Home › Top 7 Electrician in O'Fallon, Missouri Find best Electrician in O'Fallon, Missouri, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Infinity Electric - O'Fallon (MO 63366) US, O'Fallon, MO 633661004 Love Dr Gigawatts Electric LLC US, O'Fallon, MO 633661025 Cool Springs Industrial Dr Liberty Electric, Inc US, O'Fallon, MO 633666 W Industrial Dr Pallardy Electric, Inc US, O'Fallon, MO 63366761 Diamond Pointe Ct Mission Electric US, O'Fallon, MO 63366107 Midland Park Dr Five Star Electric US, O'Fallon, MO 63366409 Sonderen St Braco Electrical & Contracting US, O'Fallon, MO 6336622 S Perry Cir