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NAICS 488390

488390: Other Support Activities for Water Transportation

Sector 48-49, Transportation and Warehousing. Subsector 488, Support Activities for Transportation. The public award record for this code: who buys it, who won it, what it went for, what recompetes soon.

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Live numbers for NAICS 488390 appear here once the data engine has loaded award history. The public sources are being read now.

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Open notices

Open right now under NAICS 488390

22 open notices on SAM.gov. The newest 12:

PostedNoticeBuyerNAICSSet-asideDue
Feb 9, 2026N66001-26-Q-6059, BOAT MAINTENANCECombined Synopsis/SolicitationNIWC PACIFIC488390SBAFeb 18, 2026
Feb 2, 2026V47 Waterfront OperationsSolicitation ยท Norfolk VANSWC CARDEROCK488390Feb 13, 2026
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
Jan 29, 2026Army Watercraft Sustainment Maintenance (AWSM) Program Zone 3 Pier Side and Emergency Drydocking (AWARD NOTICEAward NoticeW6QK ACC- DTA488390not stated
From the SAM.gov opportunities API, refreshed daily. Each title opens the original notice on SAM.gov. Members see every open notice with the buyer's award history next to it.

Where this code sits

NAICS 488390 is a six-digit national industry in the 2022 North American Industry Classification System. It sits under industry group 4883 (Support Activities for Water Transportation), NAICS industry 48839 (Other Support Activities for Water Transportation), in subsector 488 (Support Activities for Transportation) of sector 48-49 (Transportation and Warehousing).

Federal buyers assign one NAICS code to each award and each notice. The code describes the kind of business the buyer expects to perform the work, not the item itself; the item is described by the PSC code. The numbers above come from awards and notices carrying this exact code. Related work often sits in the neighboring codes listed below, so watch the neighbors too.

The official definition, with what the code includes and excludes, is on the Census NAICS page linked at the bottom.

Codes near this one

The other national industries in group 4883, Support Activities for Water Transportation.

How to use this page

Who bought it ranks contracting offices by what they obligated under this code. Who won it ranks vendors after names are resolved to one record each. What it went for shows award size bands; the median describes a typical award better than the average. What recompetes soon lists awards whose period of performance ends inside twelve months.

A code with nothing on record yet says so. History loads one subsector and fiscal year at a time, so quiet codes and older years fill in last. Members see the individual awards and notices behind every number, buyer and incumbent profiles, alerts and briefs.

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