| Business | Phone |
| Cps Signs 7730 Enterprise Dr # 5, Newark 94560 | (510) 793-2471 |
| Enterprise Neon 7730 Enterprise Dr # 3, Newark 94560 | (510) 742-1660 |
| Moe's Custom Signs 38966 Bluebell Dr, Newark 94560 | (510) 793-2324 |
| Sun Graphics 8040 Wells Ave, Newark 94560 | (510) 713-7500 |
| Sign House 37580 Enterprise Ct # G, Newark 94560 | (510) 792-7446 |
| Sign Zone 5924 Newpark Plz, Newark 94560 | (510) 742-6335 |