C in Offenbach/Main
- Callcenter Offenbach/Main (2)
- Camping Offenbach/Main (3)
- Caritas Offenbach/Main (2)
- Catering & Partyservice Offenbach/Main (29)
- CDs & Tonträger Offenbach/Main (2)
- Chiropraktiker Offenbach/Main (1)
- Chirurg Offenbach/Main (8)
- Club & Verein Offenbach/Main (338)
- Computer & Zubehör Offenbach/Main (111)
- Consulting Offenbach/Main (222)
- Copyshop & Kopierer Offenbach/Main (17)
