HQ is the correct abbreviation.
correct abbreviation for sounds
The correct abbreviation for October is: Oct.
The correct abbreviation for the word Sunday is "Sun."
abv
There is no abbreviation.
The correct abbreviation for "I have" is I've.
The abbreviation for gallbladder is GB
Xmas is the abbreviation of Christmas.
Mthly is the abbreviation for monthly.
Mthly is the abbreviation for monthly.
The abbreviation for Mile is "Mi"