Postal History Society of Canada - Organization devoted to the study of the postal history of Canada and its predecessor colonies offers articles and exhibits on its website, and provides online databases for members. United States Stamp Society - Organization promotes the study of postage and revenue stamps produced for use in the United States and United States-administered areas. American Society for Philatelic Pages and Panels - Group dedicates its efforts to the study of United States commemorative cancellation pages, souvenir pages, commemorative panels, stamp posters, and stamp announcements. US Plate Number Coil Collectors Club - Group provides information about United States plate number coil stamps. Texas Precancel Club - Focuses on the study of United States postage stamps precanceled for use in Texas. Mexico Elmhurst Philatelic Society International - Group is dedicated to the study and collection of the stamps of Mexico. American Plate Number Single Society - Organization supports collectors interested in plate numbers and other marginal markings on United States stamps. Reported plate numbers are listed for many stamp issues. Confederate Stamp Alliance - Association for collectors of Confederate States stamps and postal history offers a quarterly journal and expertizing services. Alaska Collectors' Club - Group supports the preservation and collection of Alaskan postal history. Bermuda Collectors Society - Club supports the efforts of collectors who are interested in Bermudan stamps, postcards, and postal history through a quarterly journal and reference materials. British North America Philatelic Society - Organization supports collectors of the stamps, covers, and postal markings of Canada and the former colonies that comprise the country. Carriers and Locals Society - Group promotes the study of the operations and postal history of private mail companies that operated in the United States in the 1800s. Colorado Postal History Society - Collectors in group work to preserve postal history tied to Colorado. Dakota Postal History Society - Club promotes the study of the postal history of North Dakota, South Dakota, and Dakota Territory. Empire State Postal History Society - Members of group, which promotes the study of New York postal history, receive a quarterly bulletin and a journal that is published twice a year. Florida Postal History Society - Group of collectors interested in philatelic material from the Sunshine State publishes a journal three times a year and holds annual meetings. Illinois Postal History Society - Group publishes a quarterly journal and supports collectors of postal history originating in Illinois and the Midwest. Indiana Postal History Society - Group preserves philatelic material and information about post offices and mail service in Indiana. New Jersey Postal History Society - Supports collectors of New Jersey postal history with a quarterly newsletter and reference books. North Carolina Postal History Society - Group aims to promote awareness of Tar Heel State postal history, educates collectors through a quarterly journal, and organizes an annual meeting in Charlotte, North Carolina. Ohio Postal History Society - Club members are dedicated to the study of postal history from Ohio, including philatelic material and information about post offices, postal routes, and markings used on mail. Pennsylvania Postal History Society - Non-profit organization encourages the study of postal history from Pennsylvania. State Revenue Society - Members of organization specialize in collecting United States fiscal stamps issued by state and local governments. U.S. Philatelic Classics Society - Association supports collectors of United States postal history, and stamps, essays, and proofs, produced before 1894. Offers members the ability to search past newsletters issued as far back as 1948. Western Cover Society - Group's members study the postal history of the Old West, including covers and cancellations used in the Western continental United States, Hawaii, Alaska, Western Canada, and parts of Mexico. Peninsular State Philatelic Society - Group promotes the study and collection of postal history from Michigan, publishing a quarterly newsletter with articles about that topic. Vermont Philatelic Society - Organization publishes a quarterly journal promoting the study of philatelic material from Vermont, and provides on its website lists of local clubs and stamp shows in the Green Mountain State. Pacific Northwest Postal History Society - Members of group specialize in the postal history of Idaho, Montana, Oregon, and Washington. Texas Postal History Society - Texas-based group focuses on covers used in what is now the Lone Star State from the time of Spanish administration to the present.