Starting February 10, 2023, self-petitioning abused spouses, children, and parents must file Form I-360, Petition for Amerasian, Widow(er), or Special Immigrant, and Form I-485, Application to Register Permanent Residence or Adjust Status, at the Nebraska Service Center instead of the Vermont Service Center. 

If you are a Self-Petitioning Abused Spouse, Child, or Parent filing:Then mail your petition/application to:

Form I-360, Petition for Amerasian, Widow(er), or Special Immigrant	Nebraska Service Center U.S. Postal Service (USPS):USCISP.O. Box 87426Lincoln, NE 68501-7526 FedEx, UPS, and DHL deliveries:USCISAttn: 360 VAWA850 S St.Lincoln, NE 68508-1225
Form I-485, Application to Register Permanent Residence or Adjust Status	Nebraska Service Center U.S. Postal Service (USPS):USCISP.O. Box 87426Lincoln, NE 68501-7526 FedEx, UPS, and DHL deliveries:USCISAttn: 485U VAWA850 S St.Lincoln, NE 68508-1225

We have updated the addresses on the Direct Filing Addresses for Form I-360, Immigrant Petition for Amerasian, Widow(er) or Special Immigrant, page and the Direct Filing Addresses for Form I-485, Application to Register Permanent Residence or Adjust Status, page.

We will allow a 30-day grace period for petitioners to file Form I-360 and Form I-485 at the Vermont Service Center. Items must be postmarked on or before March 12, 2023. After that date, we will reject and return any application, secure identity documents, and other correspondence to the safe address, preferred address or the address of the Attorney or Accredited Representative if any listed on an accompanying Form G-28.

Original source can be found here