Firma J - Mandal
- Jhestås AS
- Jja AS
- Jtr AS
- Johtex AS
- Joalco AS
- Jens Hetlevik
- Joker Skjebstad
- Joker Vestnes
- Jj Solskjerming AS
- Jetts Holding AS
- Johns1 Holding AS
- Johnny Vatne
- Jensen Crypto
- Johnsen Rune
- J&J Holding AS
- Jens Westbye
- Ja Arkitekter AS
- Jacobsen Betong
- Jrs Production AS
- Jf Flekkefjord AS
- Jennita Derankute
- Janina Ceciene
- Joro Eiendom AS
- Jhp Forvaltning AS
- Jannicke Maløya
- Jysk Mandal
- Jobzone Mandal
- Jåbekk Samdrift DA
- Jarle Heddeland
- Jeger Hansen
- Jåbekk Industribygg AS
- Jk Eigebrekk
- Jakobsen Rør AS
- Jåbekk Næringspark
- Jaabæk Trond
- Jerstad Viltforvaltning
- Jtt Invest AS
- Junes Frisørhjørne AS
- Jimmy Mesel
- Johansen Service
- Johanna Engamo
- Jm Knutsen AS
- June Tønnessen
- Joker Frøysland
- Jarle Fredriksen
- Jarle Kristian Reng
- Jan Erik Thorstensen
- Jonas Francis Aversano
- Jan Ivar Christensen
- Jens P Gabrielsen
- Janne Haaland Matlary
- Jan Olav Aavik
- Jernbanepersonalets Forening Kristiansand
- Johannssen Nina Aas
- Jan Erik Ødegaard
- Jan Petter Christensen
- James Karlsen Consult
- Jan-Erik Lindquist
- Jakub Damian Sindera
- Joffen Terje Hoffmoen
- Jaabæk Ole Torbjørn
- Jeanette Olsen Fotografi
- Janne Marie Fredriksen
- Jan Øyvind Skoie
- Jarle Fredrik Greipsland
- Jan Øystein Dyrstad
- Jan Arild Gundersen
- Jõnsson Jõn Thõr
- Jentan på Båly AS
- Jølstad begravelsesbyrå Mandal
- Jeba Jens Baraldsnes
- Jan Henrik Rosland
- Jan Erik Hageland
- Jo May-Britt Haraldstad
- Jehovas Vitner - Mandal Menighet
- John Roger Sørbøe Holding AS
- John Roger Sørbøe Holding AS
- Jaoos Massasje N. Ginsayyud
- Jh Lyd Bilde Haugland
- Jk Montasje Jan Håkon Karlsen
- Jon Gunnar Ask Fysikalske Institutt
- Jack van der Hagen Nørgaard
- Jaabæk Sag Kjell Bjarne Jaabæk