| ARRATONDO 5 | Túmulo | | URBASA | Exacta (~25m) | | | |
| Arratondo XVI | Túmulo | Urbasa | URBASA | Exacta (~25m) | | | |
| Arrazela | Menhir | Baztan | ABARTAN - SAIOA | Exacta (~25m) | | | |
| ARRAZPI | Dolmen | | SIERRA DE ALTZANIA | Exacta (~25m) | Nahiko egoera onean | | |
| ARRAZTARANGAÑA | Dolmen | Gipuzkoa | ARALAR | | | | |
| ARREGATIU | Cromlech | | OSSAU | Exacta (~25m) | | | |
| ARREGI | Dolmen | Bera | LARRUN | Exacta (~25m) | Oso kaltetuta | | |
| ARREGI | Dolmen | Nafarroa | SOROGAIN – IBAÑETA | Exacta (~25m) | | | |
| ARREGI ERDIKOA | Dolmen | Nafarroa | SOROGAIN – IBAÑETA | Exacta (~25m) | | | |
| ARREGINEA | Cromlech | Gipuzkoa | TXORITOKIETA-SANTIAGOMENDI | Exacta (~25m) | Nahiko egoera onean | | |
| ARREGIXELAI 2 | Túmulo | | SOROGAIN – IBAÑETA | Exacta (~25m) | | | |
| ARRETA | Túmulo | Aia | PAGOETA - MEAGA | Exacta (~25m) | Nahiko egoera onean | | |
| ARRETXE | Fondo de cabaña | Gipuzkoa | ERNIO | Exacta (~25m) | Nahiko egoera onean | | |
| ARRI 8 | Túmulo | | ASPE | Exacta (~25m) | Oso kaltetuta | | |
| ARRI 9 | Cromlech | | ASPE | Exacta (~25m) | | | |
| ARRI est | Cromlech | Bearn | ASPE | Exacta (~25m) | | | |
| ARRI 1 | Cromlech | Bearn | ASPE | Exacta (~25m) | Nahiko egoera onean | | |
| ARRI 10 | Cromlech | | ASPE | Exacta (~25m) | Oso kaltetuta | | |
| ARRI 11 | Cromlech | Bearn | ASPE | Exacta (~25m) | Nahiko egoera onean | | |
| ARRI 2 | Cromlech | | ASPE | Exacta (~25m) | Oso kaltetuta | | |
| ARRI 7 | Túmulo | Bearn | ASPE | | | | |
| ARRIAUNDI I | Túmulo | Gipuzkoa | PAGOETA - MEAGA | Exacta (~25m) | Nahiko egoera onean | | |
| ARRIAUNDI II* | Túmulo | Gipuzkoa | PAGOETA - MEAGA | Destruído | | | |
| ARRIBIRIBILLETA | Menhir | Bergara | ELOSUA - PLAZENTZIA | Exacta (~25m) | Nahiko egoera onean | | |
| ARRIETABASO | Menhir | Bizkaia | URKIOLAMENDI | Exacta (~25m) | Egoera onean | | |
| ARRIGAL | Cromlech | Huesca | Valle de TENA | Aproximada (~200m) | Oso kaltetuta | | |
| ARRIGORRISTA | Túmulo | Araba | MONTES DE ITURRIETA | | | | |
| ARRIGORRISTA I | Dolmen | Araba | MONTES DE ITURRIETA | | | | |
| ARRIGORRISTA II | Dolmen | Araba | MONTES DE ITURRIETA | | | | |
| ARRIKO BIZKARRA | Cromlech | Bera | LARRUN | Exacta (~25m) | Oso kaltetuta | | |
| ARRIKOLOTA | Cromlech | Nafarroa | ATXURI - ESKISAROI | Exacta (~25m) | | | |
| ARRIKOLOTA | Menhir | Nafarroa | ATXURI - ESKISAROI | Exacta (~25m) | | | |
| ARRILUZE | Dolmen | Otsagabia | ABODI | Exacta (~25m) | | | |
| ARRIOUTORT 1 | Cromlech | Bearn | OSSAU | Exacta (~25m) | Oso kaltetuta | | |
| ARRIOUTORT 2 | Túmulo | Bearn | OSSAU | Exacta (~25m) | Oso kaltetuta | | |
| ARRIOUTORT 3 | Túmulo | Bearn | OSSAU | Exacta (~25m) | Nahiko egoera onean | | |
| ARRITIRRA (Larraitza ipar) | Túmulo | Nafarroa | URBASA | Exacta (~25m) | | | |
| ARRITIRRA (Larraitza) | Menhir | Nafarroa | URBASA | Exacta (~25m) | | | |
| ARRITXERRE | Túmulo | Donemiliaga | SIERRAS DE ELGEA - URKILLA | Exacta (~25m) | Oso kaltetuta | | |
| ARRITXIETA | Dolmen | Gipuzkoa | IGORIN - AKOLA | Exacta (~25m) | | | |
| ARRITXULANGAÑA | Cromlech | Gipuzkoa, Oiartzun, Goizueta, Lesaka | OIARTZUN | Exacta (~25m) | Nahiko egoera onean | | |
| ARRITXULANGAÑA HEGO | Cromlech | Nafarroa, Goizueta | GOIZUETA-ARTIKUTZA-ARANTZA | Exacta (~25m) | | | |
| ARRITXURIETA | Cromlech | Oiartzun | OIARTZUN | Exacta (~25m) | | | |
| ARRITXURIETAKO GAÑA | Cromlech | Oiartzun | OIARTZUN | Exacta (~25m) | | | |
| ARRITXURRIETA MENDEBALA | Campo tumular | Oiartzun | OIARTZUN | Exacta (~25m) | Oso kaltetuta | | |
| ARRIURDIGAIN / ARRIURDIÑETA GAÑA | Cromlech | Nafarroa | ARANO - GOIZUETA | Exacta (~25m) | | | |
| Arriurdigain 1 Hego | Cromlech | | ARANO - GOIZUETA | Exacta (~25m) | | | |
| ARRIURDIN | Menhir | Oloritz | ALAITZ | Exacta (~25m) | | | |
| ARRIURDIN* | Dolmen | Nafarroa | AURITZ - ERRO | Destruído | | | |
| ARRIURDIÑETA | Cromlech | Nafarroa, Goizueta | GOIZUETA-ARTIKUTZA-ARANTZA | Exacta (~25m) | | | |
| ARRIURDIÑETA | Túmulo | | GOIZUETA-ARTIKUTZA-ARANTZA | Exacta (~25m) | | | |
| ARRIURDIÑETAKO LEPOA | Cromlech | Nafarroa | ARANO - GOIZUETA | Exacta (~25m) | | | |
| ARRIURDIÑETAKO LEPOA | Túmulo | Nafarroa | ARANO - GOIZUETA | Exacta (~25m) | | | |
| ARRIXABALE | Dolmen | Sara | LARRAONA - LIZUNIAGA | Exacta (~25m) | | | |
| ARRIZABALA | Dolmen | Otsagabia | ABODI | Exacta (~25m) | | | |
| ARRIZABALA | Menhir | Otsagabia | ABODI | Exacta (~25m) | | | |
| ARRIZAZEN | Túmulo | Asparrena | SIERRA DE ENTZIA | Exacta (~25m) | Oso kaltetuta | | |
| ARRIZURIETA | Campo tumular | | BELABIETA (Uzturre - Ipuliño) | Exacta (~25m) | Nahiko egoera onean | | |
| ARROBIGAÑA | Dolmen | Gipuzkoa | ARATZ - ARROBIGAÑA | Exacta (~25m) | | | |
| ARROBIZAR | Dolmen | Donostia | IGELDO - MENDIZORROTZ | Exacta (~25m) | | | |
| ARRODANTZA | Dolmen | Araba | SIERRA DE ENTZIA | Exacta (~25m) | | | |
| ARRODANTZA I / SE-35 | Túmulo | Araba | SIERRA DE ENTZIA | | | | |
| ARRODANTZA II | Campo tumular | Araba | SIERRA DE ENTZIA | | | | |
| ARROI | Cromlech | Gipuzkoa | ARALAR | Exacta (~25m) | Oso kaltetuta | | |
| ARROLA | Dolmen | Nafarroa | GORRITI - HUITZI | Aproximada (~200m) | | | |
| ARROLAKO ERREKA | Dolmen | Urruña | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| ARROLAMENDI I | Túmulo | Gipuzkoa | SATUI - ARROLAMENDI | Exacta (~25m) | Oso kaltetuta | | |
| ARROLAMENDI II | Túmulo | Gipuzkoa | SATUI - ARROLAMENDI | Exacta (~25m) | Oso kaltetuta | | |
| ARROLAMENDI III | Túmulo | Gipuzkoa | SATUI - ARROLAMENDI | Exacta (~25m) | Oso kaltetuta | | |
| ARRONDO | Dolmen | Nafarroa | SOALAR – AUTZA | Exacta (~25m) | | | |
| ARRONDO | Dolmen | Irulegi | JARA | Exacta (~25m) | | | |
| ARRORIANO | Túmulo | Zigoitia | MONTE GORBEA | Exacta (~25m) | Nahiko egoera onean | | |
| ARRORIANO 2 | Túmulo | Zigoitia | MONTE GORBEA | Exacta (~25m) | Oso kaltetuta | | |
| ARROSKUA | Cromlech | | BEORLEGI | Exacta (~25m) | | | |
| ARROYO VIZCARRA | Cromlech | Zaragoza | Aragón | Exacta (~25m) | Oso kaltetuta | | |
| ARROYO DE ESCURET | Cromlech | Huesca | IBÓN de ESTANES | Exacta (~25m) | | | |
| ARROYO DE ESCURET | Túmulo | Huesca | IBÓN de ESTANES | Exacta (~25m) | Oso kaltetuta | | |
| ARROYO DE ESCURET | Fondo de cabaña | | IBÓN de ESTANES | Aproximada (~200m) | | | |
| ARROYO DE ESCURET 2 | Túmulo | | IBÓN de ESTANES | Exacta (~25m) | | | |
| Arroyo La Salada | Túmulo | | Aragón | Exacta (~25m) | | | |
| ARROYUELOS | Túmulo | Bizkaia | ALEN | Aproximada (~200m) | | | |
| ARROYUELOS 2 | Dolmen | Bizkaia | ALEN | Aproximada (~200m) | | | |
| ARRUBI | Menhir | Gipuzkoa | ARALAR | Exacta (~25m) | Oso kaltetuta | | |
| ARRUKI | Túmulo | Oiz Malerreka | ERAKURRI - MENDAUR | Exacta (~25m) | Oso kaltetuta | | |
| ARRUTALA* | Dolmen | Nafarroa | ERAKURRI - MENDAUR | Destruído | | | |
| ARTABAKAR | Dolmen | Nafarroa | ARALAR | Exacta (~25m) | | | |
| Artabakar | Túmulo | | ARALAR | Exacta (~25m) | | | |
| ARTABILLA 1 | Dolmen | | KURUTZEBERRI | Exacta (~25m) | | | |
| Artabilla 2 | Dolmen | | KURUTZEBERRI | Exacta (~25m) | | | |
| ARTALEKU (Itxoltxar Gaina) | Dolmen | Nafarroa | ERAKURRI - MENDAUR | Exacta (~25m) | | | |
| ARTASO | Dolmen | Gipuzkoa | ELGEA - ARTIA | Aproximada (~200m) | | | |
| ARTAZKOZ 1 | Túmulo | | SALDISE | Exacta (~25m) | | | |
| ARTAZKOZ 2 | Túmulo | | SALDISE | Exacta (~25m) | | | |
| Artebalsa | Campo tumular | Zigoitia | ZIGOITIA | Exacta (~25m) | | | |
| ARTEGIETA | Campo tumular | | ERNIO | Exacta (~25m) | Egoera onean | | |
| ARTEGIETA II | Campo tumular | | ERNIO | Exacta (~25m) | Nahiko egoera onean | | |
| ARTEGIETA III | Campo tumular | | ERNIO | Exacta (~25m) | Nahiko egoera onean | | |
| ARTEGIETA IV | Campo tumular | | ERNIO | Exacta (~25m) | Nahiko egoera onean | | |
| ARTEKOSARO | Dolmen | Nafarroa | URBASA | Exacta (~25m) | | | |
| ARTEKOSAROKO BIDEA | Túmulo | | URBASA | Exacta (~25m) | | | |
