#6000-6999

Unused United States stamps, #6000 to #6099. All stamps in this section are mint and never hinged. Notice: If you would like to receive a pair of any coil stamp change the quantity ordered to 2.

Displaying 1 to 27 (of 27 products)

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# Benjamin Franklin, Booklet Single

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# Boston 2026 World Stamp Show, Horizontal Pair

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# Boston 2026 World Stamp Show, Two Singles

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# Boston 2026 World Stamp Show, Vertical Pair

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# Put a Stamp on the American Experience, Book of 20 Stamps

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# Put a Stamp on the American Experience, Pane of Ten Stamps LHS Inscription

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# Put a Stamp on the American Experience, Pane of Ten Stamps RHS Inscription

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# SpongeBob SquarePants, Block of Four

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#6002 Goodnight Moon, Complete Sheet of 16 Stamps

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#6002a-6002h Goodnight Moon, Set of 8 Single Stamps

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#6002r Goodnight Moon, Block of 8 Stamps

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#6003 Army, 250 Years of Service

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#6004 Navy, 250 Years of Service

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#6005 Marines, 250 Years of Service

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#6006-6015 Baby Wild Animals, Set of Ten Singles Stamps

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#6015a Baby Wild Animals, Booklet Block of Ten

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#6016 Flag, Sheet Stamp, Die cut 11¼x11, BCA

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#6017 Flag, Coil Vertical Die Cut 9½ (AP)

To receive a pair change the quantity ordered to 2.…

#6018 Flag Coil Vertical Die Cut 10, Space Between Stamps (AP)

To receive a pair change the quantity ordered to 2.…

#6019 Flag Coil Vertical Die Cut 11, BCA

To receive a pair change the quantity ordered to 2.…

#6020 Flag Booklet Stamp Die Cut 11¼x11, 2 or 3 Sides (AP)

"USPS" micro printed at right of lower right corner blue flag field.…

#6021 Flag Booklet Stamp Die Cut 11¼x11 on 2 or 3 Sides BCA

"USPS" Micro Printed near center of bottom blue flag stripe.…

#6024 250 Years of Delivering, Sheet of 20

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#6024a-t 250 Years of Delivering, Set of 20 Singles

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#5902-5906 Flowers, Complete Set of Five Coil Stamps
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# Benjamin Franklin, Booklet Single

# Boston 2026 World Stamp Show, Horizontal Pair

# Boston 2026 World Stamp Show, Two Singles

# Boston 2026 World Stamp Show, Vertical Pair

# Luna Moth, Surcharge

# Put a Stamp on the American Experience, Book of 20 Stamps

# Put a Stamp on the American Experience, Pane of Ten Stamps LHS Inscription

# Put a Stamp on the American Experience, Pane of Ten Stamps RHS Inscription

# SpongeBob SquarePants, Block of Four

# William F. Buckely, Jr.

#6002 Goodnight Moon, Complete Sheet of 16 Stamps

#6002a-6002h Goodnight Moon, Set of 8 Single Stamps

#6002r Goodnight Moon, Block of 8 Stamps

#6003 Army, 250 Years of Service

#6004 Navy, 250 Years of Service

#6005 Marines, 250 Years of Service

#6006-6015 Baby Wild Animals, Set of Ten Singles Stamps

#6015a Baby Wild Animals, Booklet Block of Ten

#6016 Flag, Sheet Stamp, Die cut 11¼x11, BCA

#6017 Flag, Coil Vertical Die Cut 9½ (AP)

#6018 Flag Coil Vertical Die Cut 10, Space Between Stamps (AP)

#6019 Flag Coil Vertical Die Cut 11, BCA

#6020 Flag Booklet Stamp Die Cut 11¼x11, 2 or 3 Sides (AP)

#6021 Flag Booklet Stamp Die Cut 11¼x11 on 2 or 3 Sides BCA

#6022 Barbara Bush

#6024 250 Years of Delivering, Sheet of 20

#6024a-t 250 Years of Delivering, Set of 20 Singles