| Business | Phone |
| Aaa Electric Co 24 S Main St, Longmont 80501 | (303) 776-6031 |
| Ac-Dc Electric Longmont 80503 | (720) 494-0615 |
| Associated Electric Co 2518 Cambridge Dr, Longmont 80503 | (303) 776-9344 |
| Better Way Electric Inc 1813 Sunset Pl # B, Longmont 80501 | (303) 772-8003 |
| Branch Electric Inc 245 3rd Ave, Longmont 80501 | (303) 776-1252 |
| Broes Electric 1740 Skyway Dr, Longmont 80504 | (303) 485-7681 |
| C & C Sales 11409 E County Line Rd, Longmont 80501 | (303) 776-9502 |
| Docheff Electrical Svc 13388 County Road 1, Longmont 80504 | (303) 678-7169 |
| Electric Electric Co 225 Price Rd # 42, Longmont 80501 | (303) 651-1071 |
| Emerald Electric Inc Longmont 80501 | (303) 682-5239 |
| Emf Electrical Corp Po Box 6645, Longmont 80501 | (303) 772-2530 |
| Enterprise Electric 131 E 9th Ave, Longmont 80501 | (303) 678-8309 |
| Gage Electrical Contracting 1617 Horseshoe Cir S, Longmont 80504 | (303) 651-0553 |
| Garzone Electric 9722 Majestic Rd, Longmont 80504 | (303) 652-2256 |
| H B Electric 9931 Oxford Rd, Longmont 80504 | (303) 651-9700 |
| Hartford Electric 500 Mountain View Ave, Longmont 80501 | (303) 776-7144 |
| Kenny Electric Svc Inc 230 Primrose Ct # A, Longmont 80501 | (303) 682-0804 |
| Koldeway Electric Inc 14311 Mead St, Longmont 80504 | (303) 772-3011 |
| Larson Electric 1910 Pike Rd # A, Longmont 80501 | (303) 772-2054 |
| Light 'Em Up Electric 929 Spencer St, Longmont 80501 | (303) 776-5243 |
| Longs Peak Electric Inc 1665 Cedarwood Dr, Longmont 80501 | (303) 651-2212 |
| Lord & Reynolds Electrical Longmont 80501 | (303) 651-1556 |
| Marshall Electric Svc Inc 1370 Trail Ridge Rd, Longmont 80501 | (303) 485-6001 |
| Mr Electric 855 Weaver Park Rd, Longmont 80501 | (303) 772-7771 |
| Pine Valley Electric Inc 1524 Flemming Dr, Longmont 80501 | (303) 485-9148 |
| Rainbow Electric Co 1110 Boston Ave, Longmont 80501 | (303) 682-5300 |
| Ralph's Electric Repair Svc 4321 Mulligan St, Longmont 80504 | (970) 535-0982 |
| Riviera Electric 1551 Professional Ln, Longmont 80501 | (720) 652-0398 |
| Rose Electric 1010 Coffman St, Longmont 80501 | (303) 776-2256 |
| Roy's Electric Inc 855 Weaver Park Rd, Longmont 80501 | (303) 678-5154 |
| Rpm Electric 932 Coffman St, Longmont 80501 | (303) 772-7598 |
| Stewart Electric Longmont 80501 | (303) 682-0212 |
| T & D Electrical Systems 802 Francis St, Longmont 80501 | (303) 651-2046 |
| Transformed Electric Inc 2148 Sherman St, Longmont 80501 | (303) 684-0981 |