FFCU Field of Membership Zip Codes
| Zip Code | Town/City | County |
| 60004 | Arlington Heights | Cook County |
| 60005 | Arlington Heights | Cook County |
| 60007 | Elk Grove Village | Cook County |
| 60008 | Rolling Meadows | Cook County |
| 60016 | Des Plaines | Cook County |
| 60018 | Des Plaines | Cook County |
| 60022 | Glencoe | Cook County |
| 60025 | Glenview | Cook County |
| 60026 | Glenview | Cook County |
| 60029 | Golf | Cook County |
| 60043 | Kenilworth | Cook County |
| 60053 | Morton Grove | Cook County |
| 60056 | Mount Prospect | Cook County |
| 60062 | Northbrook | Cook County |
| 60068 | Park Ridge | Cook County |
| 60070 | Prospect Heights | Cook County |
| 60074 | Palatine | Cook County |
| 60076 | Skokie | Cook County |
| 60077 | Skokie | Cook County |
| 60090 | Wheeling | Cook County |
| 60091 | Wilmette | Cook County |
| 60093 | Winnetka | Cook County |
| 60104 | Bellwood | Cook County |
| 60130 | Forest Park | Cook County |
| 60131 | Franklin Park | Cook County |
| 60141 | Hines | Cook County |
| 60153 | Maywood | Cook County |
| 60154 | Westchester | Cook County |
| 60155 | Broadview | Cook County |
| 60160 | Melrose Park | Cook County |
| 60162 | Hillside | Cook County |
| 60163 | Berkeley | Cook County |
| 60164 | Melrose Park | Cook County |
| 60165 | Stone Park | Cook County |
| 60171 | River Grove | Cook County |
| 60176 | Schiller Park | Cook County |
| 60201 | Evanston | Cook County |
| 60202 | Evanston | Cook County |
| 60203 | Evanston | Cook County |
| 60301 | Oak Park | Cook County |
| 60302 | Oak Park | Cook County |
| 60304 | Oak Park | Cook County |
| 60305 | River Forest | Cook County |
| 60402 | Berwyn | Cook County |
| 60501 | Summit Argo | Cook County |
| 60513 | Brookfield | Cook County |
| 60525 | La Grange | Cook County |
| 60526 | La Grange Park | Cook County |
| 60534 | Lyons | Cook County |
| 60546 | Riverside | Cook County |
| 60558 | Western Springs | Cook County |
| 60601 | Chicago | Cook County |
| 60602 | Chicago | Cook County |
| 60603 | Chicago | Cook County |
| 60604 | Chicago | Cook County |
| 60605 | Chicago | Cook County |
| 60606 | Chicago | Cook County |
| 60607 | Chicago | Cook County |
| 60608 | Chicago | Cook County |
| 60610 | Chicago | Cook County |
| 60611 | Chicago | Cook County |
| 60612 | Chicago | Cook County |
| 60613 | Chicago | Cook County |
| 60614 | Chicago | Cook County |
| 60616 | Chicago | Cook County |
| 60618 | Chicago | Cook County |
| 60622 | Chicago | Cook County |
| 60623 | Chicago | Cook County |
| 60624 | Chicago | Cook County |
| 60625 | Chicago | Cook County |
| 60626 | Chicago | Cook County |
| 60630 | Chicago | Cook County |
| 60631 | Chicago | Cook County |
| 60632 | Chicago | Cook County |
| 60634 | Chicago | Cook County |
| 60639 | Chicago | Cook County |
| 60640 | Chicago | Cook County |
| 60641 | Chicago | Cook County |
| 60642 | Chicago | Cook County |
| 60644 | Chicago | Cook County |
| 60645 | Chicago | Cook County |
| 60646 | Chicago | Cook County |
| 60647 | Chicago | Cook County |
| 60651 | Chicago | Cook County |
| 60654 | Chicago | Cook County |
| 60656 | Chicago | Cook County |
| 60657 | Chicago | Cook County |
| 60659 | Chicago | Cook County |
| 60660 | Chicago | Cook County |
| 60661 | Chicago | Cook County |
| 60706 | Harwood Heights | Cook County |
| 60707 | Elmwood Park | Cook County |
| 60712 | Lincolnwood | Cook County |
| 60714 | Niles | Cook County |
| 60804 | Cicero | Cook County |
| 60101 | Addison | DuPage County |
| 60106 | Bensenville | DuPage County |
| 60126 | Elmhurst | DuPage County |
| 60137 | Glen Ellyn | DuPage County |
| 60143 | Itasca | DuPage County |
| 60148 | Lombard | DuPage County |
| 60181 | Villa Park | DuPage County |
| 60191 | Wood Dale | DuPage County |
| 60514 | Clarendon Hills | DuPage County |
| 60515 | Downers Grove | DuPage County |
| 60516 | Downers Grove | DuPage County |
| 60517 | Woodridge | DuPage County |
| 60521 | Hinsdale | DuPage County |
| 60523 | Oak Brook | DuPage County |
| 60527 | Willowbrook | DuPage County |
| 60532 | Lisle | DuPage County |
| 60559 | Westmont | DuPage County |
| 60561 | Darien | DuPage County |
| 60015 | Deerfield | Lake County |
| 60030 | Grayslake | Lake County |
| 60031 | Gurnee | Lake County |
| 60035 | Highland Park | Lake County |
| 60040 | Highwood | Lake County |
| 60044 | Lake Bluff | Lake County |
| 60045 | Lake Forest | Lake County |
| 60048 | Libertyville | Lake County |
| 60061 | Vernon Hills | Lake County |
| 60064 | North Chicago | Lake County |
| 60069 | Lincolnshire | Lake County |
| 60085 | Waukegan | Lake County |
| 60088 | Great Lakes | Lake County |
| 60089 | Buffalo Grove | Lake County |
| 60440 | Bolingbrook | Will County |
