return {

-- In the standard, some subdivisions in which the local language (Catalan, Galician or Basque) is the sole official language

-- have the Spanish name in brackets rather than as a separate name. These Spanish names are listed as altnames here.

  lang = "ca, es, eu, gl", -- administrative languages: es

-- Communities & cities

  "AN" = {name="Andalusia",isoname="Andalucía",lang="es"},

  "AR" = {name="Aragon",isoname="Aragón",lang="es"},

  "AS" = {name="Asturias",isoname="Asturias, Principado de",lang="es"},

  "CB" = {name="Cantabria",lang="es"},

  "CL" = {name="Castile and Leon",isoname="Castilla y León",lang="es"},

  "CM" = {name="Castilla-La Mancha",lang="es"},

  "CN" = {name="Canary Islands",isoname="Canarias",lang="es"},

  "CT" = {name="Catalonia",isoname="Catalunya",lang="ca",altnames={es="Cataluña"}}, --ca [es]

  "EX" = {name="Extremadura",lang="es"},

  "GA" = {name="Galicia",lang="gl"}, --gl [es]

  "IB" = {name="Balearic Islands",isoname="Illes Balears",lang="ca",altnames={es="Islas Baleares"}}, --ca [es]

  "MC" = {name="Murcia",isoname="Murcia, Región de",lang="es",altnames={"Region of Murcia"}},

  "MD" = {name="Community of Madrid",displayname="Madrid",isoname="Madrid, Comunidad de",lang="es"},

  "NC" = {name="Navarre",isonames={eu="Nafarroako Foru Komunitatea",es="Navarra, Comunidad Foral de"},defaultlang="eu"},

  "PV" = {name="Basque Country",isonames={eu="Euskal Herria",es="País Vasco"},defaultlang="eu"},

  "RI" = {name="La Rioja",lang="es"},

  "VC" = {name="Valencian Community",isonames={ca="Valenciana, Comunitat",es="Valenciana, Comunidad"},defaultlang="ca"},

  "CE" = {name="Ceuta",lang="es"},

  "ML" = {name="Melilla",lang="es"},

-- Provinces

  "A" = {name="Alicante",isonames={ca="Alacant",es="Alicante"},defaultlang="ca"},

  "AB" = {name="Albacete",lang="es"},

  "AL" = {name="Almería",lang="es"},

  "AV" = {name="Ávila",lang="es"},

  "B" = {name="Barcelona",lang="ca"}, --ca [es]

  "BA" = {name="Badajoz",lang="es"},

  "BI" = {name="Biscay",isoname="Bizkaia",lang="eu"},

  "BU" = {name="Burgos",lang="es"},

  "C" = {name="A Coruña",lang="gl",altnames={es="La Coruña"}}, --gl [es]

  "CA" = {name="Cádiz",lang="es"},

  "CC" = {name="Cáceres",lang="es"},

  "CO" = {name="Córdoba",lang="es"},

  "CR" = {name="Ciudad Real",lang="es"},

  "CS" = {name="Castellón",isonames={ca="Castelló",es="Castellón"},defaultlang="ca"},

  "CU" = {name="Cuenca",lang="es"},

  "GC" = {name="Las Palmas",lang="es"},

  "GI" = {name="Girona",lang="ca",altnames={es="Gerona"}}, --ca [es]

  "GR" = {name="Granada",lang="es"},

  "GU" = {name="Guadalajara",lang="es"},

  "H" = {name="Huelva",lang="es"},

  "HU" = {name="Huesca",lang="es"},

  "J" = {name="Jaén",lang="es"},

  "L" = {name="Lleida",lang="ca",altnames={es="Lérida"}}, --ca [es]

  "LE" = {name="León",lang="es"},

  "LO" = {name="La Rioja Province",displayname="La Rioja",lang="es"},

  "LU" = {name="Lugo",lang="gl"}, --gl [es]

  "M" = {name="Madrid",lang="es",altnames={"Province of Madrid"}},

  "MA" = {name="Málaga",lang="es"},

  "MU" = {name="Province of Murcia",displayname="Murcia",lang="es"},

  "NA" = {name="Province of Navarre",displayname="Navarre",isonames={eu="Nafarroa",es="Navarra"},defaultlang="eu"},

  "O" = {name="Province of Asturias",displayname="Asturias",lang="es"},

  "OR" = {name="Ourense",lang="gl",altnames={es="Orense"}}, --gl [es]

  "P" = {name="Palencia",lang="es"},

  "PM" = {name="Baleares",isoname="Illes Balears",lang="ca"}, --ca [es]

  "PO" = {name="Pontevedra",lang="gl"}, --gl [es]

  "S" = {name="Province of Cantabria",displayname="Cantabria",lang="es"},

  "SA" = {name="Salamanca",lang="es"},

  "SE" = {name="Seville",isoname="Sevilla",lang="es"},

  "SG" = {name="Segovia",lang="es"},

  "SO" = {name="Soria",lang="es"},

  "SS" = {name="Gipuzkoa",lang="eu"},

  "T" = {name="Tarragona",lang="ca"}, --ca [es]

  "TE" = {name="Teruel",lang="es"},

  "TF" = {name="Santa Cruz de Tenerife",lang="es"},

  "TO" = {name="Toledo",lang="es"},

  "V" = {name="Valencia",isonames={ca="València",es="Valencia"},defaultlang="ca"},

  "VA" = {name="Valladolid",lang="es"},

  "VI" = {name="Álava",isoname="Araba",lang="eu"}, --eu [es]

  "Z" = {name="Zaragoza",lang="es"},

  "ZA" = {name="Zamora",lang="es"}

}