routing number 031100636 is used by the Automated Clearing House (ACH) to process direct deposits. ABA routing numbers, or routing transit numbers, are nine-digit codes you can find on the bottom of checks and are used for ACH and wire transfers.
| Wilmington Savs Fund Soc Routing Numbers | Area | 
|---|---|
| 031100102 - Wilmington Savs Fund Soc | DE 19703 | 
All Wilmington Savs Fund Soc Routing Numbers