Compendium of postage stamp issuers (To–Tz)

;Dates : 1948 – ;Capital : ;Currency : (1948) 12 pence = 1 shilling; 20 shillings = 1 pound : (1967) 100 cents = 1 dollar : (1982) 100 sene (cents) = 1 tola (dollar) ;Main Article Postage stamps and postal history of Tokelau == Tolima ==

;Dates : 1870 – 1903 ;Currency : 100 centavos = 1 peso ;Refer : Colombian Territories == Tonga ==

;Dates : 1886 – ;Capital : Nukuʻalofa ;Currency : (1886) 12 pence = 1 shilling; 20 shillings = 1 pound : (1967) 100 seniti = 1 pa'anga ;Main Article Postage stamps and postal history of Tonga == Tongking ==

;Refer : Annam & Tongking == Toypkia ==

;Refer : Greek Post Offices in the Turkish Empire == Transbaikal Province ==

;Dates : 1920 only ;Capital : Chita ;Currency : 100 kopecks = 1 Russian ruble ;Refer : Russian Civil War Issues == Transcaucasian Federation ==

;Dates : 1923 – 1924 ;Capital : Tbilisi ;Currency : 100 kopecks = 1 Russian ruble ;See also : Armenia; : Azerbaijan; : Georgia; : Union of Soviet Socialist Republics (USSR) == Transjordan ==

;Dates : 1920 – 1949 ;Capital : Amman ;Currency : 1000 milliemes = 100 piastres = 1 pound ;Refer : Jordan == Transkei ==

One of the territories ( Bantustans ) set up by the South African government as part of its apartheid policy. Although the territory itself did not acquire international recognition, its stamps were valid for postage. ;Dates : 1977 – 1994 ;Capital : Mthatha ;Currency : 100 cents = 1 rand ;Refer : South African Territories == Transvaal ==

;Dates : 1869 – 1910 ;Capital : Pretoria ;Currency : 12 pence = 1 shilling; 20 shillings = 1 pound ;Main Article Needed : ;Includes : Lydenburg; : New Republic; : Pietersburg; : Rustenburg; : Schweizer–Renecke; : South African Republic; : Volksrust; : Wolmaransstad == Transylvania (Romanian Occupation) ==

;Dates : 1919 only ;Currency : 100 bani = 1 leu ;Refer : Romanian Post Abroad == Travancore ==

;Dates : 1888 – 1949 ;Capital : Trivandrum ;Currency : 16 cash = 1 chuckram; 28 chuckrams = 1 rupee ;Refer : Indian Native States ;See also : Travancore-Cochin == Travancore-Cochin ==

;Dates : 1949 – 1951 ;Capital : Trivandrum ;Currency : 12 pies = 1 anna; 16 annas = 1 rupee ;Refer : Indian Native States ;See also : Cochin; : Travancore == Trebizonde (Russian Post Office) ==

;Dates : 1909 – 1910 ;Currency : 40 paras = 1 piastre ;Refer : Russian Post Offices in the Turkish Empire == Trengganu ==

;Dates : 1910 – ;Capital : Kuala Trengganu ;Currency : 100 cents = 1 dollar ;Main Article Needed : ;See also : Malaysia == Trentino (Italian Occupation) ==

;Dates : 1918 – 1919 ;Currency : Austrian and Italian used concurrently ;Refer : Italian Occupation Issues == Trieste ==

;Main Article Needed : ;Includes : Trieste (Allied Military Government); : Trieste (Yugoslav Military Government) ;See also : Venezia Giulia & Istria == Trieste (Allied Military Government) ==

;Dates : 1947 – 1954 ;Currency : 100 centesimi = 1 lira ;Refer : Trieste == Trieste (Yugoslav Military Government) ==

;Dates : 1948 – 1954 ;Currency : (1948) 100 centesimi = 1 lira : (1949) 100 paras = 1 dinar ;Refer : Trieste == Trinidad ==

;Dates : 1851 – 1913 ;Capital : Port of Spain ;Currency : 12 pence = 1 shilling; 20 shillings = 1 pound ;Refer : Trinidad & Tobago == Trinidad and Tobago ==