Gjennomsnittlig GPS-koordinater for postnummer 51401-cedex: 49.133, 4.364
Notering byer:
>> Mourmelon-le-Grand 51401-CEDEX, Champagne-Ardenne, Marne, Arrondissement de Châlons-en-Champagne, GPS-koordinater: 49.1326,4.3642
Notering byer:
>> Mourmelon-le-Grand 51401-CEDEX, Champagne-Ardenne, Marne, Arrondissement de Châlons-en-Champagne, GPS-koordinater: 49.1326,4.3642