WSA Distributing › San Diego 3PL
San Diego's Trusted 3PL Since 1999

San Diego's Premier 3PL & Fulfillment Center

Family-owned and operated from Kearny Mesa since 1999. WSA handles your warehousing, fulfillment, kitting, and shipping so you can focus on growing your business.

Kearny Mesa, San Diego
Same-day shipping cut-off
26+ years in business
No long-term contracts
Get a Free Quote → 📞 858-560-7800
In Business
26+ yrs
Fulfillment Accuracy
99.9%
Countries Served
30+ global
Quote Turnaround
24 hrs
📍

Kearny Mesa Warehouse

7222 Opportunity Rd, San Diego, CA 92111
Off the 805 & 163 freeways

Get directions →
What we do

Full-Service 3PL in San Diego

From receiving your inventory to shipping the last mile, WSA handles every step of your fulfillment operation from our Kearny Mesa warehouse.

📦

Order Fulfillment

DTC, B2B, and retail order fulfillment with rate-shopped carrier selection across UPS, FedEx, USPS, and regional carriers. Same-day cut-off for orders received by 2pm.

🏭

Warehousing & Storage

Secure warehousing at our Kearny Mesa facility with pallet, shelf, and bin storage. Real-time inventory tracking available 24/7 via client portal.

🔧

Kitting & Assembly

Complex multi-component kitting, dynamic bundling, heat-seal clamshell packaging, custom shipper boxes, and insert insertion. Built for high-SKU complexity.

🏷

Serialization & Labeling

Full product serialization with dynamic labeling for electronics, regulated products, and retail compliance. EDI-ready for big-box retailer requirements.

💻

Software Provisioning

Device configuration, software flashing, and firmware provisioning for connected hardware and IoT devices. A specialty service very few 3PLs can match.

🔁

Returns & Reverse Logistics

End-to-end returns management — receiving, inspecting, refurbishing, repackaging, and restocking. Our device repair background means we restore products others discard.

🛒

Amazon FBA Prep

Complete FBA prep — FNSKU labeling, poly-bagging, bubble wrapping, carton configuration, and shipment creation in Seller Central. Zero compliance chargebacks in 26+ years.

🎨

Pad Printing

In-house product pad printing for branded packaging and on-product customization. No third-party vendors, no delays — done right here in San Diego.

Why WSA

San Diego's 3PL That Actually Knows Your Business

Most 3PLs treat you like a ticket number. WSA has been family-owned since 1999 — your team becomes our team.

🏠

Family-Owned Since 1999

We have been in Kearny Mesa for over 26 years. No private equity, no revolving door of account managers. The same people who built this business are still running it today.

⚙️

Built for Complexity

Software provisioning, device serialization, pad printing, advanced kitting — we handle what other San Diego 3PLs turn away. If it's complicated, we're probably your best option.

🌎

West Coast Shipping Advantage

Our Kearny Mesa location gives you fast ground transit to the entire western US and same-day freight access from the Port of Los Angeles — ideal for brands importing from Asia.

📊

Real-Time Inventory Visibility

Every client gets full access to our portal — inventory, orders, returns, and shipping reports — at no per-user fee. Your whole team can see everything, anytime.

WSA Distributing warehouse interior in Kearny Mesa, San Diego
How it works

From Your Factory to Your Customer's Door

WSA manages every step of your supply chain from our San Diego warehouse.

1

Inbound Receiving

Your inventory ships to our Kearny Mesa facility. We receive, inspect, count, and put away all items with real-time updates to your portal.

2

Storage & Value-Add

We store your inventory securely and perform any required kitting, labeling, provisioning, or assembly before orders come in.

3

Pick, Pack & Ship

Orders from your store, marketplace, or ERP flow automatically into our system. We pick, pack, and ship with rate-shopped carriers by your daily cut-off.

4

Returns & Reporting

Returns are received, inspected, and processed per your rules. Full reporting on inventory, shipments, and returns available in real time.

Our location

Strategically Located in Kearny Mesa

Our San Diego warehouse sits at the center of Southern California's logistics network — convenient for local clients and efficient West Coast shipping for everyone else.

📍

Address

7222 Opportunity Rd, San Diego, CA 92111
Kearny Mesa — off the 805 & 163

🕐

Hours

Monday–Friday, 8:00am–5:00pm PT
24-hour notice appreciated for in-person visits

📞

Contact

858-560-7800 · hello@wsadistributing.com

🚢

Port Access

Approximately 2 hours to Port of Long Beach & LA — ideal for brands shipping containers from Asia to a West Coast 3PL.

Client reviews

What Brands Say About WSA

★★★★★
Best in class turnkey fulfillment operation that I have used in my 40 years of business. WSA takes the crown.
David Perez
Long-time WSA client
★★★★★
WSA has been a huge support in growing our startup. Always very responsive with quick turnarounds and very flexible with special projects.
Rob Church
Edge Theory Labs
★★★★★
Hands down, one of the best fulfillment centers we've ever worked with. Professional, organized, great communication and problem solving skills.
TNT
SoundOff
★★★★★
We've been customers for over 5 years and couldn't be happier with the service and support from the WSA team.
Nick Califf
Infillion
★★★★★
The OEMs have very specific labeling, kitting and shipping requirements that were becoming onerous to manage in-house. WSA handles it perfectly.
Sree Duggineni
Telogis
★★★★★
We have had an excellent experience with WSA — top notch group! They treat your business like their own.
Shane Wilder
Vibes Modular
Common questions

San Diego 3PL FAQs

WSA is located in Kearny Mesa at 7222 Opportunity Rd, San Diego, CA 92111 — right off the 805 and 163 freeways. We have operated from this facility since 1999. Local clients are welcome to drop off inventory, schedule will-call pickups, or meet with our team in person (24-hour notice appreciated).

WSA offers order fulfillment (DTC, B2B, and retail), warehousing and storage, kitting and assembly, device serialization, software provisioning, Amazon FBA prep, returns and reverse logistics, device refurbishing, and pad printing — all from our San Diego warehouse in Kearny Mesa.

WSA Distributing was founded in 1999 and has operated as a San Diego 3PL and fulfillment center for over 26 years. We expanded our third-party logistics services in 2017 and have served clients ranging from tech startups to established consumer brands shipping to 30+ countries.

Yes. WSA ships DTC ecommerce orders, B2B wholesale, and enterprise fulfillment from San Diego to all 50 states and 30+ countries. Our Kearny Mesa location provides excellent ground transit times to the entire western US and same-day freight access to the Port of Los Angeles — making it a practical West Coast fulfillment hub for brands importing from Asia.

WSA is family-owned, has been in San Diego since 1999, and specializes in complex services most 3PLs cannot match — including device software provisioning, serialization, device refurbishing, and advanced kitting. We do not use robots and every client gets a real, dedicated team. Larger providers focus on basic pick and pack; we are built for complexity.

Get started

Get a Free Quote from San Diego's Trusted 3PL

Tell us about your business and we'll get back to you quickly — no chatbots, no long waits.