You may search by AT&T Legal Entity or by International W-8 & W-9 Forms
AT&T Domestic Legal Entity
Choose the address found on your AT&T invoice
AT&T DW Holdings Inc
AT&T Enterprises LLC
AT&T Mobility National Accounts LLC
BellSouth Telecommunications LLC
BellSouth Telecommunications LLC DBA AT&T Florida
BellSouth Telecommunications LLC DBA AT&T Georgia
BellSouth Telecommunications LLC DBA AT&T Kentucky
BellSouth Telecommunications LLC DBA AT&T Louisiana
BellSouth Telecommunications LLC DBA AT&T Mississippi
BellSouth Telecommunications LLC DBA AT&T North Carolina
BellSouth Telecommunications LLC DBA AT&T South Carolina
Illinois Bell Telephone Company LLC
DBA AT&T Illinois
Indiana Bell Telephone Company LLC
DBA AT&T Indiana
Michigan Bell Telephone Company
DBA AT&T Michigan
Nevada Bell Telephone Company LLC
The Ohio Bell Telephone Company LLC
Pacific Bell Telephone Company
DBA AT&T California, AT&T Wholesale
Southwestern Bell Telephone Company LLC
DBA AT&T Southwest, AT&T Arkansas, AT&T Oklahoma, AT&T Texas
Wisconsin Bell LLC