Lviv oblast Prefixes.

There are prefixes:
UR1W..-UR0W.., US1W..-US1W.., UT1W..-UT4W.., UT6W..-UT0W..,
UV1W..-UV1W.., UW1W..-UW1W.., UX1W..-UX4W.., UX6W..-UX0W..,
UY1W..-UY4W.., UY6W..-UY0W.., UZ1W..-UZ0W..
with letter W after figure...

There are some additional calls (HAMs were moved from other oblast to Lviv):

U5BB, U5WF,U5WD, U5WK, U5WN (Veterans of the II World War)
UT5GA, UT5GH, UT5GR, UT5GF, UT5UB
UX5CV, UX5CY, UX5DH, UX5EF, UX5EG, UX5EW, UX5QS
UY5MA, UY5MV, UY5MI, UY5MW
UY5XE, UY5XF, UY5XU, UY5XL