Bank Branches › Oklahoma › Greer County › 101 S Oklahoma Ave
Full-service office · FDIC office no. 2700
Great Plains National Bank
101 S Oklahoma Ave, Mangum, OK 73554
Open · June 2026
$52.8M
deposits, 2026
1900
established
2nd
of 4 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | Great Plains National Bank | $52.8M | −3% |
| Jun 30 2025 | Great Plains National Bank | $54.7M | +11% |
| Jun 30 2024 | Great Plains National Bank | $49.4M | 0% |
| Jun 30 2023 | Great Plains National Bank | $49.2M | +8% |
| Jun 30 2022 | Great Plains National Bank | $45.8M | −1% |
| Jun 30 2021 | Great Plains National Bank | $46.5M | +1% |
| Jun 30 2020 | Great Plains National Bank | $45.8M | +35% |
| Jun 30 2019 | Great Plains National Bank | $34.0M | +5% |
| Jun 30 2018 | Great Plains National Bank | $32.4M | +5% |
| Jun 30 2017 | Great Plains National Bank | $30.8M | −1% |
| Jun 30 2016 | Great Plains National Bank | $31.0M | −9% |
| Jun 30 2015 | Great Plains National Bank | $34.2M | −10% |
| Jun 30 2014 | Great Plains National Bank | $37.8M | +2% |
| Jun 30 2013 | Great Plains National Bank | $37.0M | −5% |
| Jun 30 2012 | Great Plains National Bank | $39.0M | +3% |
| Jun 30 2011 | Great Plains National Bank | $38.0M | +8% |
| Jun 30 2010 | Great Plains National Bank | $35.3M | +13% |
| Jun 30 2009 | Great Plains National Bank | $31.4M | +3% |
| Jun 30 2008 | Great Plains National Bank | $30.4M | +1% |
| Jun 30 2007 | Great Plains National Bank | $30.0M | −3% |
| Jun 30 2006 | Great Plains National Bank | $30.9M | 0% |
| Jun 30 2005 | Great Plains National Bank | $31.0M | +10% |
| Jun 30 2004 | Great Plains National Bank | $28.2M | +7% |
| Jun 30 2003 | Great Plains National Bank | $26.5M | +4% |
| Jun 30 2002 | Great Plains National Bank | $25.4M | +10% |
| Jun 30 2001 | Great Plains National Bank | $23.2M | +5% |
| Jun 30 2000 | Great Plains National Bank | $22.0M | −6% |
| Jun 30 1999 | Great Plains National Bank | $23.5M | +1% |
| Jun 30 1998 | Great Plains National Bank | $23.3M | +13% |
| Jun 30 1997 | Great Plains National BankNEW NAME | $20.6M | +15% |
| Jun 30 1996 | The First National Bank of Mangum | $17.9M | −2% |
| Jun 30 1995 | The First National Bank of Mangum | $18.2M | −11% |
| Jun 30 1994 | The First National Bank of Mangum | $20.5M | |
| 1900-01-01 | Office established (FDIC record) — 94 years before this passbook begins | ||
Nearest other open offices in Greer County
- 0.1 miSovereign Bank · 204 N Oklahoma Ave, Mangum
- 0.9 miCattlemens Bank · 1400 N Louis Tittle Ave, Mangum
- 9.2 miSovereign Bank · 104 E 1st St, Granite
All banks in Greer County →
Every Great Plains National Bank office →
Earlier names and banks folded into Great Plains National Bank →
Names on the sign
1994–1996The First National Bank of Mangum1997–nowGreat Plains National Bank
The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.
Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 2700.