Coast guard
The Coast Guard Service coordinates its activities with the Belize Defence Force and the Belize Police Department.

Bosnia and Herzegovina: Having 18 kilometres of coastline only, Bosnia and Herzegovina does not have a force dedicated to defend its coast. The duty of patrolling its coastline falls to the Granična policija (English: Border Police).

Brazil: In addition to the roles of a traditional navy, the Brazilian Navy also carries out the role of organizing the merchant navy and other operational safety missions traditionally conducted by a coast guard. Other roles include: Conducting national maritime policy, and implementing and enforcing laws and regulations with respect to the sea and inland waters.

Canada: The Canadian Coast Guard (CCG) is a civilian service under the Department of Fisheries and Oceans responsible for patrolling the world's longest coastline of 243,042 km (~151,000 mi).
The CCG holds responsibility for all marine search and rescue throughout Canada. The CCG coordinates search and rescue operations with the Canadian Armed Forces, Royal Canadian Mounted Police, and other organizations. The CCG maintains and operates seamarks, coastal light stations, vessel traffic services, marine pollution response services, marine communications systems, and provides icebreaking services.  The CCG also operates all Federal scientific research and hydrographic survey vessels.  To accomplish these tasks, the CCG has a sizable fleet of vessels and aircraft, all serviced from various bases and smaller stations located on three coasts (Atlantic, Arctic, Pacific) and the Great Lakes and St. Lawrence River.
The Canadian Coast Guard College is located near Sydney, Nova Scotia.

China: The China Coast Guard (CCG) (Chinese: 中国海警) serves as a coordinating body for maritime search and rescue in the territorial waters of the People's Republic of China. It was formed on 2013 as an amalgamation of four agencies: the Public Security Border Troops under the Ministry of Public Security, China Maritime Safety Administration, China Marine Surveillance, and China Fisheries Law Enforcement Command. In March 2018, it was placed under the leadership of the People's Armed Police, which is under the direct command of the Central Military Commission (CMC).

Hong Kong: In Hong Kong, law enforcement duties are carried out by the Marine Region of the Hong Kong Police Force and the Customs and Excise Department (Ports and Maritime Command of the Boundary and Ports Branch). The Hong Kong Maritime Rescue Co-ordination Centre (HKMRCC) co-ordinates search and rescue vessels, aircraft and other resources of the Fire Services Department, Government Flying Service, Marine Department and the Marine Police.

Macau: In Macau, coast guard responsibilities fall under the purview of the Macau Customs Service, which is in charge of conducting CG duties.
The Marine and Water Bureau, which is under the Secretariat for Transport and Public Works (Macau), helps in coordinating search and rescue operations in the region. It's done via the Search and Rescue Coordination Centre, formed under the Vessel Traffic Control Centre of Macao (Macao VTS).

Croatia: The Croatian Coast Guard (Croatian: Obalna straža Republike Hrvatske) is a division of the Croatian Navy responsible for protecting the interests of the Republic of Croatia at sea. The Croatian Navy is composed of classical naval forces structured into a flotilla and the Coast Guard that solely consists of ships with peacetime duties, e.g. protection of ecology, fishing, control of tankers, ballast waters, combat against terrorism, trafficking of people, narcotics, and similar.
On September 13, 2007, the Croatian Parliament passed a bill establishing the Croatian Coast Guard. The Coast Guard's mission is protect sovereign rights and carry out Croatia's jurisdiction in the Ecological and Fisheries Protection Zone, the continental shelf and the high seas. The Coast Guard will also monitor vessels sailing in the Croatian territorial waters. If vessels are caught violating Croatian or international regulations and disregard warnings by the Coast Guard, Coast Guard ships and airplanes are authorized to pursue them and if necessary open fire, while taking care not to jeopardize the lives of the vessel's crew.
Under the law, the commander of the Coast Guard is a Navy officer who is appointed and relieved of duty by the President of the Republic at the government's proposal.

Cyprus: The Cyprus Port and Marine Police (Greek Λιμενική και Ναυτική Αστυνομία – Limeniki kai Nautiki Astinomia) fulfills the functions of other countries' coast guards for the Republic of Cyprus. Cyprus is an island country in the Eastern Mediterranean with about 1/3 of the island is under control of Turkish Republic of Northern Cyprus after 1974 Cypriot coup d'état and following Turkish military Invasion based on Treaty of Guarantee (1960). Due to the country's geopolitical situation, size, the recent discovery in 2011 of the Aphrodite gas field in its Exclusive Economic Zone and Cyprus Police being the main national Law enforcement agency, the duties and responsibilities of the Cyprus Port and Marine Police are many and sometimes complex. It is a unit of the Cyprus Police, which resides under the Ministry of Justice and Public Order (Cyprus). However it can support the Cyprus Navy in wartime which resides under the Ministry of Defence. It is staffed by Police Officers which can be transferred to and from other units and agencies of the Cyprus Police and are tasked with the primary mission of policing the country's sea borders and the law enforcement of the waters around it. The unit is equipped with patrol boats and radars but it does not operate its own helicopters. Instead, it operates in combination with the aerial unit of the Cyprus Police, the Cyprus Police Aviation Unit. Main roles include law enforcement against illicit activities such as smuggling (due to the fact that although the Customs and Excise Department is a separate agency under the Ministry of Finance, it does not have an operational or tactical team of its own), terrorism, piracy, illegal fishing, Illegal drug trade, illegal immigration and is also assigned with Search and Rescue (SAR) duties. For counter-terrorism and anti-piracy operations, the units operate in combination with the Special Anti-Terrorist Squad which is part of the Emergency Response Unit of the Cyprus Police. Although the prominent agencies responsible for all Search and Rescue operations are conducted by Cyprus Police Units, the agency responsible to organize the SAR system, to co-ordinate, to control and direct SAR operations in the region that the Republic of Cyprus is responsible for (which coincides with the Nicosia FIR) is the Cyprus Joint Rescue Coordination Center or JRCC Larnaca, which is an independent agency of the Ministry of Defence.

Djibouti: The Djiboutian Coast Guard, part of the Djiboutian Armed Forces, is a humanitarian and security service. It protects Djibouti's borders and economic and security interests and defends its territorial waters and its Exclusive Economic Zone.

Egypt: The Egyptian Coast Guard, part of the Egyptian Navy, is responsible for the onshore protection of public installations near the coast and the patrol of coastal waters to prevent smuggling.

France: In the French Republic, Affaires maritimes is the closest organization to a coast guard. In each region, a naval admiral, called Maritime Prefect, is in charge of coordination of all state services for action at sea by the (Navy, the Affaires maritimes, the Maritime Gendarmerie and the Coastguard Service of the French Customs. A charity, Société Nationale de Sauvetage en Mer, provides most life saving duties at the local level.

Georgia: The Georgian Coast Guard is the maritime arm of the Georgian Border Police, within the Ministry for Internal Affairs.  It is responsible for the maritime protection of the entire 310 km (190 mi) coastline of Georgia, as well as the Georgian territorial waters. The primary missions of the service are administration of the territorial waters, marine pollution protection, maritime law enforcement, search and rescue, port security and maritime defense. The former Georgian Navy was absorbed into the Coast Guard in 2009.
The headquarters and a principal Coast Guard base are located at the Black Sea port of Poti. A second smaller base is in Batumi, Adjaria. Besides the Poti-based force, the Coast Guard also includes a special counter-terrorist Detachment. Maritime surveillance radar stations are maintained at Anaklia, Poti, Supsa, Chakvi, and Gonio, providing coverage of all territorial seas.

Germany: The German Federal Coast Guard, known as the Küstenwache, is both a civilian service and a law enforcement organisation, staffed with both police officers and certain civilians from the various German federal agencies associated with maritime administration with responsibility for the coordination of all law enforcement activities within its jurisdiction in the Federal Republic of Germany.

Greece: The Hellenic Coast Guard (Greek: Λιμενικό Σώμα-Ελληνική Ακτοφυλακή, romanized: Limeniko Soma-Elliniki Aktofylaki, lit. 'Harbor Corps-Hellenic Coast Guard') is the national coast guard of the Republic of Greece. It is a paramilitary organization that can support the Hellenic Navy in wartime, but resides under separate civilian control in times of peace. It was founded in 1919 by an Act of Parliament and the legal framework for its function was reformed in 1927.

Haiti: The Haitian Coast Guard is an operational unit of the Haitian National Police.