618-XXX-XXX Phone Numbers

Area code 618 is one of AT&T's original 86 area codes assigned by AT&T in 1947. It exclusively serves the state of Illinois, covering the southern third portion of the state, making it an integral part of the North American Numbering Plan (NANP), established in 1947 to simplify and manage telephone number use across the United States, Canada, and some Caribbean countries.

Geographic Distribution & Coverage:

Known as the "Little Egypt" of Illinois, area code 618 serves many cities and communities, including Alton, Belleville, Carbondale, Centralia, Collinsville, Edwardsville, Fairview Heights, Granite City, Herrin, Marion, and O'Fallon. Notably, the code also covers the small city of Metropolis, Superman's official "home," as recognized by DC Comics. It reaches as far north as Pana and westward to the St. Louis, Missouri border. Also, it hugs the western bank of the Mississippi River and extends as far east as the Indiana border.

Population:

Around 1.1 million people live across the territories under area code 618, as of the United States Census Bureau's 2010 census, making it a moderately populated area. This rural area is known for its agriculture, with a significant part of its economy focused on corn, soybean farming, and other agricultural activities.

ZIP Codes:

Numerous ZIP codes exist within area code 618, making it quite expansive. Some of the more populated areas within this code include ZIP codes like 62226 (Belleville), 62025 (Edwardsville), and 62401 (Effingham), among others. Other ZIP codes to note include 62208 (Fairview Heights), 62002 (Alton), and 62901 (Carbondale).

Operating Telcos:

Key telecommunication operators providing communication services in the 618 area code include American Messaging Services, AT&T Illinois, Leap Wireless Intl DBA Cricket Comm, New Cingular Wireless PCS, and Windstream Nuvox Illinois.

Interesting Facts:

Unbeknownst to many, the 618 area code is home to some exciting landmarks and historically significant sites. You will find the Southern Illinois University in Carbondale, Shawnee National Forest, and the Cahokia Mounds State Historic Site, a World Heritage Site within this area. Belleville, a city covered by the 618 area code, is home to the longest Main Street in the world and the National Shrine of Our Lady of the Snows.

Future of Area Code 618:

Area 618 is not presently experiencing any shortages, so no immediate plans have been announced to implement overlay codes or other measures to expand available phone numbers. However, like all other area codes in the United States, the Federal Communications Commission continues to monitor its sustainability as digital tech advances and communication demands grow.