diff --git a/src/main/java/dev/sorn/fmp4j/exceptions/FmpInvalidCountryException.java b/src/main/java/dev/sorn/fmp4j/exceptions/FmpInvalidCountryException.java
new file mode 100644
index 0000000..c772d5a
--- /dev/null
+++ b/src/main/java/dev/sorn/fmp4j/exceptions/FmpInvalidCountryException.java
@@ -0,0 +1,7 @@
+package dev.sorn.fmp4j.exceptions;
+
+public class FmpInvalidCountryException extends FmpException {
+    public FmpInvalidCountryException(String message, Object... args) {
+        super(message, args);
+    }
+}
diff --git a/src/main/java/dev/sorn/fmp4j/types/FmpCountry.java b/src/main/java/dev/sorn/fmp4j/types/FmpCountry.java
new file mode 100644
index 0000000..9c9726a
--- /dev/null
+++ b/src/main/java/dev/sorn/fmp4j/types/FmpCountry.java
@@ -0,0 +1,295 @@
+package dev.sorn.fmp4j.types;
+
+import dev.sorn.fmp4j.exceptions.FmpInvalidCountryException;
+import org.apache.commons.lang3.StringUtils;
+
+public enum FmpCountry implements FmpValueObject<String> {
+    AD("AND", "020", "Andorra"),
+    AE("ARE", "784", "United Arab Emirates (the)"),
+    AF("AFG", "004", "Afghanistan"),
+    AG("ATG", "028", "Antigua and Barbuda"),
+    AI("AIA", "660", "Anguilla"),
+    AL("ALB", "008", "Albania"),
+    AM("ARM", "051", "Armenia"),
+    AO("AGO", "024", "Angola"),
+    AQ("ATA", "010", "Antarctica"),
+    AR("ARG", "032", "Argentina"),
+    AS("ASM", "016", "American Samoa"),
+    AT("AUT", "040", "Austria"),
+    AU("AUS", "036", "Australia"),
+    AW("ABW", "533", "Aruba"),
+    AX("ALA", "248", "Åland Islands"),
+    AZ("AZE", "031", "Azerbaijan"),
+    BA("BIH", "070", "Bosnia and Herzegovina"),
+    BB("BRB", "052", "Barbados"),
+    BD("BGD", "050", "Bangladesh"),
+    BE("BEL", "056", "Belgium"),
+    BF("BFA", "854", "Burkina Faso"),
+    BG("BGR", "100", "Bulgaria"),
+    BH("BHR", "048", "Bahrain"),
+    BI("BDI", "108", "Burundi"),
+    BJ("BEN", "204", "Benin"),
+    BL("BLM", "652", "Saint Barthélemy"),
+    BM("BMU", "060", "Bermuda"),
+    BN("BRN", "096", "Brunei Darussalam"),
+    BO("BOL", "068", "Bolivia (Plurinational State of)"),
+    BQ("BES", "535", "Bonaire, Sint Eustatius and Saba"),
+    BR("BRA", "076", "Brazil"),
+    BS("BHS", "044", "Bahamas (the)"),
+    BT("BTN", "064", "Bhutan"),
+    BV("BVT", "074", "Bouvet Island"),
+    BW("BWA", "072", "Botswana"),
+    BY("BLR", "112", "Belarus"),
+    BZ("BLZ", "084", "Belize"),
+    CA("CAN", "124", "Canada"),
+    CC("CCK", "166", "Cocos (Keeling) Islands (the)"),
+    CD("COD", "180", "Congo (the Democratic Republic of the)"),
+    CF("CAF", "140", "Central African Republic (the)"),
+    CG("COG", "178", "Congo (the)"),
+    CH("CHE", "756", "Switzerland"),
+    CI("CIV", "384", "Côte d'Ivoire"),
+    CK("COK", "184", "Cook Islands (the)"),
+    CL("CHL", "152", "Chile"),
+    CM("CMR", "120", "Cameroon"),
+    CN("CHN", "156", "China"),
+    CO("COL", "170", "Colombia"),
+    CR("CRI", "188", "Costa Rica"),
+    CU("CUB", "192", "Cuba"),
+    CV("CPV", "132", "Cabo Verde"),
+    CW("CUW", "531", "Curaçao"),
+    CX("CXR", "162", "Christmas Island"),
+    CY("CYP", "196", "Cyprus"),
+    CZ("CZE", "203", "Czechia"),
+    DE("DEU", "276", "Germany"),
+    DJ("DJI", "262", "Djibouti"),
+    DK("DNK", "208", "Denmark"),
+    DM("DMA", "212", "Dominica"),
+    DO("DOM", "214", "Dominican Republic (the)"),
+    DZ("DZA", "012", "Algeria"),
+    EC("ECU", "218", "Ecuador"),
+    EE("EST", "233", "Estonia"),
+    EG("EGY", "818", "Egypt"),
+    EH("ESH", "732", "Western Sahara"),
+    ER("ERI", "232", "Eritrea"),
+    ES("ESP", "724", "Spain"),
+    ET("ETH", "231", "Ethiopia"),
+    FI("FIN", "246", "Finland"),
+    FJ("FJI", "242", "Fiji"),
+    FK("FLK", "238", "Falkland Islands (the) [Malvinas]"),
+    FM("FSM", "583", "Micronesia (Federated States of)"),
+    FO("FRO", "234", "Faroe Islands (the)"),
+    FR("FRA", "250", "France"),
+    GA("GAB", "266", "Gabon"),
+    GB("GBR", "826", "United Kingdom of Great Britain and Northern Ireland (the)"),
+    GD("GRD", "308", "Grenada"),
+    GE("GEO", "268", "Georgia"),
+    GF("GUF", "254", "French Guiana"),
+    GG("GGY", "831", "Guernsey"),
+    GH("GHA", "288", "Ghana"),
+    GI("GIB", "292", "Gibraltar"),
+    GL("GRL", "304", "Greenland"),
+    GM("GMB", "270", "Gambia (the)"),
+    GN("GIN", "324", "Guinea"),
+    GP("GLP", "312", "Guadeloupe"),
+    GQ("GNQ", "226", "Equatorial Guinea"),
+    GR("GRC", "300", "Greece"),
+    GS("SGS", "239", "South Georgia and the South Sandwich Islands"),
+    GT("GTM", "320", "Guatemala"),
+    GU("GUM", "316", "Guam"),
+    GW("GNB", "624", "Guinea-Bissau"),
+    GY("GUY", "328", "Guyana"),
+    HK("HKG", "344", "Hong Kong"),
+    HM("HMD", "334", "Heard Island and McDonald Islands"),
+    HN("HND", "340", "Honduras"),
+    HR("HRV", "191", "Croatia"),
+    HT("HTI", "332", "Haiti"),
+    HU("HUN", "348", "Hungary"),
+    ID("IDN", "360", "Indonesia"),
+    IE("IRL", "372", "Ireland"),
+    IL("ISR", "376", "Israel"),
+    IM("IMN", "833", "Isle of Man"),
+    IN("IND", "356", "India"),
+    IO("IOT", "086", "British Indian Ocean Territory (the)"),
+    IQ("IRQ", "368", "Iraq"),
+    IR("IRN", "364", "Iran (Islamic Republic of)"),
+    IS("ISL", "352", "Iceland"),
+    IT("ITA", "380", "Italy"),
+    JE("JEY", "832", "Jersey"),
+    JM("JAM", "388", "Jamaica"),
+    JO("JOR", "400", "Jordan"),
+    JP("JPN", "392", "Japan"),
+    KE("KEN", "404", "Kenya"),
+    KG("KGZ", "417", "Kyrgyzstan"),
+    KH("KHM", "116", "Cambodia"),
+    KI("KIR", "296", "Kiribati"),
+    KM("COM", "174", "Comoros (the)"),
+    KN("KNA", "659", "Saint Kitts and Nevis"),
+    KP("PRK", "408", "Korea (the Democratic People's Republic of)"),
+    KR("KOR", "410", "Korea (the Republic of)"),
+    KW("KWT", "414", "Kuwait"),
+    KY("CYM", "136", "Cayman Islands (the)"),
+    KZ("KAZ", "398", "Kazakhstan"),
+    LA("LAO", "418", "Lao People's Democratic Republic (the)"),
+    LB("LBN", "422", "Lebanon"),
+    LC("LCA", "662", "Saint Lucia"),
+    LI("LIE", "438", "Liechtenstein"),
+    LK("LKA", "144", "Sri Lanka"),
+    LR("LBR", "430", "Liberia"),
+    LS("LSO", "426", "Lesotho"),
+    LT("LTU", "440", "Lithuania"),
+    LU("LUX", "442", "Luxembourg"),
+    LV("LVA", "428", "Latvia"),
+    LY("LBY", "434", "Libya"),
+    MA("MAR", "504", "Morocco"),
+    MC("MCO", "492", "Monaco"),
+    MD("MDA", "498", "Moldova (the Republic of)"),
+    ME("MNE", "499", "Montenegro"),
+    MF("MAF", "663", "Saint Martin (French part)"),
+    MG("MDG", "450", "Madagascar"),
+    MH("MHL", "584", "Marshall Islands (the)"),
+    MK("MKD", "807", "North Macedonia"),
+    ML("MLI", "466", "Mali"),
+    MM("MMR", "104", "Myanmar"),
+    MN("MNG", "496", "Mongolia"),
+    MO("MAC", "446", "Macao"),
+    MP("MNP", "580", "Northern Mariana Islands (the)"),
+    MQ("MTQ", "474", "Martinique"),
+    MR("MRT", "478", "Mauritania"),
+    MS("MSR", "500", "Montserrat"),
+    MT("MLT", "470", "Malta"),
+    MU("MUS", "480", "Mauritus"),
+    MV("MDV", "462", "Maldives"),
+    MW("MWI", "454", "Malawi"),
+    MX("MEX", "484", "Mexico"),
+    MY("MYS", "458", "Malaysia"),
+    MZ("MOZ", "508", "Mozambique"),
+    NA("NAM", "516", "Namibia"),
+    NC("NCL", "540", "New Caledonia"),
+    NE("NER", "562", "Niger (the)"),
+    NF("NFK", "574", "Norfolk Island"),
+    NG("NGA", "566", "Nigeria"),
+    NI("NIC", "558", "Nicaragua"),
+    NL("NLD", "528", "Netherlands (Kingdom of the)"),
+    NO("NOR", "578", "Norway"),
+    NP("NPL", "524", "Nepal"),
+    NR("NRU", "520", "Nauru"),
+    NU("NIU", "570", "Niue"),
+    NZ("NZL", "554", "New Zealand"),
+    OM("OMN", "512", "Oman"),
+    PA("PAN", "591", "Panama"),
+    PE("PER", "604", "Peru"),
+    PF("PYF", "258", "French Polynesia"),
+    PG("PNG", "598", "Papua New Guinea"),
+    PH("PHL", "608", "Philippines (the)"),
+    PK("PAK", "586", "Pakistan"),
+    PL("POL", "616", "Poland"),
+    PM("SPM", "666", "Saint Pierre and Miquelon"),
+    PN("PCN", "612", "Pitcairn"),
+    PR("PRI", "630", "Puerto Rico"),
+    PS("PSE", "275", "Palestine, State of"),
+    PT("PRT", "620", "Portugal"),
+    PW("PLW", "585", "Palau"),
+    PY("PRY", "600", "Paraguay"),
+    QA("QAT", "634", "Qatar"),
+    RE("REU", "638", "Réunion"),
+    RO("ROU", "642", "Romania"),
+    RS("SRB", "688", "Serbia"),
+    RU("RUS", "643", "Russian Federation (the)"),
+    RW("RWA", "646", "Rwanda"),
+    SA("SAU", "682", "Saudi Arabia"),
+    SB("SLB", "090", "Solomon Islands"),
+    SC("SYC", "690", "Seychelles"),
+    SD("SDN", "729", "Sudan (the)"),
+    SE("SWE", "752", "Sweden"),
+    SG("SGP", "702", "Singapore"),
+    SH("SHN", "654", "Saint Helena, Ascension and Tristan da Cunha"),
+    SI("SVN", "705", "Slovenia"),
+    SJ("SJM", "744", "Svalbard and Jan Mayen"),
+    SK("SVK", "703", "Slovakia"),
+    SL("SLE", "694", "Sierra Leone"),
+    SM("SMR", "674", "San Marino"),
+    SN("SEN", "686", "Senegal"),
+    SO("SOM", "706", "Somalia"),
+    SR("SUR", "740", "Suriname"),
+    SS("SSD", "728", "South Sudan"),
+    ST("STP", "678", "Sao Tome and Principe"),
+    SV("SLV", "222", "El Salvador"),
+    SX("SXM", "534", "Sint Maarten (Dutch part)"),
+    SY("SYR", "760", "Syrian Arab Republic (the)"),
+    SZ("SWZ", "748", "Eswatini"),
+    TC("TCA", "796", "Turks and Caicos Islands (the)"),
+    TD("TCD", "148", "Chad"),
+    TF("ATF", "260", "French Southern Territories (the)"),
+    TG("TGO", "768", "Togo"),
+    TH("THA", "764", "Thailand"),
+    TJ("TJK", "762", "Tajikistan"),
+    TK("TKL", "772", "Tokelau"),
+    TL("TLS", "626", "Timor-Leste"),
+    TM("TKM", "795", "Turkmenistan"),
+    TN("TUN", "788", "Tunisia"),
+    TO("TON", "776", "Tonga"),
+    TR("TUR", "792", "Türkiye"),
+    TT("TTO", "780", "Trinidad and Tobago"),
+    TV("TUV", "798", "Tuvalu"),
+    TW("TWN", "158", "Taiwan (Province of China)"),
+    TZ("TZA", "834", "Tanzania, the United Republic of"),
+    UA("UKR", "804", "Ukraine"),
+    UG("UGA", "800", "Uganda"),
+    UM("UMI", "581", "United States Minor Outlying Islands (the)"),
+    US("USA", "840", "United States of America (the)"),
+    UY("URY", "858", "Uruguay"),
+    UZ("UZB", "860", "Uzbekistan"),
+    VA("VAT", "336", "Holy See (the)"),
+    VC("VCT", "670", "Saint Vincent and the Grenadines"),
+    VE("VEN", "862", "Venezuela (Bolivarian Republic of)"),
+    VG("VGB", "092", "Virgin Islands (British)"),
+    VI("VIR", "850", "Virgin Islands (U.S.)"),
+    VN("VNM", "704", "Viet Nam"),
+    VU("VUT", "548", "Vanuatu"),
+    WF("WLF", "876", "Wallis and Futuna"),
+    WS("WSM", "882", "Samoa"),
+    YE("YEM", "887", "Yemen"),
+    YT("MYT", "175", "Mayotte"),
+    ZA("ZAF", "710", "South Africa"),
+    ZM("ZMB", "894", "Zambia"),
+    ZW("ZWE", "716", "Zimbabwe");
+
+    private final String alpha3;
+    private final String numeric;
+    private final String isoName;
+
+    FmpCountry(String alpha3, String numeric, String isoName) {
+        this.alpha3 = alpha3;
+        this.numeric = numeric;
+        this.isoName = isoName;
+    }
+
+    public static FmpCountry country(String alpha2) {
+        try {
+            return FmpCountry.valueOf(StringUtils.upperCase(alpha2));
+        } catch (IllegalArgumentException e) {
+            throw new FmpInvalidCountryException("[%s] is not a valid country", alpha2);
+        }
+    }
+
+    @Override
+    public String value() {
+        return name();
+    }
+
+    public String alpha2() {
+        return name();
+    }
+
+    public String alpha3() {
+        return alpha3;
+    }
+
+    public String numeric() {
+        return numeric;
+    }
+
+    public String isoName() {
+        return isoName;
+    }
+}
diff --git a/src/test/java/dev/sorn/fmp4j/types/FmpCountryTest.java b/src/test/java/dev/sorn/fmp4j/types/FmpCountryTest.java
new file mode 100644
index 0000000..026b6ff
--- /dev/null
+++ b/src/test/java/dev/sorn/fmp4j/types/FmpCountryTest.java
@@ -0,0 +1,55 @@
+package dev.sorn.fmp4j.types;
+
+import static dev.sorn.fmp4j.types.FmpCountry.US;
+import static dev.sorn.fmp4j.types.FmpCountry.country;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+import java.util.stream.Stream;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+class FmpCountryTest {
+    @ParameterizedTest
+    @MethodSource("countries")
+    void valid_country(String code) {
+        // given // when
+        var country = country(code);
+
+        // then
+        assertEquals(code, country.name());
+        assertNotNull(country.alpha2());
+        assertNotNull(country.alpha3());
+        assertNotNull(country.numeric());
+        assertNotNull(country.name());
+    }
+
+    @Test
+    void lower_case_code_country() {
+        // given // when
+        var country = country("us");
+
+        // then
+        assertEquals(US.name(), country.name());
+    }
+
+    private static Stream<String> countries() {
+        return Stream.of(
+                "AD", "AE", "AF", "AG", "AI", "AL", "AM", "AO", "AQ", "AR", "AS", "AT", "AU", "AW", "AX", "AZ", "BA",
+                "BB", "BD", "BE", "BF", "BG", "BH", "BI", "BJ", "BL", "BM", "BN", "BO", "BQ", "BR", "BS", "BT", "BV",
+                "BW", "BY", "BZ", "CA", "CC", "CD", "CF", "CG", "CH", "CI", "CK", "CL", "CM", "CN", "CO", "CR", "CU",
+                "CV", "CW", "CX", "CY", "CZ", "DE", "DJ", "DK", "DM", "DO", "DZ", "EC", "EE", "EG", "EH", "ER", "ES",
+                "ET", "FI", "FJ", "FK", "FM", "FO", "FR", "GA", "GB", "GD", "GE", "GF", "GG", "GH", "GI", "GL", "GM",
+                "GN", "GP", "GQ", "GR", "GS", "GT", "GU", "GW", "GY", "HK", "HM", "HN", "HR", "HT", "HU", "ID", "IE",
+                "IL", "IM", "IN", "IO", "IQ", "IR", "IS", "IT", "JE", "JM", "JO", "JP", "KE", "KG", "KH", "KI", "KM",
+                "KN", "KP", "KR", "KW", "KY", "KZ", "LA", "LB", "LC", "LI", "LK", "LR", "LS", "LT", "LU", "LV", "LY",
+                "MA", "MC", "MD", "ME", "MF", "MG", "MH", "MK", "ML", "MM", "MN", "MO", "MP", "MQ", "MR", "MS", "MT",
+                "MU", "MV", "MW", "MX", "MY", "MZ", "NA", "NC", "NE", "NF", "NG", "NI", "NL", "NO", "NP", "NR", "NU",
+                "NZ", "OM", "PA", "PE", "PF", "PG", "PH", "PK", "PL", "PM", "PN", "PR", "PS", "PT", "PW", "PY", "QA",
+                "RE", "RO", "RS", "RU", "RW", "SA", "SB", "SC", "SD", "SE", "SG", "SH", "SI", "SJ", "SK", "SL", "SM",
+                "SN", "SO", "SR", "SS", "ST", "SV", "SX", "SY", "SZ", "TC", "TD", "TF", "TG", "TH", "TJ", "TK", "TL",
+                "TM", "TN", "TO", "TR", "TT", "TV", "TW", "TZ", "UA", "UG", "UM", "US", "UY", "UZ", "VA", "VC", "VE",
+                "VG", "VI", "VN", "VU", "WF", "WS", "YE", "YT", "ZA", "ZM", "ZW");
+    }
+}
diff --git a/src/test/java/dev/sorn/fmp4j/types/FmpExchangeTest.java b/src/test/java/dev/sorn/fmp4j/types/FmpExchangeTest.java
index 7a554d7..c074d78 100644
--- a/src/test/java/dev/sorn/fmp4j/types/FmpExchangeTest.java
+++ b/src/test/java/dev/sorn/fmp4j/types/FmpExchangeTest.java
@@ -19,7 +19,7 @@ class FmpExchangeTest {
     @ParameterizedTest
     @MethodSource
     void valid_exchange(String shortName) {
-        // when
+        // given // when
         var p = exchange(shortName);
 
         // then
@@ -103,7 +103,7 @@ private static Stream<String> valid_exchange() {
 
     @Test
     void lower_case_code_exchange() {
-        // when
+        // given // when
         var p = exchange("two");
 
         // then