| Business | Phone |
| A 1 George's Electric Inc 3212 Lynn Ave, Billings 59102 | (406) 652-9720 |
| Ace Electric Billings 59101 | (406) 248-1302 |
| Action Electric 1701 Montana Ave, Billings 59101 | (406) 245-9551 |
| Advantage Electric 3505 1st Ave S, Billings 59101 | (406) 256-7446 |
| Weststate Electric 611 Shamrock Ln, Billings 59105 | (406) 245-5864 |
| Wyse Electric 1922 Mulberry Dr, Billings 59102 | (406) 245-6486 |
| Yellowstone Electric Co 1919 4th Ave N, Billings 59101 | (406) 252-3407 |
| Zion Electric Billings 59102 | (406) 652-3322 |
| Big Sky Electric Inc 1221 Mading Dr, Billings 59105 | (406) 252-6878 |
| Billings Electric 218 10th St W, Billings 59102 | (406) 248-9394 |
| Town & Country Electric Billings 59101 | (406) 245-7996 |
| C & L Svc Inc 635 Central Ave, Billings 59102 | (406) 252-8010 |
| Capitol Electric 4750 Underpass Ave, Billings 59101 | (406) 248-3880 |
| Summit Electric Inc 4333 Vandaveer Rd, Billings 59101 | (406) 254-0284 |
| Sun Lite Electric Inc 2615 Cook Ave, Billings 59102 | (406) 656-0333 |
| Sun-Lite Electric 5850 Creek Dr, Billings 59106 | (406) 656-0333 |
| Catspaw Electric Inc 727 Shamrock Ln, Billings 59105 | (406) 670-2060 |
| Circuit Electric 2702 Enterprise Ave # W, Billings 59102 | (406) 245-7528 |
| Circuit Electric 501 Daniel St, Billings 59101 | (406) 245-7258 |
| Cragar's Complete Svc Co Inc 132 Avenue D, Billings 59101 | (406) 259-8423 |
| Delta Electric 1327 Cheryl St, Billings 59105 | (406) 861-7110 |
| Denny's Electric 541 Highland Park Dr, Billings 59102 | (406) 259-8765 |
| Doss Electric 3335 Dover Ln, Billings 59105 | (406) 373-9115 |
| Reddi Electric Inc 1045 1/2 Central Ave, Billings 59102 | (406) 245-3141 |
| Rocky Mountain Electric 341 Rolling Hills Rd, Billings 59105 | (406) 425-5184 |
| Electrical Xperts Inc Billings 59105 | (406) 860-3866 |
| Excel Electric Inc 3416 Carmel Dr, Billings 59101 | (406) 245-1612 |
| Hop's Electric 1934 Poly Dr, Billings 59102 | (406) 248-9900 |
| I D Corp 105 Florine Ln, Billings 59101 | (406) 259-1180 |
| Mc Cabe Electric Inc Billings 59101 | (406) 259-8275 |
| Mechanical Technology Inc 1041 4th Ave N, Billings 59101 | (406) 245-8340 |
| Metro Electric 1203 Terry Ave, Billings 59102 | (406) 698-6502 |
| Midland Electric Contracting 354 S Billings Blvd, Billings 59101 | (406) 252-3550 |
| Kc Electric 1635 Quarterhorse Ln, Billings 59105 | (406) 256-9684 |
| Kreiter Electric Inc 1025 N 31st St, Billings 59101 | (406) 259-5519 |