanwest JapanOsaka 3
Korea Central koreacentral KoreaSeoul 3
Malaysia West malaysiawest MalaysiaKuala Lumpur 3
Mexico Central mexicocentral MexicoQuerétaro State 3
New Zealand North newzealandnorth New ZealandAuckland 3
North Europe northeurope EuropeIreland 3
Norway East norwayeast NorwayNorway 3
Poland Central polandcentral PolandWarsaw 3
Qatar Central qatarcentral QatarDoha 3
South Africa North southafricanorth South AfricaJohannesburg 3
Southeast Asia southeastasia Asia PacificSingapore 3
Spain Central spaincentral SpainMadrid 3
Sweden Central swedencentral SwedenGävle 3
Switzerland North switzerlandnorth SwitzerlandZurich 3
UAE North uaenorth UAEDubai 3
UK South uksouth United KingdomLondon 3
West Europe westeurope EuropeNetherlands 3
West US 2 westus2 United StatesWashington 3
West US 3 westus3 United StatesPhoenix 3

Additional resources

Use these references to plan resilient architectures with Availability Zones.

Availability Zones overview

Understand the design goals, resiliency model, and supported services for Availability Zones.

Learn more

Regional support

Review which regions currently provide zone support and how Microsoft is expanding coverage.

Learn more

Service zone support

Check the list of Azure services that are zonal or zone-redundant in each supported region.

Learn more

Frequently asked questions

How can I verify service support for a region?
Microsoft publishes service availability for each region. Visit the Azure products by region page to confirm support for your workloads.
Do Availability Zones add latency?
Availability Zones are designed to maintain low-latency connections within a region. Azure keeps zones physically separate yet close enough to support synchronous replication.
What resiliency options use zones?
Many Azure services support zonal or zone-redundant deployments. Review service-specific documentation to understand how zones improve availability and recovery objectives.