On Jan 21, 2010, the Russian licensing authority allocated following prefix numbers to neighbouring regions: Digit to call area
2 = 3
5 = 3
7 = 6
8 = 9
More details can be found on the homepage of RW2L at QRZ.com.
The Russian government passed a resolution for a administrative reform.
UA9G: Komi-Permyatzkij Okrug (KP) merged into UA9F, G. Permskij Kraj (PM)
Two day's ago I've worked with the Saint Petersburg amateur radio station on "Echo-link". His call sign was really surprised me. It was UH1AAC (novice class call sign). Another one was UA8AA (from UA9X region) also sounds very strange.