Today selo/village IZA (2.8 miles NNE of Chust) > Khustskij raion/district > Zakarpatska Oblast/Region > Ukraine (abbr UA) latest zip code 90436.

selo Novoselytsia (means New Settlement) is 7.4 miles SSW of Iza???

Today Novoselytsia is a village in Mizhhirya District.

There is also a selo IZKY (formerly Iszka) in Mizhirskij raion > Zakarpatska Oblast > Ukraine, zip code 90020.

Iza and Izky are appx 29 miles apart.
________________________________________________________

There was/is no Dolynskij raion/district in Zakarpatia/Transcarpathia> formerly Hungary There was/is a micro ethnic Ruthenian/Rusyn group called Dolyaniny (Lowlanders), living in the Carpathian lowlands. At the turn of the century there was a Dolha jaras/district. Today the former district center village is called Dovhe and is located in Irshavskij (Irshava) raion/district.

The other jaras/districts now in Ukraine: Huszt/ today Khust, Okormeza/ today Mizhirya, Taracviz/ today Teresva, Tecso/ today Tyachiv and Tiszavolgy/ today Rakhiv.

Your ancestors were from historical Maramarosh megyve/county. Region was frequently referred to as No-Man's Land.
Maramorosh (Hungarian: Máramaros) - Geography - The Rusyns - Rusyn.org
http://www.rusyn.org/?root=rusyns&rusyns=geo&article...