Category:Flags on stamps by sub-country

• Flags on stamps by city‎ (3 C)

B

• Flags of Bahawalpur on stamps‎ (1 F)
• Flags of federal units of Brazil on stamps‎ (16 C)

C

• Flags of Castile and León on stamps‎ (22 F)

E

• Flags of England on stamps‎ (2 C, 14 F)

F

• Flags of the Faroe Islands on stamps‎ (26 F)
• Flags of Moldovian SSR on stamps‎ (8 F)

G

• Flags of states of Germany on stamps‎ (3 C)
• Flags of Greenland on stamps‎ (1 F)

P

• Flags of Pashtunistan on stamps‎ (43 F)

Q

• Flags of Quebec on stamps‎ (1 F)

S

• Sami flag on stamps‎ (1 F)
• Flags of Scotland on stamps‎ (1 C, 1 F)
• Flags of Shetland on stamps‎ (2 F)
• Flags of Soviet Republics on stamps‎ (20 C, 9 F)
• Flags of Svenskfinland on stamps‎ (1 F)

U

• Flags of emirates of the United Arab Emirates on stamps‎ (2 C)
• Flags of states of the United States on stamps‎ (51 C, 1 F)

W

• Flags of Wales on stamps‎ (3 F)

Å

• Flags of Åland on stamps‎ (4 F)