unique admin name1 for ES

number of errors=0
number of warnings=0
country=ES
Group=chkGrpPostalCode

select distinct admincode1,adminname1 from zip_code where countrycode in ('ES') and admincode1 in (select admincode1 from (select distinct admincode1,adminname1 from zip_code where countrycode in ('ES')) t group by admincode1 having count(*)>1) order by admincode1

http://www.correos.es/comun/CodigosPostales/1010_s-CodPostal.asp

admincode1	adminname1