Contact Information by Company
Nicor Gas
Nicor Inc.
Nicor Advanced Energy
Nicor Services
Nicor Solutions
Nicor Enerchange
EN Engineering
Tropical Shipping
| Phone |
1 888 Nicor4u (1 888 642-6748) |
| TDD (for hearing/speech-impaired customers) |
1 800 942-9727 |
| Mailing Address |
P.O. Box 190
Aurora, IL 60507-0190 |
| Street Address |
1844 Ferry Road
Naperville, IL 60563-9600 |
| Phone |
630 305-9500 |
| Mailing Address |
P.O. Box 3014
Naperville, IL 60566-3014 |
| Street Address |
1844 Ferry Road
Naperville, IL 60563-9600 |
| Phone |
866 642-6794 |
| Fax |
630 718-2799 |
| Mailing Address |
P.O. Box 3042
Naperville, IL 60566-3042 |
| Street Address |
2019 Corporate Lane, Suite 159
Naperville, IL 60563-9647 |
| Phone |
630 718-2707 |
| Fax |
630 718-2799 |
| All-Season ComfortGuard |
1 800 373-1100 |
| Gas Line ComfortGuard |
1 800 373-1100 |
| Mailing Address |
P.O. Box 3042
Naperville, IL 60566-3042 |
| Street Address |
2019 Corporate Lane, Suite 159
Naperville, IL 60563-9647 |
| Phone |
866 369-0911 |
| Fax |
630 718-2900 |
| Mailing Address |
P.O. Box 3042
Naperville, IL 60566-3042 |
| Street Address |
2019 Corporate Lane, Suite 159
Naperville, IL 60563-9647 |
| Phone |
630 245-7800 |
| Fax |
630 245-7838 or 630 245-7839 |
| Mailing Address |
Central Park West
3333 Warrenville Road,
Suite 630
Lisle, IL 60532 |
| Street Address |
Central Park West
3333 Warrenville Road,
Suite 630
Lisle, IL 60532 |
EN Engineering
| Phone |
630 353-4000 |
| Fax |
630 353-7000 |
| Mailing Address |
7135 James Ave.
Woodridge, IL 60517 |
| Street Address |
7135 James Ave.
Woodridge, IL 60517 |
| Phone |
1 800 367-6200 |
| Alternate Phone |
561 881-3900 |
| Mailing Address |
P.O. Box 10683
Riviera Beach, FL 33419-0683 |
| Street Address |
5 E. 11th Street
Riviera Beach, FL 33404-6920 |
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