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AT&T CORP.

AT&T CORP. is a federal contractor registered under UEI CB61T5EE6T53 and CAGE code 3SCQ4. The organization has received $298,442,949 across 1,546 federal awards, with Department of Defense as the top agency. Its primary NAICS code is 517111.

UEI CB61T5EE6T53 CAGE 3SCQ4 Primary NAICS 517111
Total obligations
$298.4M
Awards
1,546

Federal contractor overview

AT&T CORP. is registered as a federal contractor under UEI CB61T5EE6T53 and CAGE 3SCQ4, and is located in HERNDON, VA, USA. Federal award data shows $298,442,949 across 1,546 federal awards, with Department of Defense as the top agency. The contractor's primary NAICS classification is 517111, and its public business classifications include For Profit Organization.

Contractor identifiers

Legal business name
AT&T CORP.
Unique Entity ID
CB61T5EE6T53
CAGE code
3SCQ4
Location
HERNDON, VA, USA

NAICS codes and business types

NAICS codes

Business and socioeconomic classifications

  • For Profit Organization

Organization hierarchy

Federal obligation history

Total federal obligations

$298,442,949

Awards
1,546

Top agencies by obligations

  1. Department of Defense

    1,455 award actions

    $295,853,869

Federal obligations by fiscal year

Net federal contract obligations decreased from $27,373,558 in FY2024 to $18,455,827 in FY2025.

Federal obligations and award actions by fiscal year Blue bars show net federal obligations. The green line shows award-action counts. The lighter final bar and FY YTD label identify current fiscal-year-to-date activity.

Scroll horizontally to view all fiscal years.

View fiscal-year data table
Completed and current year-to-date federal fiscal-year contract activity
Fiscal year Net obligations Award actions
FY2026 YTD $366,720 261
FY2025 $18,455,827 2,389
FY2024 $27,373,558 1,453
FY2023 $39,854,550 806
FY2022 $25,445,102 135
FY2021 $17,049,327 43

Recent federal awards

  1. VISP001305EBM DEFENSE INFORMATION SYSTEMS AGENCY VOICE INTERNET SERVICE PROVIDER SESSION INITIATION PROTOCOL TRUNKING AND TELEPHONY SERVICES

    Department of Defense

    $926

    Obligated

    PIID HC101326FB587

    Awarded Jul 8, 2026

  2. VSP2000169EBM DEFENSE INFORMATION SYSTEMS AGENCY VOICE INTERNET SERVICE PROVIDER SESSION INITIATION PROTOCOL TRUNKING AND TELEPHONY SERVICES

    Department of Defense

    $15,489

    Obligated

    PIID HC101926FA024

    Awarded Mar 3, 2026

  3. VSP2000164EBM - DEFENSE INFORMATION SYSTEMS AGENCY VOICE INTERNET SERVICE PROVIDER SESSION INITIATION PROTOCOL TRUNKING AND TELEPHONY SERVICES

    Department of Defense

    $2,528

    Obligated

    PIID HC101926FA020

    Awarded Feb 4, 2026

  4. VISP001259EBM---DEFENSE INFORMATION SYSTEMS AGENCY VOICE INTERNET SERVICE PROVIDER SESSION INITIATION PROTOCOL TRUNKING AND TELEPHONY SERVICES

    Department of Defense

    $998

    Obligated

    PIID HC101326FA576

    Awarded Feb 2, 2026

Federal contract vehicles

Frequently asked questions

What is AT&T CORP.'s Unique Entity ID (UEI)?
AT&T CORP.'s Unique Entity ID is CB61T5EE6T53, as registered in SAM.gov.
What is AT&T CORP.'s CAGE code?
AT&T CORP.'s CAGE code is 3SCQ4.
What is AT&T CORP.'s primary NAICS code?
AT&T CORP.'s primary NAICS classification is 517111.
Where is AT&T CORP. located?
AT&T CORP. is located in HERNDON, VA, USA.
How much has AT&T CORP. received in federal contract obligations?
AT&T CORP. has received $298,442,949 in federal contract obligations across 1,546 federal awards.
Which federal agencies has AT&T CORP. worked with?
AT&T CORP.'s top federal agencies include Department of Defense.
When was AT&T CORP. registered in SAM.gov?
AT&T CORP.'s SAM.gov registration date is March 12, 2004.
What business classifications does AT&T CORP. hold?
AT&T CORP.'s registered business and socioeconomic classifications include For Profit Organization.