- This area code is shared by 8 main cities
Belleville (IL)
Carbondale (IL)
Collinsville (IL)
East Alton (IL)
East Saint Louis (IL)
Edwardsville (IL)
Granite City (IL)
O’Fallon (IL)
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O’Fallon, Illinois, located in St. Clair County, is a rapidly growing city in the Metropolitan St. Louis area. Established in the early 19th century, O’Fallon was originally a small farming community. Its development accelerated in the late 20th century due to its strategic location near major highways and proximity to St. Louis, attracting both residential and commercial growth.
As of the 2020 census, O’Fallon has a population exceeding 30,000 residents, positioning it as one of the largest cities in the region. The city's infrastructure supports a blend of suburban living and urban convenience, making it an attractive location for families and businesses alike.
Telecommunications in O’Fallon have evolved significantly in response to the city’s growth. The local government and various providers have invested in expanding broadband internet access to meet the demands of its expanding population. This investment facilitates not only residential connectivity but also supports local commerce, enabling businesses to thrive in a digital economy.
O’Fallon hosts various telecommunications service providers that offer high-speed internet, cable, and phone services, contributing to its modern urban infrastructure. The integration of smart city technologies is also underway, positioning O’Fallon for advancements in efficient municipal services and community engagement. As a city balancing historical roots with modern advancements, O’Fallon plays a noteworthy role in the telecommunications landscape of Southern Illinois.
Belleville (IL)
Carbondale (IL)
Collinsville (IL)
East Alton (IL)
East Saint Louis (IL)
Edwardsville (IL)
Granite City (IL)
O’Fallon (IL)
| O’Fallon (IL) Area Codes: |
|---|
618 |
O’Fallon (IL) has 1 area codes (618). These area codes are split between cities or states, so if you want to call to O’Fallon (IL), you need to know exactly where you would like to call.
Calling O’Fallon (IL) from another state in the United States is considered a long-distance call. Here’s how to make the call: First, dial the area code for O’Fallon (IL). Each state, and sometimes specific cities within a state, has unique area codes. Then, enter the 7-digit phone number of the person or business you’re trying to reach. If you’re calling from a landline, check with your provider, as long-distance charges may apply. However, most mobile carriers in the U.S. offer nationwide calling without additional fees. Alternatively, you can use VoIP or internet-based calling apps, like Skype, Zoom, or WhatsApp, to bypass traditional long-distance charges. The number you want to reach should look like this: 1-(AreaCode)-111-2222.
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