AT&T Inc. EDI 940 Warehouse Shipping Order

Schema Reference

21 segments · X12 940 Warehouse Shipping Order

ISA01 Authorization Information Qualifier

M ID 2-2

ISA02 Authorization Information

M AN 10-10

ISA03 Security Information Qualifier

M ID 2-2

ISA04 Security Information

M AN 10-10

ISA05 Interchange ID Qualifier

M ID 2-2

ISA06 Interchange Sender ID

M AN 15-15

ISA07 Interchange ID Qualifier

M ID 2-2

ISA08 Interchange Receiver ID

M AN 15-15

ISA09 Interchange Date

M DT 6-6

ISA10 Interchange Time

M TM 4-4

ISA11 Interchange Control Standards Identifier

M ID 1-1

ISA12 Interchange Control Version Number

M ID 5-5

ISA13 Interchange Control Number

M N0 9-9

ISA14 Acknowledgment Requested

M ID 1-1

ISA15 Usage Indicator

M ID 1-1

GS01 Functional Identifier Code

M ID 2-2

GS02 Application Sender's Code

M AN 2-15

GS03 Application Receiver's Code

M AN 2-15

GS04 Date

M DT 8-8

GS05 Time

M TM 4-8

GS06 Group Control Number

M N0 1-9

GS07 Responsible Agency Code

M ID 1-2

GS08 Version / Release / Industry Identifier Code

M AN 1-12

ST01 Transaction Set Identifier Code

M ID 3-3

ST02 Transaction Set Control Number

M AN 4-9

W0501 Order Status Code

M ID 1-1

W0502 Depositor Order Number

M AN 1-22

W0503 Purchase Order Number

O AN 1-22

W0507 Action Code

O ID 1-2

N1 Loop Repeat: 10

N101 Entity Identifier Code

M ID 2-3

N102 Name

C AN 1-60

N301 Address Information

M AN 1-55

N302 Address Information

O AN 1-55

N401 City Name

O AN 2-30

N402 State or Province Code

O ID 2-2

N403 Postal Code

O ID 3-15

N404 Country Code

O ID 2-3

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N903 Free-form Description

C AN 1-45

G6201 Date Qualifier

C ID 2-2

G6202 Date

C DT 8-8

G6203 Time Qualifier

C ID 1-2

G6204 Time

C TM 4-8

G6205 Time Code

O ID 2-2

NTE01 Note Reference Code

O ID 3-3

NTE02 Description

M AN 1-80

W0901 Equipment Description Code

M ID 2-2

W0902 Temperature

C R 1-4

W0903 Unit or Basis for Measurement Code

C ID 2-2

W0904 Temperature

C R 1-4

W0905 Unit or Basis for Measurement Code

C ID 2-2

W0906 Free Form Message

O AN 1-60

W0907 Vent Setting Code

O ID 1-1

W0908 Percent

O N0 1-3

W0909 Quantity

O R 1-15

W6601 Shipment Method of Payment

M ID 2-2

W6602 Transportation Method/Type Code

M ID 1-2

W6603 Pallet Exchange Code

O ID 1-1

W6604 Unit Load Option Code

O ID 2-2

W6605 Routing

O AN 1-35

W6606 F.O.B. Point Code

O ID 2-2

W6607 F.O.B. Point

O AN 1-30

W6608 COD Method of Payment Code

C ID 1-1

W6609 Amount

C N2 1-15

W6610 Standard Carrier Alpha Code

O ID 2-4

W601 Special Handling Code

M ID 2-3

W602 Special Handling Code

O ID 2-3

W603 Special Handling Code

O ID 2-3

W604 Special Handling Code

O ID 2-3

LX Loop

LX01 Assigned Number

M N0 1-6

W01 Loop

W0101 Quantity Ordered

M R 1-15

W0102 Unit or Basis for Measurement Code

M ID 2-2

W0104 Product/Service ID Qualifier

C ID 2-2

W0105 Product/Service ID

C AN 1-48

W0115 Product/Service ID Qualifier

C ID 2-2

W0116 Product/Service ID

C AN 1-48

G6901 Free-form Description

M AN 1-45

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N903 Free-form Description

C AN 1-45

W2001 Pack

O N0 1-6

W2002 Size

C R 1-8

W2003 Unit or Basis for Measurement Code

C ID 2-2

W2004 Weight

C R 1-10

W2005 Weight Qualifier

C ID 1-2

W2006 Weight Unit Code

C ID 1-1

W2008 Volume

C R 1-8

W2009 Unit or Basis for Measurement Code

C ID 2-2

QTY01 Quantity Qualifier

M ID 2-2

QTY02 Quantity

C R 1-15

W7601 Quantity Ordered

M R 1-15

W7602 Weight

C R 1-10

W7603 Unit or Basis for Measurement Code

C ID 2-2

W7604 Volume

C R 1-8

W7605 Unit or Basis for Measurement Code

C ID 2-2

SE01 Number of Included Segments

M N0 1-10

SE02 Transaction Set Control Number

M AN 4-9

Automating AT&T Inc. EDI 940

Stacksync validates, transforms, and delivers your 940 transactions automatically — so your team can focus on operations, not EDI compliance.

Validate

Transform

Route

Monitor

Stacksync processes AT&T Inc. EDI 940 (Warehouse Shipping Order) documents automatically — syncing data to your system in real time with no manual intervention required.

Business unit variations

AT&T (New ISA ID: 108024050B2B)

Stacksync processes AT&T Inc. EDI 940 (Warehouse Shipping Order) documents automatically — syncing data to your system in real time with no manual intervention required.

AT&T Inc. EDI 940 FAQ

Common questions about 940 Warehouse Shipping Order transactions with AT&T Inc..

How long does it take to set up AT&T Inc. EDI with Stacksync?

Most suppliers are fully connected and processing live AT&T Inc. EDI transactions within 3–5 business days. Stacksync's no-code setup means you don't need developers or EDI consultants — configure your field mappings through our visual interface, run a test cycle, and go live.

Do I need an existing VAN or AS2 connection to trade with AT&T Inc.?

No. Stacksync handles the entire EDI transport layer. We connect directly to AT&T Inc.'s trading partner network through our certified connections. You don't need to manage a separate VAN subscription, AS2 certificates, or SFTP configurations.

How does Stacksync help with AT&T Inc. compliance?

Stacksync improves compliance scores by eliminating manual processing delays. Purchase Orders sync to your system in real time, ASNs are generated automatically when you ship, and invoices are validated with three-way matching before submission. Real-time monitoring alerts you to issues before they become chargebacks.

What EDI document types does Stacksync support for AT&T Inc.?

Stacksync supports all EDI document types required by AT&T Inc. — including Purchase Orders (850), Invoices (810), ASNs (856), PO Acknowledgments (855), and more. Our platform handles the full lifecycle from order to payment automatically.

Can I connect AT&T Inc. EDI to my existing ERP or WMS?

Yes. Stacksync integrates with any system that has a database or API — including SAP, Oracle, NetSuite, Microsoft Dynamics, and custom-built ERPs. Data flows bidirectionally between AT&T Inc.'s EDI network and your system in real time.

What happens when AT&T Inc. updates their EDI specifications?

Stacksync monitors AT&T Inc.'s EDI spec changes and updates our mappings proactively. When a change affects your integration, we notify you and apply updates — so you stay compliant without scrambling to decode new implementation guides.