AT&T's portal for |Ariba Supplier Network|Global Real Estate (GRE) Supplier Portal|iSupplier|Setting up EDI|Payment Status

Purchase Order and Invoicing Information for AT&T Suppliers

Ariba Supplier Network

The Supplier Information Portal provides step by step instructions on everything suppliers need to transact with AT&T.

GRE Supplier Portal

The AT&T Global Real Estate (GRE) Supplier Portal is a front-door that provides GRE suppliers with training materials, self-paced training videos, and a way to request access to our Oracle application.

iSupplier

iSupplier Portal is an Internet self-service tool which enables suppliers to have real-time access to procure-to-pay transactions such as purchase orders, invoices, and payment status.

Electronic Data Interchange (EDI)

EDI provides direct access to AT&T via standard e-commerce transaction sets (ANSI X12 004010). If you are interested in obtaining AT&T Corporate Standard Specifications, please send us an email.

Contact Us DL‑EDINHGIS@att.com
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Payment Status

Payment and remittance information is available online to suppliers on the AT&T Supplier Payment Status Facility site.

Payment Status Facility

Payment Status Inquiries

If you have questions concerning an invoice that is not in the payment site, please contact the Supply Chain Service Center at 1-800-366-0418. When prompted select Option 2, then when prompted again select Option 3 to reach the invoice support team.