How to Choose a 3PL for Your Amazon Business

By Hardway Enterprises · Updated June 2026

The right third-party logistics partner can free up your time and tighten your margins. The wrong one creates stockouts, lost units, and angry customers. Here is how to choose well.

What a 3PL actually does

A 3PL receives your inventory, stores it, and then picks, packs, and ships orders on your behalf — including prepping and forwarding inventory into Amazon FBA or Walmart WFS. For a fuller primer, see what is a 3PL.

Signs you need one

• You are spending more time packing boxes than growing the business.
• Order volume is climbing and your garage or spare room is full.
• You are selling on more than one channel and juggling logistics for each.
• Shipping errors and late orders are starting to hurt your reviews.

What to look for

• FBA / WFS prep capability: FNSKU labeling, poly-bagging, bundling, and carton forwarding done to spec.
• Transparent per-unit pricing: clear receiving, pick-pack, and storage rates — no vague monthly minimums you cannot predict.
• Fast receiving: how quickly inventory goes from dock to sellable matters for cash flow.
• Accuracy and inventory visibility: a real dashboard and cycle counts.
• Location and transit time: closer to your customers (or to Amazon facilities) means cheaper, faster shipping.
• Responsive communication: a real person when something goes wrong.

Red flags

• Long-term lock-in contracts before you have tested them.
• Pricing that is hard to get in writing.
• Slow receiving times that strand your inventory.

Once you know what to compare, get itemized quotes and weigh them against your volume. See FBA prep costs explained and when to switch from self-fulfillment.