NCUA-insured credit union
Security
Credit Union headquartered in Grand Blanc, Michigan.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | P.O. Box 5255 Grand Blanc, MI 48480 |
| County | Genesee |
| Website | not published in NCUA data |
| Phone | (810) 235-2322 |
NCUA record
| NCUA Charter | 61159 |
| Federal Reserve RSSD ID | 280295 |
| Status | Active |
| Charter type | 2 (STATE) |
| Financials as of | March 31, 2026 |
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.
See how your odds compare before you apply at Security.
Offices
| Administration Building main office Holly, MI |
5255 Security Park Blvd, 48442 (810) 235-2322 8-5 M-F |
| Center Road Office Burton, MI |
2230 S Center Rd, 48519 (810) 235-2322 9 - 6 M & F 9 - 5 T W Th 9 - 12:30 Sat |
| Cros-Lex Office Croswell, MI |
5200 Peck Rd, 48422 (810) 235-2322 M-Thu 9-5Fri 10-6 |
| Detroit Office Detroit, MI |
2444 Clark St, 48209 (810) 235-2322 9:30 - 4:45 M - F |
| Linden Road Office Flint, MI |
2404 S Linden Rd, 48532 (810) 235-2322 9 - 6 M & F 9 - 5 T W Th 9 - 12:30 Sat |
| Flushing Branch Flushing, MI |
220 E Main St, 48433 (810) 235-2322 Monday and Friday 9:00-6:00 Tuesday, Wednesday, and Thursday 9:00-5:00 Drive Up only on Saturdays from 9:00-12:30. |
| Holly Road Office Grand Blanc, MI |
8040 Holly Rd, 48439 (810) 235-2322 9 - 6 M & F 9 - 5 T W Th 9 - 12:30 Sat |
| Operations Building Holly, MI |
5260 Security Park Blvd, 48442 (810) 235-2322 8-5 M-F |
| Imlay City Office Imlay City, MI |
337 E 1St St, 48444 (810) 235-2322 9 - 6 M & F 9 - 5 T W Th 9 - 12:30 Sat |
| Lapeer Office Lapeer, MI |
1073 S Lapeer Rd, 48446 (810) 235-2322 M-Th 9-5 F 9-6 |
| Myers Road Office Lapeer, MI |
1495 Imlay City Rd, 48446 (810) 235-2322 9 - 6 M & F 9 - 5 T W Th 9 - 12:30 Sat |
| Midland Office Midland, MI |
1000 S Saginaw Rd, 48640 (810) 235-2322 M-F 9-5 Sat 9-12:30 |
17 offices in total. Browse them by city through the state pages.
Where Security has offices
Other credit unions headquartered in Grand Blanc
| Elga | $2.47 billion |
| Dort Financial | $2.46 billion |