Guide to Postage Stamp Pricing and Card Mailing Rates
This comprehensive guide details USPS postage rates for postcards and letters, including size categories and collection tips. It explains current pricing, size classifications, and essential tools for stamp collectors. Perfect for anyone needing up-to-date mailing costs or hobby advice, the article simplifies complex postal regulations into an easy-to-understand resource suitable for beginners and enthusiasts alike.

Postage stamps hold significant importance beyond just being pieces of paper for mailing. Many people are curious about postal rates, especially for postcards and first-class letters. To clarify these details, here’s a comprehensive overview of current postage costs and regulations.
First-Class Postcard and Letter Rates
The United States Postal Service (USPS) offers First-Class mail, a fast and reliable method for mailing letters and small parcels. Delivery times generally range from 1 to 5 business days, with insurance coverage of up to $5,000 for insured items. USPS provides competitive rates for parcels up to 13 oz. Pricing depends on size, weight, and shape, with specific rates for digital and physical mailings. Standard first-class letter stamps, for rectangular envelopes, start at $0.63, while unusual shapes or oversized items begin at $1.03.
For postcards, the standard size postcards—measuring 4 x 6 inches or similar—cost around $0.48 to mail, based on dimensions. Larger postcards, often called jumbo postcards, cost approximately $0.55 or more, depending on their size, which can go up to 6 x 11 inches. For large envelopes or flats, postage begins at $1.26, and small packages are priced from $4.75. All mailing items must be rectangular to avoid extra fees. Typically, first-class mail up to 3.5 oz for letters, and up to 13 oz for larger flats or parcels, is eligible for these rates. Rates are subject to change by USPS.
Postage Sizes and Corresponding Rates
USPS offers various postcard sizes, grouped into standard, jumbo, and extra-large categories. The standard postcard size includes 3x4, 4x6, 4.25x5.5, and 4.25x6 inches, with mailing rates starting at $0.40. Jumbo postcards, measuring 5x7, 5.5x8.5, 6x9, 6.5x9.5, or 6x11 inches, have rates around $0.55 or higher. Extra-large postcards, often 8.5x11 inches or larger, carry rates from $0.58 to $1.16, comparable to flats.
Tips for Stamp Collectors
Hobbyists and collectors should invest in tools like magnifying glasses, stamp tongs, watermark detectors, and perforation gauges to authenticate and evaluate stamps. When removing stamps from envelopes, carefully trim around the edges, soak in cool water for 15 minutes, and then gently lift with tongs. Store stamps safely in albums using mounts, hinges, or glassine envelopes to prevent damage from air and grease.
Disclaimer:
Our website provides informational articles on various topics, including postal rates and collecting tips. While we aim for accuracy, details may vary or change over time. Readers should verify information independently. We do not assume responsibility for discrepancies or the benefits of specific postal schemes or offers outside our coverage.