I am a bit lost and am looking for help. Please!

I am trying to find a marraige cert for Hannah and Jno ?!? Moore. Could this be John? in 1841 census they are both 20 , and info on Jno is :
BORN- Northunmberland
PARISH - All Saints
HUNDRED - Tindale (west division) What does that mean ?
REG DISTRICT - Newcastle
SUB REG DISTRICT - All Saints.
Failing that , I am looking for the birth cert of their son , Thomas. On the 1851 census the info is :
AGE - 4
BORN- Northumberland , Newcastle
CIVIL PARISH - Byker
ECC PARISH - Byker
Any help would be greatly appriciated. Thank you , Thank you , Thank you !!!!
x :-*x :-*x :-*x :-*x !!!!!! (Mrst)