Public records show O Fallon and Saint Charles as cities Monica also stayed in. Monica’s residency is at 621 Maran Dr, Saint Charles, Mo 63301. This year Monica celebrated her 49 birthday. Monica has listed phone number: (636) 946-4889. We have found 4 possible relatives of Monica: Dorothy J Weik, Erica A Weik, Walter C Weikjr and one other person. Monica was born in 1976.