The best replacement for certified mail is registered mail.

The best alternatives to certified mail are rated as following:

★★★★★	registered mail
★★★★	return receipt
★★★★	delivery confirmation
★★★	registered
★★★	priority mail
★★	signature confirmation
★★	express mail
★	first class
★	overnight
★	certificate of mailing
★	registered letter
	certified return receipt
	usps tracking
	regular mail
	proof of mailing
	first class mail
	register mail

Your alternative for certified mail is not listed? Suggest!

Speaking about certified mail, one probably shouldn't forget about return receipt.

Other search terms related to certified mail and their ratings are:

★★★★★	return receipt
★★★★	receipt
★★	signature confirmation

You have in mind a companion for certified mail and it is not yet here? Propose!

Google Trends

Scale is based on the average worldwide traffic of certified mail in all years. Click on graph for more.

certified mail

registered mail

return receipt