Internal administrative services within the PTTs
A number of administrative departments of the PTTs possess specific postmarks. They include directorates (national, regional, departmental), financial services, phone centres...
We may see below some examples of such postmarks.
postmark “DIRECTION REGIONALE”
postmark “CENTRE REGAL COMPTABILITE”
postmark “CENTRE REGIONAL DE COMPTE”
postmark CRIT (Centre Régional Informatique des Télécommunications)
postmark “DIRECTION DEPARTEMENTALE”
postmark “CENTRE TELEPHONIQUE”
postmark “CENTRE TELEPHON.”