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Reserved extension numbers Follow

To prevent overlap from emergency codes and international prefixes, the following extensions cannot be assigned to phone users. Reserved extension numbers are based on the emergency address assigned to the phone user, common area phone, or Zoom Room.

Note: For all countries, you cannot start extensions with 0.

This article covers:

 

Reserved extension  Description

United States and Canada

911 Emergency
933 Commonly used by 911 operator
112 Emergency number for EU; usually forwards calls to emergency services
999 Emergency number for the United Kingdom; usually forwards calls to emergency services
211 Community information and referral services
311 Non-emergency police and other governmental services
411 Local directory assistance
511 Traffic and transportation information
611 Phone line repair services; phone support line if dialing from a softphone
711 Relay service for people with hearing or speech disabilities
811 Before-you-dig services in US; non-urgent telehealth services in Canada

United Kingdom

112 Emergency number for the EU
999 Emergency number for the United Kingdom
911 Usually forwards calls to emergency services 
933 Commonly used by 911 operator
100 Local operator assistance for landlines
101 Non-urgent crime and community safety calls
105

Local electricity network operators

111 Non-emergency calls to National Health Service (NHS)
123 Speaking clock service
155 International operator assistance
144 Withhold number (service provided by carriers)
1470 Release number (service provided by carriers)
1471 Return call (service provided by carriers)
1475 Removes details of last call from 1471 (service provided by carriers)
1477 Automatic Call Trace (service provided by carriers)
1571 Voicemail (service provided by carriers)

Argentina

911 Emergency
100 Fire
101 Police
107 Ambulance
110 Directory service

Australia

000

Emergency

106 TTY emergency (for the hearing impaired)
112 Alternative access to emergency services 
132500 State Emergency Service (SES)
131444 Non-emergency police

Austria

112 Emergency
118 Directory service
122 Fire department
133 Police
144 Ambulance

Belgium

112 Emergency
100 Fire brigade and ambulance
101 Police

Brazil

190 Police
192 Ambulance
193 Fire

Bulgaria

112 Emergency

Chile

131 Ambulance
132 Fire
133 Police

China 

110 Police
119 Fire
120 Ambulance
122 Traffic accident
999 Private ambulance service (Beijing only)
114 Directory assistance

Columbia

112 Police
119  Fire
123  Emergency
125  Ambulance
132  Ambulance
165  Anti-kidnapping hotline

Costa Rica

911 Emergency
112 Emergency (mobile)

Croatia

112 Emergency
192 Police
193 Fire
194 Ambulance

Cyprus

112 Emergency

Czech Republic

112 Emergency
150 Fire
155 Ambulance
156 Municipal police
158 Police

Denmark

112 Emergency
114 Non-emergency police

Ecuador

911 Emergency
101 Police
102 Fire
131 Ambulance

Estonia

112 Emergency

Finland

112 Emergency

France

112 Emergency

Germany

112 Emergency
110 Police
115 Civil services

Greece

112 Emergency
100 Police
166 Ambulance
199 Fire

Hong Kong, China

999 Emergency
112 Emergency (mobile)

Hungary

112 Emergency
104 Ambulance
105 Fire
107 Police

India 

100 Police
102 Ambulance
108 Ambulance service operated in 22 states
101 Fire
112 Alternative emergency number
1906 Gas leakage
1363 Tourist Helpline
1098 Child Helpline
104 Blood Needs
181 Women Helpline

Ireland

112 Emergency
999 Emergency

Israel

100 Police
101 Ambulance
102 Fire

Italy

112 Emergency
113 Police
115 Fire
118 Ambulance

Lithuania

112 Emergency

Luxembourg

112 Emergency

Mexico

911 Emergency

Netherlands

112 Emergency

New Zealand

111 Emergency
105 Non-emergency police number

Norway

112 Emergency
107 Police
110 Fire
113 Ambulance

Panama

911 Emergency
102 Directory Assistance
103 Fire or ambulance
104 Police

Peru

911 Emergency
100  Domestic violence
103  Telephone information number
105 Police
106  Ambulance (SAMU)
115  Civil defense
116 Fire
117 Ambulance

Poland

112 Emergency
999 Emergency

Portugal

112 Emergency
117 Fire
144 Social emergency

Romania

112 Emergency

Singapore

999 Emergency
995 Singapore Civil Defence Force - fire or emergency ambulance

Slovakia

112 Emergency
150 Fire
155 Ambulance
158 Police
159 Municipal police

Slovenia

112 Emergency
113 Police

South Korea

112 Emergency police
119 Fire or ambulance

Spain

112 Emergency
118 Directory assistance

Sweden

112 Emergency
110 Help line
11313 Information during accidents and crises
11414 Police

Switzerland

112 Emergency
117 Police
118 Fire
144 Ambulance

Turkey

112 Emergency
110 Fire
115 Police