Prosečne GPS koordinate za poštanski broj 31030: 18.977, -103.885

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Spisak gradova:
>> Francisco I Madero 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854
>> Pacifico 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854
>> Ramiro Valles 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854
>> Reforma 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854
>> Rosario 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 19.0833,-103.8667
>> San Martin 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.8708,-103.9042
>> Sector 32 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854
>> Sector 36 31030, Chihuahua, Chihuahua, Chihuahua, GPS koordinate: 18.9771,-103.8854