Hi, I detect bad error in this 1st level code from Mexico States.
Please geonames change in the last version from 2015, the key for 1st level admin & then 2nd level admin.
this info you can get from
inegi int his url inegi.org.mx
or
sepomex after download the updated db of postal codes
sepomex.gob.mx/ServiciosLinea/Paginas/DescargaCP.aspx
sepomex is a official site from mexican goverment and you can
check this validation.
this states codes are bad in 1st & 2nd level of the mexico divisions.
please correct that mistake in that states
your db in 1st level, 2nd level & postal codes from mexico is bad in that states.
Correct info in that states
PaisId countryCode Province HASC ISO FIPS/GEC
484 MX Chiapas MX.CP CHP MX05
484 MX Chihuahua MX.CH CHH MX06
484 MX Coahuila MX.CA COA MX07
484 MX Colima MX.CL COL MX08
bad info in admin1CodesASCII.txt
name alternateName geonameId adminCode1
Chiapas Chiapas 3531011 MX.07
Chihuahua Chihuahua 4014336 MX.08
Coahuila Coahuila 4013674 MX.05
Colima Colima 4013513 MX.06
the admincode1 is bad
in admin1CodesASCII.txt & admin2Codes.txt & ZIPallCountries.txt
please fix this code confussion.
Official sources of Mexican Goverment:
this info you can get from
inegi int his url inegi.org.mx
or
sepomex after download the updated db of postal codes
sepomex.gob.mx/ServiciosLinea/Paginas/DescargaCP.aspx
sepomex is a official site from mexican goverment and you can
check this validation.
Note: The zip codes from geonames are not updated from 5 years ago.
zip geonames records: 50,000 aprox
zip sepomex (may/2015): 120,000 aprox