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331 Area Code (Illinois) Toll Free? Scam? Who's Calling?

The 331 area code is a three-digit area code that contains 14 unique phone numbers. It serves the state of Illinois.

  • State

    Illinois, IL

  • Major City

    Aurora

  • Timezone

    Central

  • Current Time

    2023-09-29 21:10:58

Phone Numbers That Start with 331

  • Phone Number
  • Caller Type
  • Comment
  • (331) 200-2736
    Debt Collector
    Gave a case #
  • (331) 200-8580
    Service Call
    I got tired of them calling and connecting silence, so I put it on my block list. now when I look at summary for blocking I see they still call me 5 times in a row in same minute several times a day so it must be a robocall
  • (331) 204-0431
    Unknown
    called me three times in three days. no voicemail.
  • (331) 204-8194
    Le Coalition
    Calls day after day and does not say a word. I said hello 4 times, no sound. Caller ID states Illinois association. Number 331 204 8194
  • (331) 207-9720
    Survey
    We do not do business with them, we do not have a history with them.
  • (331) 212-8148
    Aurora, IL
    They asked for me by name, when I confirmed it was me, they remained silent and then ultimately hung up. Received 5-6 calls in succession afterwards with nobody responding when I picked up.
  • (331) 214-5867
    Scammer/Fraudster
    This was very clearly a fake sales call. Do not call the number back or believe what they say, you will most likely get scammed and placed on a list to get more spam calls.
  • (331) 221-1000
    Survey
    They have been calling for about a year.
  • (331) 234-4238
    Prank Caller
    got part of a message, don't know who but sounded like a spam/scam call
  • (331) 240-4556
    Scammer/Fraudster
    spam
  • (331) 248-3969
    Jeffrey Of Homeland Security
    He claims he was recording, I pretty much laid into him about continuing to call my number. I have blocked the I received another call from different states. It's getting old
  • (331) 256-1072
    Unknown
    Says a loan I never applied for was approved. Foreign accent. Sounded like an Idia dialect.
  • (331) 301-4424
    Fax
    It is a recorded message so I can not ask them to stop calling
  • (331) 777-8442
    Amerisave
    They've called me 3 times today from different numbers talking about student loans.

Major Counties Served by 331 Area Code

  • County
  • Total Population
  • % of 331
  • % of County
  • DuPage
    916,924
    36%
    100%
  • Kane
    515,269
    33%
    59%
  • Kendall
    114,736
    20%
    58%
  • Will
    677,560
    6%
    6%

Major Cities Served by 331 Area Code

  • City
  • Total Population
  • % of 331
  • % of City
  • Aurora
    197,899
    5%
    100%
  • Naperville
    141,853
    4%
    100%
  • Bolingbrook
    73,366
    2%
    91%
  • Wheaton
    52,894
    1%
    100%
  • Downers Grove
    47,833
    2%
    100%
  • Elmhurst
    44,121
    1%
    100%
  • Lombard
    43,165
    1%
    100%
  • Carol Stream
    39,711
    1%
    100%
  • Bartlett
    41,208
    2%
    94%
  • Streamwood
    39,858
    1%
    97%
  • Hanover Park
    37,973
    1%
    100%
  • Addison
    36,942
    1%
    100%
  • Glendale Heights
    34,208
    1%
    100%
  • St. Charles
    32,974
    2%
    100%
  • Woodridge
    32,971
    1%
    100%
  • Oswego
    30,355
    2%
    100%
  • Glen Ellyn
    27,450
    1%
    100%
  • West Chicago
    27,086
    2%
    100%
  • Batavia
    26,045
    1%
    100%
  • Westmont
    24,685
    1%
    100%
  • Roselle
    22,763
    1%
    100%
  • Lisle
    22,390
    1%
    100%
  • Darien
    22,086
    1%
    100%
  • Bloomingdale
    22,018
    1%
    100%
  • Villa Park
    21,904
    1%
    100%
  • Geneva
    21,495
    1%
    100%
  • Montgomery
    18,438
    1%
    100%
  • Bensenville
    18,352
    1%
    99%
  • North Aurora
    16,760
    1%
    100%
  • Hinsdale
    16,816
    0%
    98%
  • Yorkville
    16,921
    2%
    96%
  • Lemont
    16,000
    1%
    100%
  • Wood Dale
    13,770
    1%
    100%
  • Warrenville
    13,140
    1%
    100%
  • Plano
    10,856
    1%
    100%
  • Burr Ridge
    10,559
    1%
    99%
  • Campton Hills
    11,131
    2%
    82%
  • Winfield
    9,080
    0%
    100%
  • Sugar Grove
    8,997
    1%
    100%
  • Itasca
    8,649
    1%
    100%
  • Willowbrook
    8,540
    0%
    100%
  • Clarendon Hills
    8,427
    0%
    100%
  • Joliet
    147,433
    0%
    6%
  • Boulder Hill
    8,108
    0%
    100%
  • Plainfield
    39,581
    1%
    20%
  • Oak Brook
    7,883
    1%
    99%
  • Elburn
    5,602
    0%
    100%
  • Romeoville
    39,680
    0%
    9%
  • Wayne
    2,431
    1%
    99%
  • Oakbrook Terrace
    2,134
    0%
    100%

Popular Phone Carriers

  • Landline

    Prefixes
    Carrier
    • 5%
      Peerless Network
    • 3%
      Level 3
    • 3%
      Mci Worldcom
    • 3%
      Ameritech
    • 3%
      Local Access
    • 3%
      Verizon Wireless
    • 1%
      Broadvox-clec
    • 11%
      Other
  • Wireless

    Prefixes
    Carrier
    • 20%
      Verizon Wireless
    • 15%
      Sprint
    • 11%
      T-mobile
    • 8%
      Cricket
    • 4%
      Cingular
    • 3%
      Bandwidthcom Clec
    • 1%
      Level 3
    • 1%
      Other

Statistics for Phone Prefixes in 331 Area Code

From these two pie charts, you can see the percentage of phone prefixes that have been assigned and the types of their usage.

Assigned

Usage

What Is the Location and Time Zone of Area Code 331?

Area code 331 is located in the Central Time Zone. The time zone covers six states in the central United States - Iowa, Illinois, Missouri, Kansas, Nebraska, and South Dakota. The time zone is also in use in part of Canada.

What Is the Origin of Area Code 331?

Area Code 331 is one of the original area codes created in 1947. It covers the entire Chicago metropolitan area. But what is the origin of this area code?The area code was originally assigned to Illinois. But it has since been split up, and the 331 area code now covers only the Chicago metropolitan area.

Why was area code 331 created in the first place?

The original area code system was created in 1947, and it was based on the idea that each area code would cover a certain geographic area. This made it easier for people to dial long distance calls.

The 331 area code was created because the 312 area code was becoming overloaded. The 312 area code was originally assigned to the city of Chicago, but it has since been expanded to include the entire metropolitan area.

So why is the 331 area code still in use?

The 331 area code is still in use because it covers the Chicago metropolitan area. This area is home to millions of people and businesses, so it is important to have a dedicated area code.

The 331 area code is also important because it is one of the original area codes. It was one of the first area codes to be created, and it has a long history of service.

If you are looking for a new area code, or if you are looking for more information on the 331 area code, then you should visit the official website of the North American Numbering Plan Administration.

What Areas Are Serviced by Code 331?

Are you looking for an HVAC technician who can help you with all your heating and cooling needs? If so, you should consider contacting Code 331. We provide HVAC services to residents in the following areas:• Columbus

• Westerville

• Dublin

• Hilliard

• Reynoldsburg

• Pickerington

If you're located in one of these areas, Code 331 is the perfect HVAC company for you. We have years of experience in the industry, and we're passionate about providing our clients with the highest level of service possible.

We offer a wide range of services, including:

• Heating installation

• Heating repair

• Air conditioning installation

• Air conditioning repair

• Duct cleaning

• HVAC system maintenance

No matter what your HVAC needs may be, we can help. Contact us today to learn more about our services, or to schedule a consultation. We look forward to hearing from you!

Is Area Code 331 Toll Free of Charge?

Yes, Area Code 331 is toll free. When you call a number in this area code, your call will be toll free. This is a great option if you need to call someone in this area code often, as it will not cost you anything extra to make the call.

How to Spot Scams in Area Code 331?

Area code 331 is in the Chicagoland area. If you're not familiar with the area, it's a large metropolitan area that covers several counties in Illinois and a small corner of Indiana. With so many people living and working in the area, it's no surprise that scammers are drawn to it like bugs to a light.There are all sorts of scams happening in area code 331, but some of the most common ones are scams involving fake IDs, online dating scams, and phone scams. If you're not familiar with the scams happening in your area, it can be tough to spot them. That's why we're going to take a look at some of the most common scams in area code 331 and how to spot them.

Fake IDs are one of the most common scams in the Chicagoland area. In fact, they're so common that the Illinois secretary of state has created a special website to warn people about them. Fake IDs are usually made to look like real IDs, so they can be difficult to spot. There are a few things to look for, though. For example, fake IDs often have misspellings or incorrect information on them. They may also be missing the holographic seal or have a different color seal.

Online dating scams are another common scam in the Chicagoland area. These scams involve someone you've met online asking you for money. They may say they need money for rent or medical expenses, or they may ask you to help them get out of a difficult situation. Whatever the story, the goal is always the same: to get your money.

Phone scams are also common in the Chicagoland area. These scams usually involve someone calling you and asking for money. They may say they're from a charity and need money to help people in need, or they may say they're from your utility company and need to money to prevent your service from being shut off. Whatever the story, the goal is always the same: to get your money.

If you're not familiar with the scams happening in your area, it can be tough to spot them. That's why it's important to stay informed about the scams happening in your area. The more you know, the les

How Can I Block Unwanted Calls from Area Code 331?

Getting unwanted calls from area code 331? Here's how you can block them.First, check your phone's manual to see if it has a built-in call blocker. If it does, you can use that to block calls from area code 331.

If your phone doesn't have a call blocker, you can download an app to your phone that will do the job. There are lots of apps to choose from, so search for one that meets your needs.

Finally, if you don't want to use an app, you can sign up for a call blocker service. These services allow you to enter the numbers of the people you don't want to call you, and they will block those calls for you.

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