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H.A. Atkinson & Sons

Hull Identification Number Decoder — USCG MIC ZAA

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H.A. Atkinson & Sons β€” HIN at a glance

ManufacturerH.A. Atkinson & Sons
Also known asNull
CityClarks Harbour
StateNS
CountryUnited States
MIC codeZAA
HIN formatUSCG (12 characters)
StatusActive
Boat typesAirboat

Decode a H.A. Atkinson & Sons HIN

Paste any HIN starting with ZAA — we'll decode the serial number, build month, build year and model year instantly.

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About the USCG HIN format

H.A. Atkinson & Sons is registered with the US Coast Guard and stamps a standard 12-character Hull Identification Number on every vessel produced for the US market. The format breaks down as:

ZAA NNNNN M Y YY
β””β”¬β”˜ β””β”€β”€β”¬β”€β”€β”˜ β”‚ β”‚ β””β”¬β”˜
 β”‚    β”‚     β”‚ β”‚  └─ Model year (last two digits)
 β”‚    β”‚     β”‚ └──── Production year (last digit, 1972 standard)
 β”‚    β”‚     └────── Production month (A=Jan, B=Feb ... L=Dec, skipping I)
 β”‚    └──────────── Hull serial number (alphanumeric)
 └─────────────── MIC: Manufacturer Identifier Code (ZAA)

Federal regulation 33 CFR Β§ 181 requires every US-built or imported recreational vessel to display this HIN permanently on the upper starboard side of the transom, and a duplicate HIN in a hidden location inside the hull.

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Frequently asked questions

What is the MIC code for H.A. Atkinson & Sons?

H.A. Atkinson & Sons is assigned USCG Manufacturer Identifier Code (MIC) ZAA. All H.A. Atkinson & Sons boat HINs begin with these three characters.

How long is a H.A. Atkinson & Sons HIN?

H.A. Atkinson & Sons uses the US HIN format: 12 characters total. The first 3 are the MIC, followed by 5 serial-number characters, 1-letter month, 1-digit year, and 2-digit model year.

Is H.A. Atkinson & Sons still in business?

H.A. Atkinson & Sons is currently listed as active in the US Coast Guard MIC database (last published October 2019). Even out-of-business manufacturers' HINs remain valid identifiers for the boats they built.

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