Costa Sur Resort, A Classico Collection by Sonesta mailing address
To mail Costa Sur Resort, A Classico Collection by Sonesta, send your letter to Costa Sur Resort, A Classico Collection by Sonesta, Km. 4.5 Carretera a Barra de Navidad, Puerto Vallarta, JAL 48390, Mexico, addressed to Guest Relations. This is the beachfront all-inclusive resort south of Puerto Vallarta in Puerto Vallarta, Mexico. To reach someone staying there instead, put the guest's name on the first line and "c/o Costa Sur Resort, A Classico Collection by Sonesta" above the same address — and make sure it arrives during their stay.
$6 flat — postage included · no account needed
Mailing address
Verified September 2026Costa Sur Resort, A Classico Collection by Sonesta — mailing address
Guest Relations Costa Sur Resort, A Classico Collection by Sonesta Km. 4.5 Carretera a Barra de Navidad Puerto Vallarta, JAL 48390 Mexico
General correspondence, guest relations, billing questions, and lost-and-found enquiries. To reach a guest who is currently checked in, replace "Guest Relations" with the guest's full name, keep "Costa Sur Resort, A Classico Collection by Sonesta" on the next line, and add their arrival date so the front desk can hold the mail.
Sources
Addresses verified September 2026 against official sources. Always confirm on the official site before time-sensitive filings.
Write it now. We print & mail it for $6.
Type your letter in the browser. We print it, stamp it, and hand it to Canada Post — usually same business day. No printer, no stamps, no post office.
- $6 flat — postage included
- Delivered in 2-4 business days
- Confirmation of Mailing emailed
- Secure checkout — no account needed
Key facts
- Letters to the hotel go to "Guest Relations, Costa Sur Resort, A Classico Collection by Sonesta" at Km. 4.5 Carretera a Barra de Navidad, Puerto Vallarta.
- To reach a current guest, use their name, "c/o Costa Sur Resort, A Classico Collection by Sonesta", the same address, and their arrival date — the front desk holds it for check-in.
- A hotel can't forward mail to a guest after they check out, so time it to land during the stay.
- Great for lost-and-found claims and billing questions: a mailed letter gives you a dated paper trail.
- PostPal prints your letter and mails it for you — no printer, envelope, stamps, or post office trip.
How to send your letter
- 1
Decide who the letter is for
Writing to the hotel itself — a complaint, a compliment, a billing question, or a lost-and-found claim — goes to Guest Relations. Writing to someone staying there goes to that guest, care of the hotel, and only works while they're checked in.
- 2
Address it correctly
For the hotel: first line Guest Relations, then Costa Sur Resort, A Classico Collection by Sonesta, then Km. 4.5 Carretera a Barra de Navidad, then Puerto Vallarta, JAL 48390. For a guest: put the guest's full name on the first line, "c/o Costa Sur Resort, A Classico Collection by Sonesta" on the next, the same street and city lines, and write their arrival date on the envelope so the front desk knows to hold it.
- 3
Keep it to paper, and time it
Send letters and printed documents — not cash or valuables. Mail for a guest should arrive during their stay, so post it a few days ahead; if you're not sure of the dates, call the hotel first. A hotel can't forward mail to a guest who has already checked out.
- 4
Send it without a printer
Write or upload your letter to PostPal with Costa Sur Resort, A Classico Collection by Sonesta's address 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 the mailing address for Costa Sur Resort, A Classico Collection by Sonesta?
Costa Sur Resort, A Classico Collection by Sonesta, Km. 4.5 Carretera a Barra de Navidad, Puerto Vallarta, JAL 48390, Mexico. Address letters to the hotel to "Guest Relations, Costa Sur Resort, A Classico Collection by Sonesta" at that address.
How do I send mail to a guest staying at Costa Sur Resort, A Classico Collection by Sonesta?
Put the guest's full name on the first line, then "c/o Costa Sur Resort, A Classico Collection by Sonesta", then Km. 4.5 Carretera a Barra de Navidad, Puerto Vallarta, JAL 48390. Write the guest's arrival date on the envelope and post it so it arrives during their stay — the hotel holds mail at the front desk for current guests but can't forward it after checkout.
Can I mail Costa Sur Resort, A Classico Collection by Sonesta about a lost item?
Yes. A letter to Guest Relations at the address above is a good paper trail for a lost-and-found claim — include the dates of your stay, your room number if you have it, a description of the item, and your return address so they can reach you.
Can I send Costa Sur Resort, A Classico Collection by Sonesta a package or a gift?
PostPal sends letters and printed documents, not parcels. Many hotels will accept a package for a registered guest, but policies vary and there may be a handling fee — call the hotel before shipping anything, and never send cash.
How do I mail Costa Sur Resort, A Classico Collection by Sonesta from Canada without a printer?
Write or upload your letter to PostPal with the address prefilled. We print it, add your return address, and send it — no printer, stamps, or post office trip needed.