Why You Should Know How to Read a Rate Table
Even if you never look up rates manually — most shippers use carrier software or APIs — understanding how rate tables work gives you a foundation for evaluating quotes, auditing invoices, and negotiating contracts.
Rate tables are the raw pricing data that everything else is built on. If you can read them, you can verify whether you’re being charged correctly.
Step 1: Determine Your Service Level
Rate tables are organized by service. You need to know which service you’re looking up:
- UPS Ground / FedEx Ground — Standard ground shipping
- UPS 2nd Day Air / FedEx 2Day — Two-day express
- UPS Next Day Air / FedEx Priority Overnight — Overnight express
Each service has its own rate table with different prices.
Step 2: Find Your Zone
Using the carrier’s zone chart, look up the zone number for your origin-destination pair. This is based on the origin zip code and destination zip code prefix (first 3 digits).
For example, shipping from zip 28202 (Charlotte, NC) to zip prefix 606 (Chicago, IL) = Zone 5.
Step 3: Determine Your Billable Weight
Calculate both:
- Actual weight: Weigh the package on a scale
- DIM weight: (L × W × H) ÷ 139
Your billable weight is whichever is greater.
For example: a 10 lb package in a 16” × 12” × 10” box:
- DIM weight: (16 × 12 × 10) ÷ 139 = 13.8 → 14 lbs
- Billable weight: 14 lbs (DIM wins)
Step 4: Look Up the Rate
With your service, zone, and billable weight, find the intersection in the rate table:
Sample UPS Ground Rate Table (2026, excerpt)
| Weight (lbs) | Zone 2 | Zone 3 | Zone 4 | Zone 5 | Zone 6 | Zone 7 | Zone 8 |
|---|---|---|---|---|---|---|---|
| 1 | $11.49 | $11.49 | $11.49 | $11.49 | $11.49 | $11.49 | $11.49 |
| 5 | $11.49 | $11.55 | $11.80 | $12.10 | $12.45 | $12.85 | $13.30 |
| 10 | $12.35 | $13.10 | $14.20 | $15.05 | $16.10 | $17.55 | $19.20 |
| 14 | $13.60 | $14.75 | $16.15 | $17.40 | $18.95 | $20.80 | $22.70 |
| 20 | $15.10 | $16.85 | $18.75 | $20.60 | $22.70 | $25.10 | $27.55 |
| 30 | $17.25 | $19.95 | $22.70 | $25.40 | $28.50 | $31.80 | $35.10 |
| 50 | $22.10 | $26.30 | $30.80 | $35.05 | $39.80 | $44.50 | $49.40 |
Note: These are approximate published rates for illustration.
For our 14 lb, Zone 5 shipment: ~$17.40 base rate.
Step 5: Add Surcharges
The rate table gives you the base transportation charge only. You still need to add:
-
Fuel surcharge: A percentage of the base rate (check the carrier’s current fuel table)
- Example: 8.5% fuel = $17.40 × 0.085 = +$1.48
-
Residential delivery (if applicable): +$6.95
-
Delivery Area Surcharge (if applicable): +$3.50–$5.50
-
Any other surcharges: Additional handling, signature, etc.
Step 6: Apply Your Discount (If Applicable)
If you have a negotiated contract, apply your discount to the base rate before calculating the fuel surcharge:
- Base rate: $17.40
- 45% discount: $17.40 × 0.55 = $9.57
- Fuel (8.5% of discounted): $9.57 × 0.085 = +$0.81
- Residential: +$6.95
- Total: $17.33 (vs. $25.83 at published rates)
Common Rate Table Gotchas
Weight Rounding
Carriers round up to the next whole pound. A package that weighs 10.1 lbs is billed as 11 lbs.
Annual Changes
Rate tables are updated every January with the General Rate Increase. Always use the current year’s table.
Different Tables for Different Ship Types
Some carriers have separate tables for:
- Commercial vs. residential delivery
- Standard vs. letter/pak/tube packaging
- Daily pickup vs. retail/drop-off
International Rates
International rate tables use different zone structures (country-grouping zones) and have separate tables for express, economy, and freight services.
The Bottom Line
Reading a rate table is a fundamental shipping skill. Once you understand the zone × weight matrix, you can verify any charge on your invoice, compare carrier pricing, and negotiate with confidence. The math isn’t complicated — it’s just a lookup table with a few multipliers on top.
Prefer to skip the manual lookups? ShipMint’s Instant Analysis calculates your effective rates automatically from a single invoice upload — free.