This is a list of counter-terrorism agencies by country.

A counter-terrorism agency is a government agency or military agency responsible for counter terrorism.

Albania	Anti-Terror Department Albanian Police · State Intelligence Service
Australia	Australian Security and Intelligence Organization (ASIO) · Tactical assault group
Austria	Austrian Military Police
Bangladesh	RAB CTTC
Bosnia and Herzegovina	SIPA
Canada	Royal Canadian Mounted Police Integrated National Security Enforcement Teams Canadian Security Intelligence Service Integrated Terrorism Assessment Centre
Croatia	SOA VSOA
France	GIGN · Gendarmerie Nationale
Georgia	Designated – Counter Terrorism Center State Security Service Federal: MIA – Special Emergency and Crisis Center
Greece	EKAM NIS
Hungary	Counter Terrorism Centre Alert Police Hungarian Homeland Defence Forces
India	DIA IB Rashtriya Rifles R&AW NIA NSG
Iran	PSP SAHEFAJA SAHEFASA VAJA
Iraq	Directorate-General for Intelligence and Security (DGIS) INIS KRSC
Ireland	D J2 C3
Israel	Mossad Shin Bet · Yamam
Japan	CIRO Counter Terrorism Intelligence Coordination Center JCG Security and Intelligence Division NPASB PSB PSIA Second Intelligence Department Section 1 · Special Assault Team
Malaysia	SB
Myanmar	OCMSA SID
Namibia	NCIS
Nepal	DMI NID
Nigeria	National Intelligence Agency
North Korea	MSSDPRK
Pakistan	CTD FIA IB ISI NACTA
Papua New Guinea	NIO
Russia	FSB FSO GRU SVR
Singapore	ISD
Slovenia	SOVA SEP Slovenian national police forces
Somalia	NISA
South Korea	707th Special Mission Group NIS KCG Intelligence Division KNPA Intelligence Bureau
Spain	CITCO CGI SIGC
Thailand	Counter Terrorist Operations Center (CTOC) NIA Counterterrorism Division RTP Counter Terrorism Sub-Division SBB
Ukraine	ATC SBU
United Kingdom	Counter Terrorism Policing Intelligence Corps Specialist Firearms Command Security Service (MI5) MI6 Joint Terrorism Analysis Centre GCHQ · Special Air Service
United States	CIA Counterterrorism Mission Center Diplomatic Security Service FBI Counterterrorism Division Federal Air Marshal Service Homeland Security Investigations & Special Reaction Teams Intelligence Support Activity (ISA) U.S. Secret Service (Counter Assault Team), (National Counterterrorism Center) U.S. Customs and Border Protection Special Operations Group U.S. Coast Guard Deployable Specialized Forces [1]
Vietnam	Asia Intelligence Bureau Bureau of Secret Intelligence

• List of intelligence agencies
• List of law enforcement agencies
• List of counterintelligence organizations
• List of protective service agencies
• List of police tactical units
• List of military special forces units