Calais 62100 - Nord-Pas-de-Calais
- Collet
- Collette
- Collin
- Colombel
- Combes
- Comert
- Commune
- Compagnion
- Compernolle
- Conan
- Conangle
- Condamina
- Condette Gareau
- Constance
- Constancin
- Constantin
- Contessi
- Contier
- Contraire Braulle
- Coolen Vasseur
- Coolen-vasseur
- Coollen
- Cools
- Coornaert
- Coppey
- Coppitters
- Coquempot
- Coquerel
- Coqueron
- Coquisart
- Corbet
- Corblin
- Cordenier
- Cordenos
- Corine
- Corneille
- Cornet
- Cornuel
- Corrales Diaz
- Correia
- Corsini
- Cortazar
- Cotar
- Cote
- Cotrez Dujardin
- Cottie
- Cottigny
- Cottin
- Cottié
- Cotton
- Couchey
- Coudert
- Coudevylle
- Coudray
- Coudrot
- Couhez
- Coulibaly
- Coulomb
- Coupet
- Coupez
- Coupez Lassalle
- Couppin
- Coupé
- Courat
- Courault
- Courbet
- Courboin
- Courchel
- Couret
- Courgeau
- Courquin Gest
- Courteaux
- Coussement
- Coustes
- Coutie
- Coutier
- Couture Linge Solidarite Entraide
- Couvois
- Couzin
- Couzyn
- Coville
- Cox
- Craeye
- Crandal
- Crapoulet
- Crebecoeur
- Crendal
- Crepel Demazeux
- Crepelliere
- Crespo
- Cretal
- Cretel Paindavoine
- Cribier
- Croigny-manier
- Croin
- Croissant
- Crombez
- Cros
- Croxo
- Crunelle