• Forward Amazon & US Packages to Los Cabos at Flat-Rate Pricing

US Mailbox for Cabo San Luca

San Ysidro PO Box gives Cabo San Lucas residents, expats, and businesses a real US street address at 380 E. San Ysidro Blvd, San Ysidro, CA 92173, a USPS Form 1583- compliant California address accepted by every US retailer, carrier, and government agency. Shop from Amazon, Best Buy, Walmart, or any US store. Forward to Cabo San Lucas, San José del Cabo, or anywhere in Los Cabos. Flat-rate annual plan from $160/yr, not 28–30% of your item’s value. Bilingual service, English and Spanish.

Serve Locations

Search by State
Search by City

Location not found

Get Started Today

Start today with our reliable mailbox, shipping, and support services designed to simplify your mail management and cross-border logistics.

Any questions?

Let’s talk
  • (619) 213-6259

Living or spending time in Cabo San Lucas and tired of paying 28–30% of every item’s value just to get a US package delivered? San Ysidro PO Box provides a better solution: a flat-rate annual US mailbox at $160/yr with weight-based forwarding costs, not a percentage of what you bought.

You receive a real California street address at 380 E. San Ysidro Blvd, San Ysidro, CA 92173, steps from the US–Mexico border. This USPS Form 1583-compliant address is accepted by Amazon, Best Buy, Walmart, Costco, USPS, FedEx, UPS, DHL, and every US government agency and financial institution. Every package is logged, photographed, and stored professionally. You receive an instant WhatsApp and email notification on every arrival.

For Cabo San Lucas expats managing US correspondence, snowbirds maintaining a permanent US address, vacation homeowners, or simply active online shoppers tired of high percentage-based forwarding fees, San Ysidro PO Box is the most transparent, cost- effective US mailbox option available for Los Cabos residents.

US mailbox service for Cabo San Lucas Baja California Sur

Why Cabo San Lucas Residents Choose San Ysidro PO Box

San Ysidro PO Box charges a flat annual plan of $160/yr for individuals, plus actual carrier weight-based forwarding rates. A 5 lb package forwarded to Cabo via FedEx Mexico or DHL costs approximately $40–$70 in 2025, not a percentage of what’s inside. For regular shoppers and expats with ongoing US mail needs, this difference is significant.
  • Flat $160/yr — Not 28–30% of Your Item's Value.
  • Real USPS Form 1583-Compliant California Street Address.
  • Every Major US Carrier Accepted — Amazon, USPS, FedEx, UPS, DHL.
  • Instant WhatsApp & Email Notifications on Every Arrival.
  • Bilingual Service — English and Spanish for the Cabo Community.

Cabo San Lucas has one of Mexico’s most internationally bilingual communities, English and Spanish are spoken equally throughout the tourism, hospitality, and expat residential sectors. Our San Ysidro team serves every Cabo customer in both languages. Whether you are a US expat more comfortable in English or a Mexican national who prefers Spanish, there are no communication barriers.

Package receiving and forwarding from San Ysidro to Cabo San Lucas and San José del Cabo Baja California Sur

Why Having a US Mailbox Is Essential for Cabo San Lucas Residents

Our San Ysidro address is 380 E. San Ysidro Blvd, Suite B, San Ysidro, CA 92173 serves all of these needs, a legitimate California commercial address accepted by every US institution and government agency.

  • US Retailers Don't Ship to Cabo — and Those That Do Charge Premium Rates.
  • Expats and Snowbirds — US Government and Financial Mail.
  • Vacation Homeowners — Manage US Mail Year-Round.
  • Shop freely from your favorite U.S. stores.

Many Cabo San Lucas property owners split their time between the US and Cabo. During their Cabo stays, US mail needs to be held, organised, and forwarded reliably. Our service holds all packages and mail at our San Ysidro facility with instant WhatsApp notifications on every arrival, then forwards to your Cabo address when you request it, or holds until your next US visit. Manage everything remotely.

  • Works

How It Works — 4 Simple Steps for Cabo San Lucas Residents

Transparent, flat-rate pricing: unlike competitors, who charge 28–30% per item value.

Sign Up

Register and Get Your San Ysidro US Address

Use Your Address

Shop from Any US Store

We Receive Packages

We Receive, Log & Notify You Immediately

Pick Up or Forward

We look forward to Your Cabo San Lucas Address

Get Your US Mailbox for Cabo San Lucas Today

Shop Now
  • FAQs

Got Questions? We’ve Got Answers

Frequently Asked Questions — US Mailbox for Cabo San Lucas

1. How much does a US mailbox for Cabo San Lucas cost?
Individual plans start at $160 per year — including a real US California street address, reception from all five major carriers (Amazon, USPS, FedEx, UPS, DHL), email and WhatsApp notifications, and secure storage. Forwarding to Cabo San Lucas for a 5 lb package typically costs $35 to $60 via FedEx Mexico or DHL. This compares favourably to Mail Boxes Cabo and Baja Mail and Shipping, which charge approximately 28 to 30 percent of item value. Contact us at (619) 213-6259 for a personalised forwarding quote.
Forwarding from our San Ysidro facility to Cabo San Lucas typically takes 3 to 5 business days via FedEx Mexico or DHL from the day you request dispatch. We dispatch same day for requests received before 3:00 PM Pacific time. Express forwarding is available for time-sensitive shipments. Contact us on WhatsApp at (619) 297-2851 for express options and specific transit time estimates.
Yes. Our San Ysidro address at 380 E. San Ysidro Blvd, Suite B is a real California commercial street address — USPS Form 1583 compliant and accepted by the Social Security Administration, Medicare, IRS, US banks, and all financial institutions. Cabo San Lucas expats and snowbirds use this as their permanent US address for government correspondence, financial statements, and tax documents forwarded to their Cabo address on request.
Mail Boxes Cabo charges approximately 28 to 30 percent of item value for forwarding, covering customs, taxes, and shipping. San Ysidro PO Box charges a flat annual plan of $160 per year plus actual carrier weight-based forwarding costs, not a percentage of item value. On a $500 item, Mail Boxes Cabo charges $140 to $150 in fees; San Ysidro PO Box charges approximately $40 to $60 in forwarding. For regular shoppers and expats, this difference compounds significantly over time.
Yes. Amazon.com and Amazon Logistics deliver directly to our San Ysidro California address. Enter your assigned address at Amazon checkout for Prime and all standard delivery. Once your package arrives, you receive an instant WhatsApp and email notification. We forward to your Cabo San Lucas or San José del Cabo address on request — typically 3 to 5 business days from dispatch. Amazon.com has a broader selection at lower prices than Amazon.com.mx for many categories.
We accept packages from all five major US carriers: Amazon Logistics, USPS (First Class through Priority Mail Express), FedEx (Ground, Express, Home Delivery), UPS (Ground through Next Day Air), and DHL Express. Your assigned San Ysidro California address is accepted by every US retailer, supplier, and government agency without restrictions or carrier exclusions.
Yes. We forward to all Los Cabos addresses including Cabo San Lucas, San José del Cabo, the Tourist Corridor, Los Barriles, Todos Santos, and all Baja California Sur destinations. Forwarding fees are based on weight and destination. We consolidate multiple packages into a single forwarded shipment to reduce total forwarding cost. Contact us at (619) 213-6259 for forwarding quotes to your specific Los Cabos address.
Mexico allows personal-use imports duty-free up to approximately USD $300 to $500 via courier (FedEx, DHL) under 2025 SAT guidelines. Packages above these thresholds may incur IVA at 16 percent plus applicable tariffs. Unlike Mail Boxes Cabo which includes customs handling in its 28 to 30 percent flat fee, San Ysidro PO Box forwards via standard courier channels at actual carrier cost. For high-value or commercial imports, we recommend consulting a licensed customs broker in Los Cabos.
No. Two valid forms of government-issued ID are required per USPS Form 1583, but Mexican government IDs are fully accepted — including a valid Mexican passport, IFE/INE voter card, or Mexican driver’s license alongside a secondary form of ID. You do not need a US ID or US residence. Register online at sanysidropobox.com/shop and your San Ysidro California address is active the same day.
Yes. Our service is fully manageable via WhatsApp from anywhere in the world, including Cabo San Lucas. You receive notifications, request forwarding, and communicate with our team in English or Spanish entirely by WhatsApp at (619) 297-2851. No need to visit our San Ysidro facility to manage your account. This is especially valuable for snowbirds and part-time Cabo residents who alternate between their US and Los Cabos homes throughout the year.