| Business | Phone |
| Ryce Electric 28680 Old Village Rd, Mechanicsville 20659 | (301) 884-3126 |
| St Andrews Electric 701 Garner Rd, Mechanicsville 20659 | (301) 373-8282 |
| Cmb Electric 27455 Evans Park Ln, Mechanicsville 20659 | (301) 884-2570 |
| T C Electrical Svc Inc 27924 Rectory Ct, Mechanicsville 20659 | (301) 472-4542 |
| Tippett & Sons Electric Inc 39056 Loris Ct, Mechanicsville 20659 | (410) 586-9500 |
| Gascon Enterprises 27187 Bohle Rd, Mechanicsville 20659 | (301) 884-7263 |
| Hi Tech Electric Corp 28405 Old Village Rd, Mechanicsville 20659 | (301) 884-5342 |
| J & L Electrical Svc Inc 40535 Finch Way, Mechanicsville 20659 | (301) 884-3756 |
| J P Electric Inc 29211 Three Notch Rd Bldg A, Mechanicsville 20659 | (301) 934-5700 |
| Lloyd Electric 36070 Aviation Yacht Club Rd, Mechanicsville 20659 | (301) 274-0467 |
| Minor Buckler Electric 40545 Old Horse Landing Rd, Mechanicsville 20659 | (301) 884-3890 |