Getting a certificate abroad
Coupons Reponses Internationaux
These are universal stamps you can use anywhere in "developed" countries.
When you request a certificate (birth, marriage,death, ) from a municipality, it is generally requested
a stamped enveloppe.
But buying a foreign stamp is impossible,
This "coupon reponse" allows you to do so.
Generally available in post offices,
in France can be also obtained from this url
http://timbres.laposte.fr/http://timbres.laposte.fr/
(only in french)
Try the same in your country,
if not, you could request them from France
Average cost= 1,30€ for a 20 gr letter (some fees more as usual)
Payment by credit securised prepal system as anywhere now.