USPS Mail & Shipping Services

Find the Right Domestic Mail Service

USPS® standard and express mail services allow you to choose delivery options that fit your needs. Find the fastest shipping rate or most affordable shipping cost depending on what items you’re sending and when you want them delivered.

Compare USPS Mail Services to quickly see which option is best for your shipment.

Priority Mail Express

Overnight Guarantee

Our fastest domestic shipping service, Priority Mail Express® delivers 7 days a week, 365 days a year (with limited exceptions). Overnight delivery is available to most U.S. addresses and PO Boxes2 with a money-back guarantee1. With our free Flat Rate Envelopes, you don’t need to weigh shipments 70 lbs and under. Purchase Priority Mail Express postage and shipping labels at a Post Office location or online. Prices start at $26.35.

Priority Mail

Shipping in 1–3 Business Days

Priority Mail® is our bestselling mail service. Domestic deliveries arrive in 1-3 business days3 depending on where your package starts and where it’s going. Tracking and insurance are included, shipping boxes and envelopes are free, and with Priority Mail Flat Rate®, you don’t need to weigh shipments 70 lbs and under. Purchase Priority Mail postage and shipping labels at a Post Office or online. Prices start at $7.50.

First-Class Mail

Mail in 1–3 Business Days

First-Class Mail® is an affordable mail service for standard-sized, single-piece envelopes weighing up to 3.5 oz and large envelopes and small packages weighing up to 13 oz with delivery in 3 business days or less. From $0.55 at a Post Office.

Compare Mail Services

Compare USPS mail services by Starting Price (retail and commercial), Ship Time, and more. Most services automatically include USPS Tracking, and you can purchase additional insurance and extra services.

ServiceStarting PriceShip TimePricing OptionsWhere to Pay PostageInsuranceOther Services
Priority Mail Express®$26.35 (at Post Office & Online)$22.75 (Commercial)6Overnight Guaranteed7Flat RateVariable PriceAt Post Office & Online$100 included8Included: USPS TrackingAvailable: Signature Confirmation9, Return Receipt10, Collect on Delivery
Priority Mail®$7.50 (at Post Office & Online)$7.02 (Commercial)61-3 days11Flat RateVariable PriceRegional RatePrepaidAt Post Office & Online$50 included12Included:USPS TrackingAvailable: Signature Confirmation, Return Receipt, Collect on Delivery
First-Class Mail®$0.55 (at Post Office & Online)$0.389 (Commercial)61-3 daysVariable PriceAt Post OfficeAvailableAvailable: Return Receipt13, Collect on Delivery
First-Class Package Service®$3.80 (at Post Office)$2.74 (Commercial6)1-3 daysVariable PriceAt Post Office (& Online with Click-N-Ship® business account)AvailableIncluded: USPS TrackingAvailable: Signature Confirmation, Return Receipt, Collect on Delivery
USPS Retail Ground®$7.50 (at Post Office)2-8 daysVariable PriceAt Post OfficeAvailableIncluded: USPS Tracking (packages only)Available: Signature Confirmation (packages only), Return Receipt, Collect on Delivery
Media Mail®$2.80 (at Post Office)$2.10 (Commercial)62-8 daysVariable PriceAt Post OfficeAvailableIncluded: USPS Tracking (packages only)Available: Signature Confirmation (parcels only), Return Receipt14, Collect on Delivery