FDIC-insured bank
MainStreet Bank — Fairfax, VA
Bank headquartered in Fairfax, Virginia, part of MAINSTREET BANCSHARES INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 10089 Fairfax Blvd Fairfax, VA 22030 |
| County | Fairfax City |
| Metro area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| Website | www.mstreetbank.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 57742 |
| Federal Reserve RSSD ID | 3248849 |
| Status | Active |
| Charter class | SM (STATE) |
| Holding company | MAINSTREET BANCSHARES INC |
| Domestic offices | 7 |
| Financials as of | June 30, 2026 |
How to find your MainStreet Bank routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.mstreetbank.com.
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Offices nearest to headquarters
| Mainstreet Bank main office Fairfax, VA |
10089 Fairfax Blvd, 22030 |
| Mclean Branch Mclean, VA |
1354 Old Chain Bridge Rd, 22101 |
| Herndon Branch Herndon, VA |
727 Elden St, 20170 |
| Arlington Branch Arlington, VA |
1000 N Highland St, 22201 |
| Dc Branch Washington, DC |
1130 Connecticut Ave Nw, 20036 |
| Leesburg Branch Leesburg, VA |
307 E Market St, 20176 |
| Middleburg Branch Middleburg, VA |
10 N Pendleton St, 20117 |
Where MainStreet Bank has offices
Cities with the most MainStreet Bank offices
Other banks headquartered in Fairfax
| United Bank | $33.64 billion |
| FVCbank | $2.36 billion |
| The Freedom Bank of Virginia | $1.04 billion |
Largest banks headquartered elsewhere in Virginia
| Capital One, National Association Mclean | $662.16 billion |
| HSBC Bank USA, National Association Tysons | $173.10 billion |
| Atlantic Union Bank Richmond City | $38.02 billion |
| TowneBank Portsmouth | $22.62 billion |
| Burke & Herbert Bank & Trust Company Alexandria | $10.98 billion |
| Carter Bank & Trust Martinsville | $4.80 billion |
| Primis Bank Tappahannock | $4.34 billion |
| The First Bank and Trust Company Lebanon | $4.28 billion |
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