NORTHUMBERLAND NATL BANK Routing Number: 031312835
- Routing Number: 031312835
- Bank Name: NORTHUMBERLAND NATL BANK
- Address: P.O. BOX 271
- State: PA
- Zip Code: 17857-0271
- Bank Phone: 570-473-3531
- Office Type: Main
- City: NORTHUMBERLAND
- Institution Status Code: 1