| Carneys Point Works | Carneys Point | NJ |
| Carter Products | Cranbury | NJ |
| Catalin Chemical | Fords | NJ |
| Catalyn | Fords | NJ |
| Cat Reformer Unit | Perth Amboy | NJ |
| C.B. Christiansen | Newark | NJ |
| C. & E. Canners | Hammonton | NJ |
| Cedar Cliff Silk | Paterson | NJ |
| Cedar Knolls Acoustical Laboratories | Cedar Knolls | NJ |
| C E Glass | Cinnaminson | NJ |
| CE Glass | Pennsauken | NJ |
| Celanese | Newark | NJ |
| Celanese | Belvidere | NJ |
| Celanese | Summit | NJ |
| Cellofoam Building | Stanhope | NJ |
| Celluloid | Newark | NJ |
| Centaurus | Kearny | NJ |
| Centenary Jr. College | Hackettstown | NJ |
| Central Commercial & Manual Training High School | Newark | NJ |
| Central Engineering & Supply | Passaic | NJ |
| Central Glass | Egg Harbor | NJ |
| Central Lard | Jersey City | NJ |
| Central New Jersey Railroad | Elizabeth | NJ |
| Central Park Elementary School | Pennsville | NJ |
| Central Railroad Of New Jersey | Green Brook | NJ |
| Central Railroad Of New Jersey | Roselle | NJ |
| Central Railroad Of New Jersey | Dunellen | NJ |
| Central Railroad Of New Jersey | Cranford | NJ |
| Central Railroad of New Jersey Terminal | Jersey City | NJ |
| Central Regional High School | Bayville | NJ |
| Central Utilities | Vineland | NJ |
| Century Plainfield Tire | Plainfield | NJ |
| Ceramics Products | Old Bridge | NJ |
| Certified Distributors | Union | NJ |
| Certified Distributors | Jersey City | NJ |
| C. F. Braun | Linden | NJ |
| C.F. & I. Steel | Roebling | NJ |
| C.F. Mueller | Jersey City | NJ |
| Chamberlain | Burlington | NJ |
| Chambers Works | Penns Grove | NJ |
| Chambers Works | Deepwater | NJ |
| Chambers Works | Carneys Point | NJ |
| Champale | Trenton | NJ |
| Charles Schloerb | Jersey City | NJ |
| Charles S Wood & Company | Mount Holly | NJ |
| Charles S Wood & Company | West Orange | NJ |
| Charms | Bloomfield | NJ |
| C. Heidt & Son | Jersey City | NJ |
| Chemicaland | Newark | NJ |
| Chemical Company Of America | Springfield | NJ |
