Area codes 618 and 730 are telephone area codes in the North American Numbering Plan (NANP) for southern Illinois.

Jan 1, 2026 · Area Code 730 is located in Illinois. It covers 70 cities, including Alton, Collinsville, Carbondale, East Saint Louis, and Godfrey. It also covers 25 counties, including Marion …

About area code 730: location, common spam callers, related area codes, and more. Includes 730 reverse phone lookup to identify spam callers.

List of ZIP Codes in Area Code 730 ... List of Counties in Area Code 730 ... List of Major Cities/Towns in Area Code 730

6 days ago · Find out where 730 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here.

ew 730 area code become effective? Beginning July 7, 2023, customers in the 618 area code region may be assigned a number in the new 730 area code when they request.

Our reverse phone lookup will analyze the three-digit prefix of any 730 area code phone number and will show which telecommunications company and rate center it was initially assigned to.

Lookup information on Area Code 730 - get demographic, NPA NXX, and other data by area code

The 730 Area Code is located in the state of Illinois. Area Code 730 is one of the 269 three-digit telephone area codes in the USA. It covers roughly 599,999 unique phone numbers and …

With new telephone numbers in southern Illinois in high demand, the Illinois Commerce Commission approved the implementation of the new 730 area code to overlay the existing …