The Nomenclature of Territorial Units for Statistics (NUTS) in the United Kingdom is a subdivision of the UK devised by Eurostat.
The NUTS level 1 codes start with UKC rather than UK1 because the new list reflected the revised regions of England and local government changes throughout the UK.
Local administrative unit code levels 1 & 2 are maintained by the UK Office for National Statistics within the ONS coding system.
UK UNITED KINGDOM
UK
UKC
UKC1
UKC11
UKC12
UKC13
UKC14
UKC2
UKC21
UKC22
UKC23
UKD
UKD1
UKD11
UKD12
UKD2
UKD21
UKD22
UKD3
UKD31
UKD32
UKD4
UKD41
UKD42
UKD43
UKD5
UKD51
UKD52
UKD53
UKD54
UKE
UKE1
UKE11
UKE12
UKE13
UKE2
UKE21
UKE22
UKE3
UKE31
UKE32
UKE4
UKE41
UKE42
UKE43
UKF
UKF1
UKF11
UKF12
UKF13
UKF14
UKF15
UKF16
UKF2
UKF21
UKF22
UKF23
UKF3
UKF30
UKG
UKG1
UKG11
UKG12
UKG13
UKG2
UKG21
UKG22
UKG23
UKG24
UKG3
UKG31
UKG32
UKG33
UKG34
UKG35
UKH
UKH1
UKH11
UKH12
UKH13
UKH14
UKH2
UKH21
UKH22
UKH23
UKH3
UKH31
UKH32
UKH33
UKI
UKI1
UKI11
UKI12
UKI2
UKI21
UKI22
UKI23
UKJ
UKJ1
UKJ11
UKJ12
UKJ13
UKJ14
UKJ2
UKJ21
UKJ22
UKJ23
UKJ24
UKJ3
UKJ31
UKJ32
UKJ33
UKJ34
UKJ4
UKJ41
UKJ42
UKK
UKK1
UKK11
UKK12
UKK13
UKK14
UKK15
UKK2
UKK21
UKK22
UKK23
UKK3
UKK30
UKK4
UKK41
UKK42
UKK43
UKL
UKL1
UKL11
UKL12
UKL13
UKL14
UKL15
UKL16
UKL17
UKL18
UKL2
UKL21
UKL22
UKL23
UKL24
UKM
UKM1
UKM10
UKM2
UKM21
UKM22
UKM23
UKM24
UKM25
UKM26
UKM27
UKM28
UKM3
UKM31
UKM32
UKM33
UKM34
UKM35
UKM36
UKM37
UKM38
UKM4
UKM41
UKM42
UKM43
UKM44
UKM45
UKM46
UKN
UKN0
UKN01
UKN02
UKN03
UKN04
UKN05
UKZ
UKZZ
UKZZZ