| Business | Phone |
| Long Valley Electrical Svc 414 W Mill Rd, Long Valley 7853 | (908) 832-5392 |
| Amperage Electric 69 Black River Rd, Long Valley 7853 | (908) 876-4444 |
| Apgar Electric Inc 19 Fairview Ave, Long Valley 7853 | (908) 876-5866 |
| B & G Electric 66 Old Farmers Rd, Long Valley 7853 | (908) 876-4864 |
| Chief Electric 190 Schooleys Mountain Rd, Long Valley 7853 | (908) 876-5001 |
| D & C Electrical Contractors W Valley Brook Rd, Long Valley 7853 | (908) 876-4425 |
| Feyrer Electric Enterprise 1 Powder Mill Rd, Long Valley 7853 | (908) 876-8745 |
| Sdr Electric 17 Sandt Ln, Long Valley 7853 | (908) 876-5776 |
| Tom Noonan Electrical Contract 8 Squire Hill Rd, Long Valley 7853 | (973) 927-8270 |