Countries in red have no existing IPHC presence.
The Mediterranean – Linwood Berry
- Albania
- Cyprus
- France
- Italy
- Malta
- Montenegro
- Portugal
- Spain
- Algeria
- Andorra
- Bosnia & Herzegovina
- Croatia
- Greece
- Libya
- Macedonia
- Monaco
- Morocco
- San Marino
- Slovenia
- Tunisia
Eastern / Sub-Saharan Africa – Ron Wooten
- Burundi
- Democratic Republic of the Congo (Eastern & Western)
- Egypt
- Ethiopia
- Kenya
- Rwanda
- South Sudan
- Uganda
- Eritrea
- Djibouti
- Somalia
- Sudan
Southern Africa – Joe Delport
- Angola
- Botswana
- Eswatini (Swaziland)
- Madagascar
- Malawi
- Mauritius
- Mozambique
- Reunion
- Rodrigues
- Seychelles
- South Africa
- Tanzania
- Zambia
- Zimbabwe
- Lesotho
- Namibia
Western Africa – Ernest Turner
- Benin
- Cote D’Ivoire
- Democratic Republic of the Congo (Central)
- Ghana
- Liberia
- Nigeria
- Sierra Leone
- Togo
- Burkina Faso
- Cameroon
- Central African Republic
- Chad
- Equatorial Guinea
- Gabon
- Gambia
- Guinea
- Guinea Bisau
- Mali
- Niger
- Senegal
- Western Sahara
Central America – Dan Clowers
- Costa Rica
- El Salvador
- Honduras
- Nicaragua
- Panama
Caribbean & West Indies – Steve Cofer (Interim)
- Cuba
- Dominican Republic
- Guyana
- Haiti
- Jamaica
- Trinidad & Tobago
- Anguilla
- Antigua and Barbuda
- Aruba
- Bahamas
- Barbados
- Bonaire
- British Virgin Islands
- Curacao
- Dominica
- French Guyana
- Grenada
- Guadeloupe
- Martinique
- Monserrat
- Saba
- Saint Barthelemy
- Saint Eustatious
- Saint Kitts & Nevis
- Saint Lucia
- Saint Maarten
- Saint Martin
- Saint Vincent and the Granadines
- Suriname
- Turks & Caicos
- US Virgin Islands
Continental Asia – Russell Board
- Bangladesh
- Cambodia
- China/Macau/Hong Kong
- India
- Japan
- Laos
- Nepal
- South Korea
- Sri Lanka
- Thailand
- Vietnam
- Bhutan
- Maldives
- Mongolia
- North Korea
The Indo-Pacific – Tim Salley
- Australia
- Indonesia
- Malaysia
- Myanmar
- Pakistan
- Philippines
- Singapore
- Brunei
- Cook Islands
- East Timor
- Federal State of Micronesia
- Fiji
- French Polynesia
- Kiribati
- Marshall Islands
- Nauru
- New Zealand
- Palau
- Papua New Guinea
- Solomon Islands
- Taiwan
- Tonga
- Vanuatu
Northwest Europe – Harold Presley
- Austria
- Belgium
- England
- Finland
- Germany
- Netherlands
- Wales
- Czech Republic
- Denmark
- Estonia
- Greenland (Danish Territory)
- Iceland
- Ireland
- Latvia
- Liechtenstein
- Lithuania
- Luxembourg
- Norway
- Poland
- Slovakia
- Sweden
- Switzerland
Eurasia & Middle East – Bob Cave
- Azerbaijan
- Belarus
- Hungary
- Israel
- Kazakhstan
- Moldova
- Palestine
- Romania
- Russia
- Serbia
- Turkey
- Ukraine
- Uzbekistan
- Afghanistan
- Armenia
- Bahrain
- Bulgaria
- Georgia
- Iran
- Iraq
- Jordan
- Kosovo
- Kuwait
- Kyrgyzstan
- Lebanon
- Oman
- Qatar
- Saudi Arabia
- Syria
- Tajikistan
- Turkmenistan
- United Arab Emirates
- Yemen
South America – Max Barroso (Interim)
- Argentina
- Bolivia
- Chile
- Colombia
- Ecuador
- Paraguay
- Peru
- Uruguay
- Venezuela
- Brazil
Gulf of Mexico – Ron Roy
- Belize
- Guatemala
- Mexico