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Mailing address for Flathead High School

To reach Flathead High School, address your envelope to Flathead High School, 233 First Ave East, Kalispell, MT 59901. Flathead High School is a public school district in Kalispell, Montana, serving grade 09 through grade 12 across 4 schools.

District office — Flathead High School

Flathead High School
233 First Ave East
Kalispell, MT  59901

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.govsd5.k12.mt.us

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Your name
Your return address

Flathead High School233 First Ave EastKalispell, MT 59901

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Key facts

  • Send mail to Flathead High School, 233 First Ave East, Kalispell, MT 59901 — the district's central office.
  • Flathead High School serves grade 09 through grade 12 across 4 schools (NCES LEA ID 3015420).
  • District office phone: (406)751-3434.
  • Official district website: http://www.sd5.k12.mt.us.
  • 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.sd5.k12.mt.us if you're not sure of the right department.

  2. 2

    Address it correctly

    Write the recipient or department first, then Flathead High School, 233 First Ave East, Kalispell, MT 59901.

  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 Flathead High School?

Flathead High School, 233 First Ave East, Kalispell, MT 59901 — the district's central administrative office.

How do I request a student's records or transcript from Flathead High School 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 Flathead High School?

Address it "Attn: Superintendent" or "Attn: Board of Education", then Flathead High School, 233 First Ave East, Kalispell, MT 59901.

How many schools does Flathead High School operate?

4 as of the most recent NCES Common Core of Data directory, serving grade 09 through grade 12.

Sources

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

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

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