NCUA-insured credit union

Arsenal

Credit Union headquartered in Arnold, Missouri.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Total assets
$395.08 million
Branches
4
NCUA-insured since
1988
Established
1948

Headquarters and contact

Address3780 Vogel Rd
Arnold, MO 63010
CountyJefferson
Websitenot published in NCUA data
Phone(314) 962-6363

NCUA record

NCUA Charter67195
Federal Reserve RSSD ID4893
StatusActive
Charter type2 (STATE)
Financials as ofMarch 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 Arsenal.

Offices

Arnold Branch main office
Arnold, MO
3780 Vogel Rd, 63010
(314) 962-6363
Lobby Hours- Mon-Friday 9:00 am - 6:00 pm Drive Thru Hours- Mon-Friday 8:00 am - 6:00 pm Lobby Hours- Saturday - 9:00 am- 2:00
North Branch
Florissant, MO
14305 New Halls Ferry Rd, 63033
(314) 962-6363
Lobby Hours - Monday-Thursday 9:00 am- 6:00 pm Lobby Hours - Friday 9:00 am - 6:00 pm Drive Thru Hours- Mon-Friday 8:00 am - 6:00 pm Lobby Hours - Saturday 9:00 am - 2:00 p
Watson Branch
Saint Louis, MO
8651 Watson Rd, 63119
(314) 962-6363
Lobby - Monday-Friday 9:00 am- 6:00 pm Drive Thru- Monday - Friday 8:00 am- 6:00 pm Lobby - Saturday 9:00 am- 2:00 pm Drive T
Swansea Branch
Swansea, IL
4384 N Illinois St, 62226
(314) 962-6363
Lobby Monday-Thursday 9:00am-5:00pmLobby Friday 9:00am-6:00pmLobby Saturday 9:00am-12:00pmDrive-Up Monday-Thursday 9:00am-5:00pmDrive Up Friday 9:00am-6:00pmDrive-Up Saturday 9:00am-12:00pm