NCUA-insured credit union
Great Lakes — Bannockburn, IL
Credit Union headquartered in Bannockburn, Illinois.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | P.O. Box 1289 Bannockburn, IL 60015 |
| County | Lake |
| Website | not published in NCUA data |
| Phone | (847) 578-7000 |
NCUA record
| NCUA Charter | 60238 |
| Federal Reserve RSSD ID | 630395 |
| Status | Active |
| Charter type | 2 (STATE) |
| Financials as of | March 31, 2026 |
How to find your Great Lakes routing number
NCUA does not publish ABA routing numbers, and many credit unions use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this credit union, the "account details" screen in its online banking, or its official website.
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Offices
| Glcu Headquarters main office Bannockburn, IL |
2111 Waukegan Rd, 60015 (847) 578-7000 N/A |
| Antioch Branch Antioch, IL |
351 E Il Route 173, 60002 (847) 887-8730 Lobby Hours Monday - Thursday: 9:00 a.m. - 5:00 p.m.Friday: 9:00 a.m. - 6:00 p.m.Saturday: 9:00 a.m. - 1:00 p.m.Sunday: ClosedDrive-Up HoursMonday - Thursday: 8:30 a.m. - 5:30 p.m.Friday: 8:30 a.m. - 6:00 p.m.Saturday: 8:30 a.m. - 1:00 p.m.Su |
| Berkeley Berkeley, IL |
5401 Saint Charles Rd, 60163 (800) 982-7850 Monday, Tuesday, Thursday, Friday 9:00AM - 5:00PM |
| Bolingbrook Branch Bolingbrook, IL |
267 S Weber Rd, 60490 (630) 369-4070 Lobby HoursMonday ? Thursday : 9:00 a.m. - 5:00 p.m.Friday : 9:00 a.m. - 6:00 p.m.Saturday: 9:00 a.m. - 1:00 p.m.Sunday: ClosedDrive-Up HoursMonday - Thursday: 8:30 a.m. - 5:30 p.m.Friday: 8:30 a.m. - 6:00 p.m.Saturday: 8:30 a.m. - 1:00 p.m. |
| Chicago Austin (Leaders Network Financial) Chicago, IL |
5600 W Madison St, 60644 (800) 982-7850 M, W, F 9AM-3PM |
| Chicago Uptown Chicago, IL |
1011 W Lawrence Ave, 60640 (773) 769-5800 Lobby HoursMonday ? Thursday : 9:00 a.m. - 5:00 p.m.Friday : 9:00 a.m. - 6:00 p.m.Saturday: 9:00 a.m. - 1:00 p.m.Sunday: Closed |
| Chicago Galewood Branch Chicago, IL |
6612 W North Ave, 60707 (800) 982-7850 Monday through Friday 9:00AM - 5:30PM and Saturday 9:00AM - 2:00PM |
| Chicago Douglas Chicago, IL |
3510 S Michigan Ave Ste 119, 60653 (800) 982-7850 Monday through Friday 9:00AM - 5:30PM and Saturday 9:00AM - 2:00PM Note: As this location is inside a Chicago Police Department building, be prepared to present ID. |
| Chicago West Rogers Park Branch Chicago, IL |
2942 W Peterson Ave, 60659 (800) 982-7850 Lobby Hours: Monday, Tuesday, Thursday, Friday 9:00AM - 5:00PM and Wednesday 11:00AM - 5PM Drive-Up: Monday, Tuesday, Thursday, Friday 9:00AM - 5:00PM and Wednesday 11:00AM - 5PM |
| Country Club Hills Branch Country Club Hills, IL |
18130 Crawford Ave, 60478 (708) 957-1991 Lobby Hours Monday ? Thursday : 9:00 a.m. - 5:00 p.m.Friday : 9:00 a.m. - 6:00 p.m.Saturday: 9:00 a.m. - 1:00 p.m.Sunday: ClosedDrive-Up HoursMonday - Thursday: 8:30 a.m. - 5:30 p.m.Friday: 8:30 a.m. - 6:00 p.m.Saturday: 8:30 a.m. - 1:00p.m |
| Crystal Lake Branch Crystal Lake, IL |
345 E Congress Pkwy, 60014 (815) 459-3615 Lobby Hours Monday ? Thursday : 9:00 a.m. - 5:00 p.m.Friday : 9:00 a.m. - 6:00 p.m.Saturday: 9:00 a.m. - 1:00 p.m.Sunday: Closed Drive-Up HoursMonday - Thursday: 8:30 a.m. - 5:30 p.m.Friday: 8:30 a.m. - 6:00 p.m.Saturday: 8:30 a.m. - 1:00 p. |
| Danville Danville, IL |
323 N Gilbert St, 61832 (800) 982-7850 Lobby Hours through April 30: Monday through Friday 8:30AM - 5:00PM CT and Saturday 8:30AM - 12:00PM CT Drive-Up through April 30: Monday through Friday 8:30AM - 5:00PM CT and Saturday 9:00AM - 12:00PM CT |
21 offices in total. Browse them by city through the state pages.
Where Great Lakes has offices
Cities with the most Great Lakes offices
Largest credit unions headquartered elsewhere in Illinois
| Alliant Chicago | $19.66 billion |
| Citizens Equity First Peoria | $8.61 billion |
| Baxter Vernon Hills | $6.50 billion |
| State Farm Bloomington | $5.62 billion |
| Consumers lake Forest | $4.57 billion |
| Credit Union 1 Lombard | $2.64 billion |
| I. H. Mississippi Valley Moline | $2.33 billion |
| Empeople Moline | $2.28 billion |
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