What Is a 3PL? A Plain-English Guide for Business Owners
Third-party logistics providers handle the parts of your supply chain you don't want to manage yourself. Here's how 3PLs work, what they cost, and whether your business needs one.
If you've heard the term "3PL" and weren't sure what it meant or whether it applied to your business, you're not alone. Third-party logistics is one of those terms that gets used loosely — sometimes it means a company that handles your warehousing, sometimes it means your freight broker, and sometimes it means a full outsourced logistics department.
Here's what it actually means, broken down simply.
What Is a 3PL?
A 3PL — short for third-party logistics provider — is a company that manages some or all of your logistics operations on your behalf. That can include transportation, warehousing, inventory management, order fulfillment, customs brokerage, and returns handling.
The "third party" part distinguishes it from first-party logistics (you moving your own goods with your own trucks) and second-party logistics (your customer picking up directly from you). A 3PL is the outside company you bring in to handle the logistics function.
What Does a 3PL Actually Do?
The scope varies significantly by provider, but most 3PLs offer some combination of the following:
Freight transportation — arranging LTL, FTL, expedited, intermodal, or specialized freight moves across carrier networks. This is the piece most people are familiar with — it's essentially what a freight broker does, and many 3PLs start here.
Warehousing and storage — receiving, storing, and managing inventory in their facilities. This can be short-term overflow space or a long-term distribution arrangement.
Order fulfillment — picking, packing, and shipping individual orders to end customers. This is common for e-commerce businesses that don't want to manage a warehouse and shipping department themselves.
Inventory management — tracking what you have, where it is, when it's running low, and helping you plan replenishment.
Returns processing — receiving and processing returned goods, restocking or disposing as appropriate.
Some 3PLs specialize in one area (freight-focused, fulfillment-focused). Others offer a more complete suite that can function as an outsourced logistics department.
Is a 3PL the Same as a Freight Broker?
Not exactly, though there's overlap. A freight broker specifically arranges transportation — connecting shippers with carriers. A freight broker doesn't take physical possession of your goods.
A 3PL can do everything a freight broker does, plus the physical handling: storing your inventory, fulfilling your orders, managing your returns.
The distinction matters because some companies call themselves 3PLs when they really only do transportation brokerage. Others offer the full stack. When you're evaluating a 3PL, ask specifically what services they include.
Do You Need a 3PL?
Not every business does. Here are the situations where bringing in a 3PL tends to make the most sense:
Your freight costs are unpredictable or higher than they should be. A 3PL with carrier relationships and volume pricing can often reduce transportation costs significantly — especially on LTL freight, where access to blanket rates makes a real difference.
You're running out of warehouse space. Growing businesses frequently hit a wall where their storage situation stops scaling with their volume. A 3PL's warehouse network gives you flexible space without a long-term facility commitment.
Fulfillment is pulling your team away from higher-value work. If you or your staff are spending meaningful time packing boxes and arranging pickups, that's time not going toward sales, product, or operations. Outsourcing fulfillment gives that time back.
You're expanding into new regions. A 3PL with distribution locations across the country can help you get inventory closer to customers in markets you're entering — reducing transit times and shipping costs on outbound orders.
You're scaling fast and can't build logistics infrastructure in time. A 3PL can absorb volume faster than you can hire staff and lease warehouse space. That's valuable when growth is outpacing your ability to build.
What Does a 3PL Cost?
3PL pricing varies widely based on the services you need. Freight transportation is typically priced per shipment, based on carrier rates plus a broker margin. Warehousing is usually priced by pallet position or square foot per month, with additional fees for inbound receiving and outbound handling. Fulfillment is often priced per order — a pick/pack fee plus the cost of shipping materials and carrier costs.
The important comparison isn't the 3PL's cost in isolation — it's whether the total is lower than what you'd spend doing it yourself, factoring in your time, your people, your lease, and your carrier relationships.
How to Evaluate a 3PL
A few questions worth asking before you commit:
- What carrier relationships do you have, and on which lanes?
- Do you have warehouse locations close to my customers or suppliers?
- How do you handle claims when freight is damaged?
- What does your technology and reporting look like — can I see my inventory in real time?
- Are there minimum volume commitments?
The right 3PL should feel like an extension of your team — not a vendor you have to manage. If the relationship requires constant oversight from your end to function, the fit isn't right.
Route 89 Logistics operates as both a licensed freight broker and a 3PL partner through our GlobalTranz network. If you're trying to figure out whether outsourcing your logistics makes sense for your business, let's talk through the numbers.