Illinois Phone Numbers

Fixed Lines

  • +1 217-807-5989
  • +1 217-587-4375
  • +1 217-719-5939
  • +1 217-708-7505
  • +1 217-638-5185
  • +1 217-792-4299
  • +1 217-324-0228
  • +1 217-801-3703
  • +1 217-481-7597
  • +1 217-937-7386

Mobile Lines

  • +1 207-680-8335
  • +1 201-443-8853
  • +1 302-432-0203
  • +1 305-607-3116
  • +1 401-848-1039
  • +1 323-926-0266
  • +1 413-454-1430
  • +1 339-567-8984
  • +1 347-373-6823
  • +1 409-963-3894

The Illinois area code is +1217 and the calling code forUnited States of America is +1. An area code of a region containsthe country code. This means that phone numbers in Illinois start with +1217. The phone number format for Illinois is +1 217-XXX-XXXX.

You can use these phone numbers to compare them with a phone number that your received from someone in Illinois.In this way, you can ensure that the number is valid and from Illinois.

Generate random phone numbers for Illinois and use them to test your validations or show them as an example for users. The users will know how they should type their phone number.For example, if you require the number for a landline in Illinois and the user enters his local number without the prefix 1217 and he doesn't specify area code, then you don't knowif the number is correct.