Sources on Jewish Communities in this section:

Biezun  Bieżuń [Pol], Bizun [Yid], Byezhun' [Rus], Bezoyn

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-493830 JewishGen Locality Page

http://www.jewishgen.org/Yizkor/biezun/biezun.html Yizkor Book

Glinojeck  Glinojeck [Pol], Glinovietzk [Yid], Glinoyetzk [Rus], Glinovyetsk

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-501761 JewishGen Locality Page

Racionz  Raciąż [Pol], Ratziondzh [Yid], Rachienzh [Rus], Racionz, Racionzh, Rotshonz

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-524708 JewishGen Locality Page

http://www.jewishgen.org/Yizkor/Raciaz/Raciaz.html Yizkor Book

Radzanow  Radzanów [Pol], Radzanov [Yid], Radzanuv [Rus]

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-524980 JewishGen Locality Page

Strzegowo  Strzegowo [Pol], Strzegowo-Osada [Pol, until 1997], St'shegova [Yid], Stshegovo [Rus], St'chegova,

Schegove, Schegovo, Stryzgov, Stshegove

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-530732 JewishGen Locality Page

http://www.jewishgen.org/Yizkor/Strzegowo/Strzegowo.html Yizkor Book