[RBS] need contact in a specific army office

[yehudis schamroth]

my son is having trouble contacting the special services(Yechidot Sayarot) unit of the army to check up on a letter he received from them
anyone have a fast/easy way to contact this dept? thanks in advance, 
yehudis

Yehudis Schamroth CRNA

Israel:
Nachal Hayarden 120/6
Ramat Bet Shemesh
0545-91-6673 or 02-992-0268

USA:
3405 W. Strathmore Ave
Baltimore, MD 21215
410-900-9136