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Mailing address for Cosmopolis School District

To reach Cosmopolis School District, address your envelope to Cosmopolis School District, PO BOX 479, COSMOPOLIS, WA 98537. Cosmopolis School District is a public school district in COSMOPOLIS, Washington, serving Kindergarten through grade 06 across 1 school.

District office — Cosmopolis School District

Cosmopolis School District
PO BOX 479
COSMOPOLIS, WA  98537

Add the specific recipient above the district name — e.g. "Attn: Registrar" for a records or transcript request, or "Attn: Superintendent" / "Attn: Board of Education" for district correspondence.

Verified September 2026nces.ed.govcosmopolisschool.com

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Your name
Your return address

Cosmopolis School DistrictPO BOX 479COSMOPOLIS, WA 98537

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Key facts

  • Send mail to Cosmopolis School District, PO BOX 479, COSMOPOLIS, WA 98537 — the district's central office.
  • Cosmopolis School District serves Kindergarten through grade 06 across 1 school (NCES LEA ID 5301710).
  • The district office is physically located at 1439 FOURTH STREET, COSMOPOLIS, WA 98537-0479 — mail still goes to the address above.
  • District office phone: (360)532-7181.
  • Official district website: http://www.cosmopolisschool.com.
  • A written request for a student's education records under FERPA should include the student's full name, date of birth, and the years they attended, plus your signature and a callback number.
  • PostPal prints and mails your letter for you the next business day for $5 — with your return address printed, no printer, envelope, or stamp needed.

How to send your letter

  1. 1

    Confirm who should receive it

    Records and transcript requests usually go to the registrar or records office; general correspondence goes to the superintendent or board. Check http://www.cosmopolisschool.com if you're not sure of the right department.

  2. 2

    Address it correctly

    Write the recipient or department first, then Cosmopolis School District, PO BOX 479, COSMOPOLIS, WA 98537.

  3. 3

    Include what they need

    For a records request: the student's full name, date of birth, years attended, and your signature — schools generally require written authorization under FERPA before releasing education records. For general correspondence, state your request or concern clearly and include a way to reach you back.

  4. 4

    Send it without a printer

    Write or upload your letter in PostPal with this address prefilled, and we print, envelope, and mail it via USPS the next business day for $5.

Common questions

What is the mailing address for Cosmopolis School District?

Cosmopolis School District, PO BOX 479, COSMOPOLIS, WA 98537 — the district's central administrative office.

How do I request a student's records or transcript from Cosmopolis School District by mail?

Write to the district's registrar or records office at the address above. Include the student's full name, date of birth, years attended, and your signature — schools generally require written authorization under FERPA before releasing education records.

Where do I mail a letter to the superintendent or school board of Cosmopolis School District?

Address it "Attn: Superintendent" or "Attn: Board of Education", then Cosmopolis School District, PO BOX 479, COSMOPOLIS, WA 98537.

How many schools does Cosmopolis School District operate?

1 as of the most recent NCES Common Core of Data directory, serving Kindergarten through grade 06.

Is Cosmopolis School District's office address different from its mailing address?

The office is physically located at 1439 FOURTH STREET, COSMOPOLIS, WA 98537-0479, but mail should go to PO BOX 479, COSMOPOLIS, WA 98537 — the address above.

Sources

Addresses verified September 2026 against official sources. Always confirm on the official site before time-sensitive filings.

See the full Washington school districts rules — what you can and can’t send, photos & more →

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