The 618 area code
The 618 area code covers Belleville, IL, in the Central time zone. Here is which cities use it, the current local time, the codes it overlays, how 618 numbers are written, and how to get a local 618 number for your business.
618 covers Belleville, IL. It sits in the Central time zone, where it is currently 10:27 PM. It shares that ground with 730, so ten-digit dialling is required. Numbers are written as (618) XXX-XXXX.
Where is the 618 area code?
The 618 area code serves Belleville, IL. It is one of the active area codes in the North American Numbering Plan, the system that assigns phone numbers across the United States, Canada, and nearby regions. A caller seeing a 618 number knows, at a glance, that the line is tied to Belleville, IL.
What cities use the 618 area code?
These are the places with numbering prefixes in 618, the ones with the most prefixes first:
Belleville accounts for the largest share of 618 prefixes, with Granite City and East St. Louis next. A local number in any of them reads as local to everyone else on the list, because they all dial on 618.
Which area codes overlay 618?
618 is part of an overlay complex with 730. An overlay puts more than one area code over the same geography instead of splitting the region in two, so existing numbers keep their code and new ones get the added code. Two neighbours on the same street can hold different area codes. That is why ten-digit dialling is required here: you cannot assume a local call shares your area code.
What time is it in the 618 area code?
The 618 area code is in the Central time zone. Right now it is about 10:27 PM there. If you are calling a 618 number, check the local time first so you reach someone during business hours. If you run a business on a 618 line, missing a call after hours means the caller moves on to the next name on their list.
How to write a 618 phone number
A full 618 number is ten digits: the three-digit area code, then a three-digit prefix, then a four-digit line number. It is usually written as (618) XXX-XXXX, or 618-XXX-XXXX. To dial it from outside the United States, add the country code: +1 618 XXX XXXX.
Getting a local 618 number for your business
People are far more likely to answer a call from a local number. If you do business in Belleville, Granite City and East St. Louis, a 618 number tells customers you are one of them, not an out-of-town call center. A virtual phone service can assign you a 618 number in minutes, no new hardware required.
The catch is answering it. A local number only helps if someone picks up. HiThisIs gives you a local number and a front desk that answers every call on the first ring, day or night, has a real conversation, and texts you the lead in seconds. It is a fraction of the cost of a human answering service, from $99 a month. See plans and pricing, or hear it answer on your own phone.
Common questions about the 618 area code
Where is the 618 area code?
The 618 area code covers Belleville, IL, in the Central time zone.
What cities use the 618 area code?
Belleville, Granite City, East St. Louis, Edwardsville, Carbondale, Collinsville, Alton and Mount Vernon all have numbering prefixes in 618.
What time zone is the 618 area code in?
The 618 area code is in the Central time zone. The current local time there is 10:27 PM.
Does 618 overlay another area code?
Yes. 618 is part of an overlay complex with 730. An overlay puts more than one area code over the same geography, which is why ten-digit dialling is required there: two neighbours can hold different area codes on the same street.
Is 618 a real area code?
Yes. 618 is an active North American Numbering Plan area code serving Belleville, IL.
How do I get a 618 phone number for my business?
A virtual phone service can assign you a local 618 number so customers in Belleville, Granite City and East St. Louis see a familiar area code when you call, and so your business looks local. HiThisIs includes a local number with every plan and answers it around the clock.