2026 United States Postage Stamp Catalog & Price Guide

Market prices for United States postage, air post, postal stationery, Official stamps, Revenue stamps, U.S. Possessions, and Confederate States. Information for every stamp collector, from novice to expert. All popular collecting formats: singles, mint sheets, plate blocks, coil line pairs, booklet panes, first day covers, postal stationery, and more. Illustrated Stamp Identifier: describes and pictures the identifying features that enable the collector to distinguish among common and rare look-alike stamps. Collector's Guide: explains and describes design varieties, production methods, collecting formats, quality and condition criteria, and postal markings. Comprehensive reference guide. More than 4,500 full-color stamp images.