contact form; inquiry form
Polite term for a web form used to send inquiries or messages to a company or organization.
Please contact us via the inquiry form.
Please fill in the required fields on the site's contact form.
Standard polite spelling with お prefix and full kanji for 問い合わせ.
Variant with 合せ instead of 合わせ; both are common in business contexts.
Compound of polite prefix お, noun 問い合わせ (inquiry), and English loanword フォーム (form).