| A Coruña | A Coruña | 15001–15190 | 12 |
| A Guarda | Pontevedra | 36780–36789 | 3 |
| A Mezquita | Ourense | 32548–32549 | 2 |
| Ababuj | Teruel | 44155 | 1 |
| Abades | Segovia | 40141 | 1 |
| Abadiño | Bizkaia | 48220 | 1 |
| Abadía | Cáceres | 10748 | 1 |
| Abadín | Lugo | 27730–27849 | 6 |
| Abajas | Burgos | 09141–09592 | 2 |
| Abaltzisketa | Gipuzkoa | 20269 | 1 |
| Abanilla | Murcia | 30640–30649 | 3 |
| Abanto | Zaragoza | 50375 | 1 |
| Abanto Zierbena / Abanto y Ciérvana | Bizkaia | 48500 | 1 |
| Abarca de Campos | Palencia | 34338 | 1 |
| Abarán | Murcia | 30550–30559 | 2 |
| Abaurregaina/Abaurrea Alta | Navarra | 31692 | 1 |
| Abegondo | A Coruña | 15318 | 1 |
| Abejar | Soria | 42146 | 1 |
| Abejuela | Teruel | 44422 | 1 |
| Abella de la Conca | Lleida | 25651–25747 | 3 |
| Abengibre | Albacete | 02250 | 1 |
| Abenójar | Ciudad Real | 13180–13473 | 2 |
| Aberin | Navarra | 31264 | 1 |
| Abertura | Cáceres | 10262 | 1 |
| Abezames | Zamora | 49834 | 1 |
| Abiego | Huesca | 22143 | 1 |
| Abizanda | Huesca | 22392–22393 | 2 |
| Abla | Almería | 04510 | 1 |
| Ablanque | Guadalajara | 19442 | 1 |
| Ablitas | Navarra | 31523 | 1 |
| Abrera | Barcelona | 08630 | 1 |
| Abrucena | Almería | 04520–04533 | 2 |
| Abusejo | Salamanca | 37640 | 1 |
| Abánades | Guadalajara | 19432 | 1 |
| Abárzuza/Abartzuza | Navarra | 31178 | 1 |
| Acebeda, La | Madrid | 28755 | 1 |
| Acebedo | León | 24994–24996 | 2 |
| Acebo | Cáceres | 10857 | 1 |
| Acebrón, El | Cuenca | 16412 | 1 |
| Acedera | Badajoz | 06713–06730 | 2 |
| Acehúche | Cáceres | 10879 | 1 |
| Acered | Zaragoza | 50347 | 1 |
| Aceuchal | Badajoz | 06207 | 1 |
| Adahuesca | Huesca | 22147 | 1 |
| Adalia | Valladolid | 47129 | 1 |
| Adamuz | Córdoba | 14430–14610 | 3 |
| Adanero | Ávila | 05296 | 1 |
| Adeje | Santa Cruz de Tenerife | 38615–38679 | 6 |
| Ademuz | Valencia | 46140 | 1 |
| Adiós | Navarra | 31153 | 1 |
| Ador | Valencia | 46729 | 1 |
| Adra | Almería | 04770–04778 | 2 |
| Adrada de Pirón | Segovia | 40192 | 1 |
| Adrada, La | Ávila | 05430 | 1 |
| Adrados | Segovia | 40354 | 1 |
| Adsubia | Alicante | 03786 | 1 |
| Aduna | Gipuzkoa | 20150 | 1 |
| Agaete | Las Palmas | 35480–35489 | 2 |
| Agolada | Pontevedra | 36520–36529 | 7 |
| Agoncillo | La Rioja | 26160 | 1 |
| Agost | Alicante | 03698 | 1 |
| Agramunt | Lleida | 25310–25331 | 4 |
| Agres | Alicante | 03837 | 1 |
| Agrón | Granada | 18132 | 1 |
| Aguadulce | Sevilla | 41550 | 1 |
| Aguarón | Zaragoza | 50408 | 1 |
| Aguasal | Valladolid | 47418 | 1 |
| Aguatón | Teruel | 44382 | 1 |
| Aguaviva | Teruel | 44566 | 1 |
| Agudo | Ciudad Real | 13410 | 1 |
| Aguilar de Campos | Valladolid | 47814 | 1 |
| Aguilar de Campóo | Palencia | 34800–34815 | 4 |
| Aguilar de la Frontera | Córdoba | 14920 | 1 |
| Aguilar de Segarra | Barcelona | 08256 | 1 |
| Aguilar del Río Alhama | La Rioja | 26530–26531 | 2 |
| Aguilón | Zaragoza | 50155 | 1 |
| Agullent | Valencia | 46890 | 1 |
| Agulo | Santa Cruz de Tenerife | 38830–38890 | 2 |
| Agurain / Salvatierra | Álava | 01200–01207 | 2 |
| Agón | Zaragoza | 50560 | 1 |
| Agüimes | Las Palmas | 35118–35270 | 4 |
| Ahigal | Cáceres | 10650 | 1 |
| Ahigal de los Aceiteros | Salamanca | 37248 | 1 |
| Ahigal de Villarino | Salamanca | 37173 | 1 |
| Ahillones | Badajoz | 06940 | 1 |
| Aia | Gipuzkoa | 20809–20810 | 2 |
| Aiara / Ayala | Álava | 01408–01479 | 4 |
| Aibar/Oibar | Navarra | 31460 | 1 |
| Aielo de Malferit | Valencia | 46812 | 1 |
| Aielo de Rugat | Valencia | 46842 | 1 |
| Aiguamúrcia | Tarragona | 43714 | 1 |
| Aiguaviva | Girona | 17181 | 1 |
| Aigües | Alicante | 03569 | 1 |
| Ainzón | Zaragoza | 50570 | 1 |
| Aisa | Huesca | 22860–22889 | 2 |
| Aitona | Lleida | 25182 | 1 |
| Aizarnazabal | Gipuzkoa | 20749 | 1 |
| Ajalvir | Madrid | 28864 | 1 |
| Ajangiz | Bizkaia | 48320 | 1 |
| Ajofrín | Toledo | 45110 | 1 |
| Alacón | Teruel | 44549 | 1 |
| Aladrén | Zaragoza | 50481 | 1 |
| Alaejos | Valladolid | 47510 | 1 |
| Alagón | Zaragoza | 50630–50830 | 2 |
| Alagón del Río | Cáceres | 10690 | 1 |
| Alaior | Illes Balears | 07730 | 1 |
| Alajeró | Santa Cruz de Tenerife | 38810–38813 | 4 |
| Alameda | Málaga | 29530 | 1 |
| Alameda de la Sagra | Toledo | 45240 | 1 |
| Alameda del Valle | Madrid | 28742 | 1 |
| Alamedilla | Granada | 18520 | 1 |
| Alamedilla, La | Salamanca | 37554 | 1 |
| Alamillo | Ciudad Real | 13413 | 1 |
| Alaminos | Guadalajara | 19490 | 1 |
| Alange | Badajoz | 06840 | 1 |
| Alanís | Sevilla | 41380 | 1 |
| Alaquàs | Valencia | 46970 | 1 |
| Alar del Rey | Palencia | 34480–34487 | 2 |
| Alaraz | Salamanca | 37312 | 1 |
| Alarba | Zaragoza | 50345 | 1 |
| Alarilla | Guadalajara | 19127 | 1 |
| Alaró | Illes Balears | 07340 | 1 |
| Alatoz | Albacete | 02152 | 1 |
| Alba | Teruel | 44395 | 1 |
| Alba de Cerrato | Palencia | 34219 | 1 |
| Alba de Tormes | Salamanca | 37800–37893 | 5 |
| Alba de Yeltes | Salamanca | 37478 | 1 |
| Albacete | Albacete | 02001–02512 | 14 |
| Albaida | Valencia | 46860 | 1 |
| Albaida del Aljarafe | Sevilla | 41809 | 1 |
| Albaladejo | Ciudad Real | 13340 | 1 |
| Albaladejo del Cuende | Cuenca | 16111 | 1 |
| Albalat de la Ribera | Valencia | 46687 | 1 |
| Albalat dels Tarongers | Valencia | 46591 | 1 |
| Albalate de Cinca | Huesca | 22534 | 1 |
| Albalate de las Nogueras | Cuenca | 16841 | 1 |
| Albalate de Zorita | Guadalajara | 19117 | 1 |
| Albalate del Arzobispo | Teruel | 44540 | 1 |
| Albalatillo | Huesca | 22220 | 1 |
| Albalá | Cáceres | 10187 | 1 |
| Albanchez de Mágina | Jaén | 23538 | 1 |
| Albanyà | Girona | 17733–17734 | 2 |
| Albares | Guadalajara | 19112 | 1 |
| Albarracín | Teruel | 44100–44123 | 2 |
| Albarreal de Tajo | Toledo | 45522 | 1 |
| Albatana | Albacete | 02653 | 1 |
| Albatera | Alicante | 03340 | 1 |
| Albatàrrec | Lleida | 25171 | 1 |
| Albelda | Huesca | 22558 | 1 |
| Albelda de Iregua | La Rioja | 26120 | 1 |
| Albendiego | Guadalajara | 19275 | 1 |
| Albentosa | Teruel | 44424–44477 | 2 |
| Alberca de Záncara, La | Cuenca | 16620 | 1 |
| Alberca, La | Salamanca | 37624 | 1 |
| Alberguería de Argañán, La | Salamanca | 37555 | 1 |
| Alberic | Valencia | 46260 | 1 |
| Alberite | La Rioja | 26130–26141 | 2 |
| Alberite de San Juan | Zaragoza | 50529 | 1 |
| Albero Alto | Huesca | 22112 | 1 |
| Albero Bajo | Huesca | 22255 | 1 |
| Albesa | Lleida | 25135 | 1 |
| Albeta | Zaragoza | 50549 | 1 |
| Albinyana | Tarragona | 43716–43718 | 2 |
| Albiztur | Gipuzkoa | 20495 | 1 |
| Albocàsser | Castellón | 12140 | 1 |
| Alboloduy | Almería | 04531–04558 | 2 |
| Albolote | Granada | 18220–18290 | 2 |
| Albondón | Granada | 18708 | 1 |
| Albons | Girona | 17136 | 1 |
| Alborache | Valencia | 46369 | 1 |
| Alboraya | Valencia | 46120 | 1 |
| Alborea | Albacete | 02215 | 1 |
| Alborge | Zaragoza | 50781 | 1 |
| Albornos | Ávila | 05358 | 1 |
| Albox | Almería | 04800–04814 | 4 |
| Albudeite | Murcia | 30190 | 1 |
| Albuixech | Valencia | 46550 | 1 |
| Alburquerque | Badajoz | 06510–06519 | 2 |
| Albuñol | Granada | 18700–18770 | 3 |
| Albuñuelas | Granada | 18659 | 1 |
| Albuñán | Granada | 18518 | 1 |
| Albánchez | Almería | 04857–04858 | 2 |
| Alcabón | Toledo | 45523 | 1 |
| Alcadozo | Albacete | 02124 | 1 |
| Alcaine | Teruel | 44792 | 1 |
| Alcalalí | Alicante | 03723–03728 | 2 |
| Alcalà de Xivert | Castellón | 12570–12579 | 2 |
| Alcalá de Ebro | Zaragoza | 50691 | 1 |
| Alcalá de Gurrea | Huesca | 22282–22283 | 2 |
| Alcalá de Henares | Madrid | 28801–28806 | 6 |
| Alcalá de la Selva | Teruel | 44431–44432 | 2 |
| Alcalá de la Vega | Cuenca | 16315 | 1 |
| Alcalá de los Gazules | Cádiz | 11180 | 1 |
| Alcalá de Moncayo | Zaragoza | 50591 | 1 |
| Alcalá del Júcar | Albacete | 02210–02252 | 4 |
| Alcalá del Río | Sevilla | 41200–41319 | 3 |
| Alcalá del Valle | Cádiz | 11693 | 1 |
| Alcalá la Real | Jaén | 23680–23692 | 8 |
| Alcampell | Huesca | 22560 | 1 |
| Alcanadre | La Rioja | 26509 | 1 |
| Alcanar | Tarragona | 43530–43569 | 2 |
| Alcantarilla | Murcia | 30820 | 1 |
| Alcanó | Lleida | 25162 | 1 |
| Alcaracejos | Córdoba | 14480 | 1 |
| Alcaraz | Albacete | 02300–02314 | 3 |
| Alcarràs | Lleida | 25180–25193 | 2 |
| Alcaucín | Málaga | 29711–29713 | 2 |
| Alcaudete | Jaén | 23660–23685 | 3 |
| Alcaudete de la Jara | Toledo | 45662 | 1 |
| Alcañices | Zamora | 49500–49518 | 4 |
| Alcañiz | Teruel | 44600–44661 | 3 |
| Alcañizo | Toledo | 45687 | 1 |
| Alcoba | Ciudad Real | 13115–13116 | 2 |
| Alcobendas | Madrid | 28100–28109 | 3 |
| Alcocer | Guadalajara | 19125 | 1 |
| Alcocer de Planes | Alicante | 03841 | 1 |
| Alcolea | Almería | 04480–04768 | 2 |
| Alcolea de Calatrava | Ciudad Real | 13107 | 1 |
| Alcolea de Cinca | Huesca | 22410 | 1 |
| Alcolea de las Peñas | Guadalajara | 19277 | 1 |
| Alcolea de Tajo | Toledo | 45571 | 1 |
| Alcolea del Pinar | Guadalajara | 19260 | 1 |
| Alcolea del Río | Sevilla | 41440–41449 | 2 |
| Alcoleja | Alicante | 03814 | 1 |
| Alcoletge | Lleida | 25660 | 1 |
| Alcollarín | Cáceres | 10135 | 1 |
| Alconada | Salamanca | 37329 | 1 |
| Alconchel | Badajoz | 06131 | 1 |
| Alconera | Badajoz | 06393 | 1 |
| Alcora, l' | Castellón | 12100–12121 | 4 |
| Alcorcón | Madrid | 28921–28925 | 5 |
| Alcorisa | Teruel | 44550 | 1 |
| Alcover | Tarragona | 43460 | 1 |
| Alcoy | Alicante | 03800–03819 | 6 |
| Alcubierre | Huesca | 22251 | 1 |
| Alcubilla de Avellaneda | Soria | 42351 | 1 |
| Alcubillas | Ciudad Real | 13391 | 1 |
| Alcublas | Valencia | 46172 | 1 |
| Alcudia de Monteagud | Almería | 04276 | 1 |
| Alcuéscar | Cáceres | 10160 | 1 |
| Alcàntera de Xúquer | Valencia | 46293 | 1 |
| Alcàsser | Valencia | 46220–46290 | 2 |
| Alcántara | Cáceres | 10980–10990 | 2 |
| Alcázar de San Juan | Ciudad Real | 13300–13720 | 4 |
| Alcázar del Rey | Cuenca | 16464 | 1 |
| Alcóntar | Almería | 04897–04898 | 2 |
| Alcúdia | Illes Balears | 07400 | 1 |
| Alcúdia de Crespins, l' | Valencia | 46690 | 1 |
| Aldaia | Valencia | 46960 | 1 |
| Aldea de San Nicolás, La | Las Palmas | 35470–35479 | 3 |
| Aldea del Cano | Cáceres | 10163 | 1 |
| Aldea del Fresno | Madrid | 28620 | 1 |
| Aldea del Obispo | Salamanca | 37488 | 1 |
| Aldea del Obispo, La | Cáceres | 10291 | 1 |
| Aldea del Rey | Ciudad Real | 13380 | 1 |
| Aldea en Cabo | Toledo | 45908 | 1 |
| Aldea Real | Segovia | 40292 | 1 |
| Aldeacentenera | Cáceres | 10251 | 1 |
| Aldeacipreste | Salamanca | 37718 | 1 |
| Aldeadávila de la Ribera | Salamanca | 37250 | 1 |
| Aldealengua | Salamanca | 37350 | 1 |
| Aldealengua de Pedraza | Segovia | 40162 | 1 |
| Aldealengua de Santa María | Segovia | 40555 | 1 |
| Aldeamayor de San Martín | Valladolid | 47162–47169 | 2 |
| Aldeanueva de Barbarroya | Toledo | 45661 | 1 |
| Aldeanueva de Ebro | La Rioja | 26559 | 1 |
| Aldeanueva de Figueroa | Salamanca | 37429 | 1 |
| Aldeanueva de Guadalajara | Guadalajara | 19152 | 1 |
| Aldeanueva de la Sierra | Salamanca | 37621 | 1 |
| Aldeanueva de la Vera | Cáceres | 10440 | 1 |
| Aldeanueva de San Bartolomé | Toledo | 45575–45576 | 2 |
| Aldeanueva de Santa Cruz | Ávila | 05580 | 1 |
| Aldeanueva del Camino | Cáceres | 10740 | 1 |
| Aldeanueva del Codonal | Segovia | 40462 | 1 |
| Aldeaquemada | Jaén | 23215 | 1 |
| Aldearrodrigo | Salamanca | 37110 | 1 |
| Aldearrubia | Salamanca | 37340 | 1 |
| Aldeaseca de Alba | Salamanca | 37870 | 1 |
| Aldeaseca de la Frontera | Salamanca | 37317 | 1 |
| Aldeasoña | Segovia | 40235 | 1 |
| Aldeavieja de Tormes | Salamanca | 37779 | 1 |
| Aldehorno | Segovia | 40533 | 1 |
| Aldehuela de Jerte | Cáceres | 10671 | 1 |
| Aldehuela de la Bóveda | Salamanca | 37466 | 1 |
| Aldehuela de Liestos | Zaragoza | 50374 | 1 |
| Aldehuela de Yeltes | Salamanca | 37639 | 1 |
| Aldehuela, La | Ávila | 05593 | 1 |
| Aldeire | Granada | 18514 | 1 |
| Aldover | Tarragona | 43591 | 1 |
| Aldover | Tarragona | 43592 | 1 |
| Aledo | Murcia | 30859 | 1 |
| Alegia | Gipuzkoa | 20260 | 1 |
| Alella | Barcelona | 08328 | 1 |
| Alerre | Huesca | 22194 | 1 |
| Alesanco | La Rioja | 26324 | 1 |
| Alesón | La Rioja | 26315 | 1 |
| Alfacar | Granada | 18170–18179 | 2 |
| Alfafar | Valencia | 46910 | 1 |
| Alfafara | Alicante | 03838 | 1 |
| Alfajarín | Zaragoza | 50172 | 1 |
| Alfambra | Teruel | 44160 | 1 |
| Alfamén | Zaragoza | 50461 | 1 |
| Alfara de Carles | Tarragona | 43528 | 1 |
| Alfara de la Baronia | Valencia | 46594 | 1 |
| Alfara del Patriarca | Valencia | 46115 | 1 |
| Alfarnate | Málaga | 29194 | 1 |
| Alfaro | La Rioja | 26540 | 1 |
| Alfarp | Valencia | 46197 | 1 |
| Alfarrasí | Valencia | 46893 | 1 |
| Alfarràs | Lleida | 25120 | 1 |
| Alfauir | Valencia | 46725 | 1 |
| Alfondeguilla | Castellón | 12609 | 1 |
| Alforja | Tarragona | 43365 | 1 |
| Alforque | Zaragoza | 50783 | 1 |
| Alfoz | Lugo | 27773–27778 | 5 |
| Alfoz de Bricia | Burgos | 09233–39232 | 4 |
| Alfoz de Lloredo | Cantabria | 39320–39526 | 4 |
| Alfés | Lleida | 25161 | 1 |
| Algaba, La | Sevilla | 41980–41989 | 2 |
| Algadefe | León | 24238 | 1 |
| Algaida | Illes Balears | 07210–07629 | 3 |
| Algar | Cádiz | 11639 | 1 |
| Algar de Mesa | Guadalajara | 19332 | 1 |
| Algar de Palancia | Valencia | 46593 | 1 |
| Algarinejo | Granada | 18280–18295 | 2 |
| Algeciras | Cádiz | 11201–11391 | 9 |
| Algemesí | Valencia | 46680 | 1 |
| Algerri | Lleida | 25130 | 1 |
| Algete | Madrid | 28110 | 1 |
| Algimia de Alfara | Valencia | 46148 | 1 |
| Alginet | Valencia | 46230 | 1 |
| Algodonales | Cádiz | 11680–11689 | 2 |
| Algodre | Zamora | 49539 | 1 |
| Algorfa | Alicante | 03169–03176 | 2 |
| Alguaire | Lleida | 25125 | 1 |
| Alguazas | Murcia | 30560–30561 | 2 |
| Algueña | Alicante | 03668 | 1 |
| Algámitas | Sevilla | 41661 | 1 |
| Alhabia | Almería | 04567 | 1 |
| Alhama de Almería | Almería | 04400 | 1 |
| Alhama de Aragón | Zaragoza | 50230 | 1 |
| Alhama de Granada | Granada | 18120–18128 | 2 |
| Alhama de Murcia | Murcia | 30840–30849 | 3 |
| Alhambra | Ciudad Real | 13248–13390 | 2 |
| Alhaurín de la Torre | Málaga | 29130 | 1 |
| Alhaurín el Grande | Málaga | 29120 | 1 |
| Alhendín | Granada | 18620 | 1 |
| Aliaga | Teruel | 44150–44158 | 3 |
| Aliaguilla | Cuenca | 16313 | 1 |
| Alicante | Alicante | 03001–03699 | 23 |
| Alicún | Almería | 04409 | 1 |
| Alija del Infantado | León | 24761–24792 | 2 |
| Alins | Lleida | 25573–25575 | 3 |
| Alique | Guadalajara | 19129 | 1 |
| Aliseda | Cáceres | 10550 | 1 |
| Alió | Tarragona | 43813 | 1 |
| Aljaraque | Huelva | 21100–21122 | 4 |
| Aljucén | Badajoz | 06894 | 1 |
| Allande | Asturias | 33815–33890 | 7 |
| Allariz | Ourense | 32660–32669 | 7 |
| Allepuz | Teruel | 44145 | 1 |
| Aller | Asturias | 33670–33688 | 13 |
| Allo | Navarra | 31262 | 1 |
| Alloza | Teruel | 44509 | 1 |
| Almacelles | Lleida | 25100 | 1 |
| Almadenejos | Ciudad Real | 13414–13480 | 2 |
| Almadén | Ciudad Real | 13400 | 1 |
| Almadén de la Plata | Sevilla | 41240 | 1 |
| Almagro | Ciudad Real | 13260–13270 | 2 |
| Almaluez | Soria | 42222–42258 | 2 |
| Almansa | Albacete | 02640 | 1 |
| Almaraz | Cáceres | 10350 | 1 |
| Almaraz de Duero | Zamora | 49180 | 1 |
| Almarcha, La | Cuenca | 16740 | 1 |
| Almargen | Málaga | 29330 | 1 |
| Almarza | Soria | 42161–42169 | 4 |
| Almarza de Cameros | La Rioja | 26100–26111 | 2 |
| Almatret | Lleida | 25187 | 1 |
| Almazora/Almassora | Castellón | 12550 | 1 |
| Almazul | Soria | 42126–42127 | 2 |
| Almazán | Soria | 42200–42212 | 2 |
| Almedina | Ciudad Real | 13328 | 1 |
| Almedinilla | Córdoba | 14812–14813 | 2 |
| Almedíjar | Castellón | 12413 | 1 |
| Almegíjar | Granada | 18438 | 1 |
| Almeida de Sayago | Zamora | 49210 | 1 |
| Almenar de Soria | Soria | 42130 | 1 |
| Almenara | Castellón | 12590 | 1 |
| Almenara de Tormes | Salamanca | 37115 | 1 |
| Almendra | Salamanca | 37176 | 1 |
| Almendral | Badajoz | 06171 | 1 |
| Almendral de la Cañada | Toledo | 45631 | 1 |
| Almendralejo | Badajoz | 06200 | 1 |
| Almendro, El | Huelva | 21593 | 1 |
| Almendros | Cuenca | 16420 | 1 |
| Almensilla | Sevilla | 41111 | 1 |
| Almería | Almería | 04001–04160 | 14 |
| Almochuel | Zaragoza | 44591 | 1 |
| Almodóvar del Campo | Ciudad Real | 13179–14449 | 12 |
| Almodóvar del Pinar | Cuenca | 16215 | 1 |
| Almodóvar del Río | Córdoba | 14720–14729 | 2 |
| Almoguera | Guadalajara | 19115 | 1 |
| Almogía | Málaga | 29150 | 1 |
| Almoharín | Cáceres | 10132 | 1 |
| Almoines | Valencia | 46723 | 1 |
| Almolda, La | Zaragoza | 50178 | 1 |
| Almonacid de la Cuba | Zaragoza | 50133 | 1 |
| Almonacid de la Sierra | Zaragoza | 50108 | 1 |
| Almonacid de Toledo | Toledo | 45420 | 1 |
| Almonacid de Zorita | Guadalajara | 19118 | 1 |
| Almonacid del Marquesado | Cuenca | 16431 | 1 |
| Almonaster la Real | Huelva | 21290–21669 | 6 |
| Almonte | Huelva | 21730–21760 | 3 |
| Almoradí | Alicante | 03160–03179 | 2 |
| Almorox | Toledo | 45900 | 1 |
| Almoster | Tarragona | 43393 | 1 |
| Almudaina | Alicante | 03827 | 1 |
| Almudévar | Huesca | 22270 | 1 |
| Almunia de Doña Godina, La | Zaragoza | 50100 | 1 |
| Almunia de San Juan | Huesca | 22417–22420 | 2 |
| Almuniente | Huesca | 22269 | 1 |
| Almuradiel | Ciudad Real | 13760 | 1 |
| Almussafes | Valencia | 46440 | 1 |
| Almuñécar | Granada | 18690–18697 | 2 |
| Almàssera | Valencia | 46132 | 1 |
| Almócita | Almería | 04458 | 1 |
| Alocén | Guadalajara | 19133 | 1 |
| Alonsotegi | Bizkaia | 48810 | 1 |
| Alosno | Huelva | 21520–21530 | 2 |
| Alovera | Guadalajara | 19208 | 1 |
| Alozaina | Málaga | 29567 | 1 |
| Alp | Girona | 17537–17538 | 2 |
| Alpandeire | Málaga | 29460 | 1 |
| Alpanseque | Soria | 42213 | 1 |
| Alpartir | Zaragoza | 50109 | 1 |
| Alpedrete | Madrid | 28430 | 1 |
| Alpens | Barcelona | 08587 | 1 |
| Alpera | Albacete | 02690 | 1 |
| Alpujarra de la Sierra | Granada | 18450–18460 | 2 |
| Alqueria de la Comtessa, l' | Valencia | 46715 | 1 |
| Alquerías del Niño Perdido | Castellón | 12539 | 1 |
| Alquézar | Huesca | 22145 | 1 |
| Alsodux | Almería | 04568 | 1 |
| Alt Àneu | Lleida | 25286–25589 | 4 |
| Altafulla | Tarragona | 43893 | 1 |
| Altarejos | Cuenca | 16195–16780 | 2 |
| Altea | Alicante | 03590–03599 | 2 |
| Altorricón | Huesca | 22540 | 1 |
| Altos, Los | Burgos | 09146–09551 | 2 |
| Altsasu/Alsasua | Navarra | 31800 | 1 |
| Altura | Castellón | 12410 | 1 |
| Alustante | Guadalajara | 19320 | 1 |
| Alzira | Valencia | 46268–46792 | 3 |
| Alàs i Cerc | Lleida | 25715–25718 | 2 |
| Alía | Cáceres | 10137 | 1 |
| Alòs de Balaguer | Lleida | 25737 | 1 |
| Amavida | Ávila | 05560 | 1 |
| Amayuelas de Arriba | Palencia | 34429 | 1 |
| Ambite | Madrid | 28580 | 1 |
| Amer | Girona | 17170 | 1 |
| Ames | A Coruña | 15220–15895 | 5 |
| Amezketa | Gipuzkoa | 20268 | 1 |
| Amieva | Asturias | 33557–33558 | 2 |
| Amoeiro | Ourense | 32170–32980 | 3 |
| Amorebieta-Etxano | Bizkaia | 48340 | 1 |
| Amoroto | Bizkaia | 48289 | 1 |
| Amposta | Tarragona | 43549–43879 | 3 |
| Ampudia | Palencia | 34159–34191 | 3 |
| Ampuero | Cantabria | 39840–39850 | 3 |
| Amurrio | Álava | 01450–01470 | 3 |
| Amusco | Palencia | 34419–34420 | 2 |
| Amusquillo | Valladolid | 47177 | 1 |
| Améscoa Baja | Navarra | 31272 | 1 |
| Anadón | Teruel | 44212 | 1 |
| Anaya | Segovia | 40121 | 1 |
| Anaya de Alba | Salamanca | 37863–37864 | 2 |
| Anchuelo | Madrid | 28818 | 1 |
| Anchuras | Ciudad Real | 13117–13118 | 2 |
| Andoain | Gipuzkoa | 20140 | 1 |
| Andorra | Teruel | 44500 | 1 |
| Andosilla | Navarra | 31261 | 1 |
| Andratx | Illes Balears | 07150–07160 | 4 |
| Andújar | Jaén | 23740–23749 | 4 |
| Anento | Zaragoza | 50369 | 1 |
| Anglesola | Lleida | 25320 | 1 |
| Anglès | Girona | 17160 | 1 |
| Anguiano | La Rioja | 26322 | 1 |
| Anguita | Guadalajara | 19283–19445 | 2 |
| Anguix | Burgos | 09312 | 1 |
| Angüés | Huesca | 22123–22133 | 2 |
| Anievas | Cantabria | 39451 | 1 |
| Aniñón | Zaragoza | 50313 | 1 |
| Anna | Valencia | 46820 | 1 |
| Anoeta | Gipuzkoa | 20270 | 1 |
| Anquela del Pedregal | Guadalajara | 19357 | 1 |
| Ansó | Huesca | 22728 | 1 |
| Antas | Almería | 04628–04629 | 2 |
| Antas de Ulla | Lugo | 27570–27579 | 5 |
| Antella | Valencia | 46266 | 1 |
| Antequera | Málaga | 29200–29540 | 5 |
| Antigua | Las Palmas | 35369–35639 | 4 |
| Antigua, La | León | 24796 | 1 |
| Antigüedad | Palencia | 34248 | 1 |
| Antzuola | Gipuzkoa | 20577 | 1 |
| Aoiz/Agoitz | Navarra | 31430 | 1 |
| Arabayona de Mógica | Salamanca | 37418 | 1 |
| Aracena | Huelva | 21200 | 1 |
| Arafo | Santa Cruz de Tenerife | 38550 | 1 |
| Aragüés del Puerto | Huesca | 22730 | 1 |
| Arahal | Sevilla | 41600 | 1 |
| Arahuetes | Segovia | 40184 | 1 |
| Araitz | Navarra | 31891 | 1 |
| Arakil | Navarra | 31849–31868 | 3 |
| Arama | Gipuzkoa | 20248 | 1 |
| Aramaio | Álava | 01160–01169 | 3 |
| Aranarache / Aranaratxe | Navarra | 31271 | 1 |
| Aranda de Duero | Burgos | 09370–09450 | 3 |
| Arandilla del Arroyo | Cuenca | 16812 | 1 |
| Aranga | A Coruña | 15317 | 1 |
| Aranguren | Navarra | 31192 | 1 |
| Aranjuez | Madrid | 28300 | 1 |
| Arano | Navarra | 31754 | 1 |
| Arantza | Navarra | 31790 | 1 |
| Arantzazu | Bizkaia | 48140 | 1 |
| Arapiles | Salamanca | 37188 | 1 |
| Aras | Navarra | 31239 | 1 |
| Aras de los Olmos | Valencia | 46179 | 1 |
| Arbancón | Guadalajara | 19237 | 1 |
| Arbeca | Lleida | 25140 | 1 |
| Arbizu | Navarra | 31839 | 1 |
| Arbo | Pontevedra | 36430–36494 | 6 |
| Arboleas | Almería | 04660 | 1 |
| Arbúcies | Girona | 17401–17402 | 2 |
| Arcas del Villar | Cuenca | 16123 | 1 |
| Arcenillas | Zamora | 49151 | 1 |
| Archena | Murcia | 30600–30609 | 2 |
| Archidona | Málaga | 29300 | 1 |
| Arcicóllar | Toledo | 45182 | 1 |
| Arconada | Palencia | 34449 | 1 |
| Arcones | Segovia | 40164 | 1 |
| Arcos | Burgos | 09195–09239 | 2 |
| Arcos de Jalón | Soria | 42250–42259 | 3 |
| Arcos de la Frontera | Cádiz | 11620–11638 | 3 |
| Arcos de la Polvorosa | Zamora | 49699 | 1 |
| Arcos de la Sierra | Cuenca | 16141 | 1 |
| Arcos de las Salinas | Teruel | 44421 | 1 |
| Arcos, Los | Navarra | 31210 | 1 |
| Ardales | Málaga | 29550–29552 | 2 |
| Ardón | León | 24232–24233 | 2 |
| Areatza | Bizkaia | 48143 | 1 |
| Arellano | Navarra | 31263 | 1 |
| Arenal, El | Ávila | 05416 | 1 |
| Arenales de San Gregorio | Ciudad Real | 13619 | 1 |
| Arenas | Málaga | 29753 | 1 |
| Arenas de Iguña | Cantabria | 39450 | 1 |
| Arenas de San Juan | Ciudad Real | 13679 | 1 |
| Arenas de San Pedro | Ávila | 05400–05418 | 2 |
| Arenas del Rey | Granada | 18126 | 1 |
| Arenillas de Riopisuerga | Burgos | 09107 | 1 |
| Areny de Noguera / Arén | Huesca | 22583 | 1 |
| Arenys de Lledó / Arens de Lledó | Teruel | 44622 | 1 |
| Arenys de Munt | Barcelona | 08350–08358 | 2 |
| Arenzana de Abajo | La Rioja | 26311 | 1 |
| Arenzana de Arriba | La Rioja | 26312 | 1 |
| Ares | A Coruña | 15623–15625 | 3 |
| Ares del Maestrat | Castellón | 12165 | 1 |
| Areso | Navarra | 31876 | 1 |
| Aretxabaleta | Gipuzkoa | 20550 | 1 |
| Arevalillo de Cega | Segovia | 40185 | 1 |
| Argamasilla de Alba | Ciudad Real | 13170–13710 | 2 |
| Argamasilla de Calatrava | Ciudad Real | 13440 | 1 |
| Arganda del Rey | Madrid | 28500 | 1 |
| Arganza | León | 24410–24546 | 3 |
| Argavieso | Huesca | 22135 | 1 |
| Argañín | Zamora | 49251 | 1 |
| Argelaguer | Girona | 17853 | 1 |
| Argente | Teruel | 44165 | 1 |
| Argentona | Barcelona | 08310 | 1 |
| Argençola | Barcelona | 08717 | 1 |
| Arguedas | Navarra | 31513 | 1 |
| Arguis | Huesca | 22150 | 1 |
| Arguisuelas | Cuenca | 16360 | 1 |
| Argujillo | Zamora | 49716 | 1 |
| Argés | Toledo | 45122 | 1 |
| Ariany | Illes Balears | 07529 | 1 |
| Arico | Santa Cruz de Tenerife | 38580–38593 | 5 |
| Arija | Burgos | 09570 | 1 |
| Ariza | Zaragoza | 50220 | 1 |
| Ariño | Teruel | 44547 | 1 |
| Arjona | Jaén | 23760 | 1 |
| Arjonilla | Jaén | 23750 | 1 |
| Armallones | Guadalajara | 19461 | 1 |
| Armenteros | Salamanca | 37753–37756 | 4 |
| Armilla | Granada | 18100 | 1 |
| Armiñón | Burgos | 01211–01220 | 2 |
| Armuña | Segovia | 40191–40494 | 3 |
| Armuña de Almanzora | Almería | 04888 | 1 |
| Armuña de Tajuña | Guadalajara | 19135 | 1 |
| Arnedillo | La Rioja | 26585–26589 | 2 |
| Arnedo | La Rioja | 26250–26580 | 2 |