| Business | Phone |
| Avenue Electric 1499 Pomona Rd # H, Corona 92882 | (951) 279-7407 |
| Berner Electric Inc 255 Citation Cir, Corona 92880 | (951) 734-3171 |
| Cross State Electric Inc 2445 Railroad St, Corona 92880 | (951) 737-8870 |
| Electro Tec 653 Walnut Cir, Corona 92881 | (951) 278-8814 |
| Faithco Electrical Corp 515 N Smith Ave, Corona 92880 | (951) 273-9899 |
| Jbe Electrical Contractors 211 Granite St # J, Corona 92879 | (951) 279-1137 |
| Moore Electrical Contracting 463 N Smith Ave, Corona 92880 | (951) 371-4202 |
| Pro-Tech Electric Inc 283 Winfield Cir, Corona 92880 | (951) 737-1945 |
| A & W Electric 254 Ott St # G, Corona 92882 | (951) 735-7188 |
| Ace Electric 1705 Rimpau Ave # 104, Corona 92881 | (951) 279-2812 |
| Advantage Electrical Svc Corona 92882 | (951) 737-7325 |
| Andrews Electric Co Po Box 1716, Corona 92878 | (951) 272-1625 |
| Av7 Electric 2890 State St, Corona 92881 | (951) 340-3771 |
| Avery Electric 22960 Sunrose St, Corona 92883 | (951) 277-0668 |
| Aztec Electric 19890 Layton St, Corona 92881 | (951) 279-0424 |
| Bill Krcelic Electric Corona 92879 | (951) 272-4432 |
| Bold Electric Corona 92879 | (951) 340-3573 |
| C & B Electric Inc 1281 Dominguez Ranch Rd, Corona 92882 | (951) 371-1644 |
| Casita Electric 7535 Marilyn Dr, Corona 92881 | (951) 737-1472 |
| Eagle Electric Co 1745 Hayden Ave, Corona 92881 | (951) 681-9977 |
| Ede Electric Corona 92879 | (951) 272-6953 |
| Fountain Electric Corona 92879 | (951) 927-2044 |
| Gateway Energy Inc 1195 Pomona Rd, Corona 92882 | (951) 817-0181 |
| H & E Electrical 13080 Gelding Ct, Corona 92883 | (951) 245-9006 |
| Hi-Temp Electric & Air Cond 750 S Lincoln Ave, Corona 92882 | (951) 734-7102 |
| High Tower Electric 505 N Smith Ave, Corona 92880 | (951) 278-8860 |
| J & L Electrical Svc Inc 1125 E 5th St, Corona 92879 | (951) 734-2290 |
| James German Electric 310 N Cota St, Corona 92880 | (951) 279-1205 |
| Jim Cambruzzi Electric 1211 Millbrook Rd, Corona 92882 | (951) 736-0709 |
| Key Electric Corona 92882 | (951) 735-7233 |
| Liberty Electric Inc Corona 92879 | (951) 278-1345 |
| M A Electrical Co 1631 Jenks Dr, Corona 92880 | (951) 735-2595 |
| Mansperger Electric Corona 92879 | (951) 371-4764 |
| Matrix Technology Elec Contr 509 N Smith Ave, Corona 92880 | (951) 279-9052 |
| Mmk Electrical 1436 E 6th St, Corona 92879 | (951) 272-4643 |
| Pdm Electric Corona 92882 | (951) 735-6990 |
| Precision Electrical Svc 1417 Pera St, Corona 92882 | (714) 350-8594 |
| Quality Electric 7148 Deer Cyn, Corona 92880 | (951) 270-0964 |
| Spectrum Electrical Svc Corp 1828 Railroad St, Corona 92880 | (951) 280-0111 |
| Sun Electric Lp 2451 Pomona Rd, Corona 92880 | (951) 284-1877 |
| Whelan Electric 179 N Maple St, Corona 92880 | (951) 272-1656 |
| Scott Richter Electric Corona 92879 | (951) 279-6877 |
| Service Calls Electrical 420 N Mckinley St, Corona 92879 | (951) 541-1143 |
| Silva Electric Corona 92879 | (951) 372-9112 |
| Wayne Electric Corona 92879 | (951) 734-2078 |
| Tech Power Systems Corona 92879 | (951) 780-8300 |
| Triton Electric Corona 92882 | (951) 735-0963 |
| Southland Electric Co 1143 Shady Mill Rd, Corona 92882 | (951) 734-3332 |
| Sparks Electric Corona 92882 | (951) 735-1413 |
| Rick Sater Construction 4349 Player Rd, Corona 92883 | (951) 734-0517 |
| S & L Electric Corona 92883 | (951) 277-3577 |
| Power One Electric Corona 92882 | (951) 285-9767 |