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Which tooth is number 6?

In the Universal Numbering System, tooth 6 is the upper right canine (maxillary right canine). Its FDI (ISO 3950) designation is 13 and its Palmer designation is 3 in the upper right quadrant. It is a canine in the upper arch with typically 1 root.

Last verified
2026-07-08
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Query patterns

  • Which tooth is number 6?
  • Tooth 6: Upper Right Canine
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  • What is tooth number 6 in FDI and Palmer notation?
  • Which tooth is FDI 13?
  • What is FDI 13 in Universal numbering?
  • FDI 13 to Universal tooth number
  • ISO 3950 tooth 13
  • Which tooth is Palmer 3 Upper Right?
  • Palmer 3 Upper Right to Universal
  • Upper Right Palmer 3 tooth
  • UR Palmer 3 permanent tooth
  • Upper Right Canine tooth number
  • Universal 6 FDI 13 Palmer 3
  • which tooth is number 6?
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  • adult tooth 6
  • upper right canine
  • maxillary right canine
  • fdi 13

Source citations

  • TOOTH-1 American Dental Association — Universal Numbering System (ada.org)
  • TOOTH-2 ISO 3950:2016 — Dentistry, designation system for teeth and areas of the oral cavity (FDI two-digit) (iso.org)
  • TOOTH-3 FDI World Dental Federation — two-digit notation (fdiworlddental.org)

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