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Conservative Party (CCHQ) head office mailing address

To mail a letter to Conservative Party (CCHQ), a UK political party, send it to the party's national office at Conservative Party (CCHQ), 1-2 Castle Lane, London, SW1E 6DR. The Conservative Party is one of the UK’s two largest parties, sitting on the centre-right, with roots reaching back to 1834. Its national organisation, Conservative Campaign Headquarters (CCHQ), runs party membership and campaigns. This is the party's publicly published head office — the right address for membership correspondence, policy feedback, and letters to the party. Add your return address if you'd like a reply, and confirm the address on the party's official site before anything time-sensitive.

Conservative Party (CCHQ) — national office

Conservative Party (CCHQ)
1-2 Castle Lane
London  SW1E 6DR

Membership correspondence, policy feedback, mailed donations, and letters to the party. This is the national/head office — not a local candidate's constituency office or riding association.

Verified September 2026conservatives.com

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Conservative Party (CCHQ)1-2 Castle LaneLondon, SW1E 6DR

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Key facts

  • This is Conservative Party (CCHQ)'s national head-office address, taken from the party's own official site.
  • Conservative Party (CCHQ) is a UK political party founded in 1834.
  • This Castle Lane address is the one the Conservative Party publishes in its official imprint (the promoter details printed on its campaign material) and houses Conservative Campaign Headquarters, CCHQ.
  • Address a specific team with an attention line (e.g. "Attention: Conservative Campaign Headquarters (CCHQ)") so mail is routed internally.
  • Use it for letters, membership forms, and printed documents — not parcels or gifts.
  • PostPal prints your letter and mails it for you — no printer, envelope, stamps, or post office trip.

How to send your letter

  1. 1

    Decide who your letter is for

    A letter to the head office reaches the party generally. For a specific team — membership, the leader's office, or a policy area — add an attention line such as "Attention: Conservative Campaign Headquarters (CCHQ)" so it's routed faster.

  2. 2

    Write your letter

    Keep it clear and factual, whether it's about policy, joining, or renewing. Include any membership number and your return address so the party can write back. This Castle Lane address is the one the Conservative Party publishes in its official imprint (the promoter details printed on its campaign material) and houses Conservative Campaign Headquarters, CCHQ.

  3. 3

    Address it to the national office

    First line: Conservative Party (CCHQ). Then the street: 1-2 Castle Lane. Then the city line: London SW1E 6DR.

  4. 4

    Send it with PostPal

    Write or upload your letter to PostPal with the address above prefilled. We print it, add your return address, and mail it for you — no printer, envelope, stamps, or trip to the post office.

Common questions

What is Conservative Party (CCHQ)'s head office mailing address?

Conservative Party (CCHQ), 1-2 Castle Lane, London, SW1E 6DR. It's the party's publicly published national office — the right address for membership correspondence, policy feedback, and letters to the party. Confirm it on the Conservatives's official site before anything time-sensitive.

Will an MP or the party leader read my letter?

Letters to a national party are opened and sorted by staff, who route them to the relevant team — so your letter is handled, but a personal reply from the leader or an MP isn't guaranteed. A concise letter with your return address and a clear ask gives you the best chance of a response.

Can I mail a membership form or a donation to the Conservatives?

Often, yes — many parties accept mailed membership forms and cheque donations at the head office. This Castle Lane address is the one the Conservative Party publishes in its official imprint (the promoter details printed on its campaign material) and houses Conservative Campaign Headquarters, CCHQ. Follow the instructions on the party's own join/donate page, and mark the envelope "Attention: Conservative Campaign Headquarters (CCHQ)".

Is this a local candidate or riding association address?

No — this is Conservative Party (CCHQ)'s national head office. To reach a specific candidate, MP, or local constituency association, contact that office directly; use the head office for party-wide correspondence.

How do I mail the Conservatives a letter without a printer?

Write or upload your letter to PostPal with the address prefilled. We print it, add your return address, and mail it for you — no printer, stamps, or post office trip needed.

Sources

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

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