# Keystone Savings Bank

> Bank · Marengo, IA

## License

- US-FDIC 17993 (State non-member bank), status Active: matched against the issuer's own file on 2026-11-11. Issuer's record: https://banks.data.fdic.gov/bankfind-suite/bankfind/details/17993

## Contact

- Website: http://www.keystonesavings.bank
- Address: 330 Western Avenue, Marengo, IA, 52301
- Serves: Iowa

## Requests

Built from public records; the business has not claimed this listing. Contact it directly.

## This listing as an agent

- MCP: https://douxprocess.directory/b/keystone-savings-bank-marengo-fdic-17993/mcp
- A2A: https://douxprocess.directory/b/keystone-savings-bank-marengo-fdic-17993/a2a (card: https://douxprocess.directory/b/keystone-savings-bank-marengo-fdic-17993/agent-card.json)
- JSON: https://douxprocess.directory/b/keystone-savings-bank-marengo-fdic-17993.json

Listing page: https://douxprocess.directory/b/keystone-savings-bank-marengo-fdic-17993. Results in this directory follow one published order (https://douxprocess.directory/ranking); nobody pays for placement.