Address Autofill automatically populates shipping and fields, reducing manual typing. Autofill sources include browser-stored addresses, account profiles, and predictive APIs that suggest addresses as users type.
Autofill Methods
Browser autofill: Uses addresses saved in Chrome, Safari, Firefox, or Edge. Triggered by properly labeled form fields.
Account profiles: Logged-in customers select from previously saved addresses.
Predictive autofill: APIs like Google Places suggest complete addresses as users type the first few characters.
Device autofill: Mobile keyboards offer saved address suggestions.
Why Autofill Matters
Typing full addresses on mobile devices creates friction and errors. Autofill reduces both:
Speed: Completing an address takes seconds instead of minutes.
Accuracy: Fewer typos and formatting errors mean fewer failed deliveries.
Mobile conversion: Particularly valuable on small screens where typing is tedious.
Enabling Browser Autofill
Browsers detect autofill-eligible fields through:
attributes: HTML attributes like autocomplete="address-line1" signal field purpose.
Field names: Standard names like "address," "city," "zip" help browsers identify fields.
Label text: Labels describing field content assist browser detection.
Common Autocomplete Values
name(full name)emailtel(phone)address-line1,address-line2cityoraddress-level2stateoraddress-level1postal-codecountry
Predictive Address Services
Google Places Autocomplete: Suggests addresses globally as users type.
Loqate: and autocomplete for international addresses.
SmartyStreets: US address autocomplete with validation.
For detailed provider comparisons and setup instructions, see our address validation for ecommerce guide.
Implementation Tips
Don't disable browser autofill: Some sites block autofill, frustrating users.
Use standard field names: Help browsers correctly identify each field.
Test across browsers: Autofill behavior varies between Chrome, Safari, and Firefox.
