Find out who called from that unknown O'Fallon number using our free reverse phone lookup service. Enter the full 10-digit number (including 636 or any other US area code) to search for available caller information including name, address, phone carrier, and more.
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Browse Chicago phone numbers by rate center and prefix.
Phone numbers with the O'Fallon rate center prefixes:
O'Fallon has a population of 88132 people. Sex ratio is 97.30 males per 100 females.
The median age in O'Fallon is 34.8 years.
| Age Groups | Population |
|---|---|
| Under 5 years | 6215 |
| 5 to 9 years | 6322 |
| 10 to 14 years | 6520 |
| 15 to 19 years | 5990 |
| 20 to 24 years | 4368 |
| 25 to 29 years | 5555 |
| 30 to 34 years | 6018 |
| 35 to 39 years | 6220 |
| 40 to 44 years | 6423 |
| 45 to 49 years | 6371 |
| 50 to 54 years | 6672 |
| 55 to 59 years | 5907 |
| 60 to 64 years | 4989 |
| 65 to 69 years | 3692 |
| 70 to 74 years | 2454 |
| 75 to 79 years | 1796 |
| 80 to 84 years | 1435 |
| 85 years and over | 1185 |
| Racial/Ethnic Groups | Percent |
|---|---|
| White | 75133 |
| Black or African American | 4620 |
| American Indian and Alaska Native | 205 |
| Native Hawaiian and Other Pacific Islander | 88 |
| Some Other Race | 1334 |
| Two or more races | 6232 |
