Directory information, not recipient confirmation. Fax numbers can change and differ by department, location, form, or plan. Confirm this destination directly with Illinois Department of Employment Security (IDES) before sending sensitive documents. FaxFlow is not affiliated with this organization.
Illinois Department of Employment Security (IDES) fax number
(217) 557-4913
Unemployment Insurance
Used for: Submitting unemployment insurance documents and notices to IDES; commonly used to send all UI-related documents and to process protests of benefit charges (SIDES).
Fax destination details
- Department
- Unemployment Insurance
- Purpose
- Submitting unemployment insurance documents and notices to IDES; commonly used to send all UI-related documents and to process protests of benefit charges (SIDES).
- Form
- ADJ030F-CHARGE — Notice to Protest Benefit Charges
- Address
- P.O. Box 19509, Springfield, IL 62794
- Voice phone
- 800-244-5631
- Website
- Visit organization website
Before you send
- Confirm that this exact department handles your document or request.
- Check the organization website or call its main line for the current fax number.
- Include a cover sheet and any case, member, claim, or form reference required.
- Keep the delivery confirmation with your submission records.
Fill in the employer and claim information, then mail to IDES or fax to the provided number; you may also submit via the SIDES portal and attach the form as needed.
Official form instructions are published as a downloadable file on the organization's website.
Sources and verification
FaxFlow records the public sources found during directory research. A source link is useful evidence, but it is not a guarantee that a number still reaches the same team.
No public source link was saved with this record. Confirm the number directly with the organization before using it.