ALLO has four bill cycles, your cycle is determined by your installation date.
If your statement shows your bill is due on the 22nd then your bill includes charges from first day of the current month to the last day of the current month. You should receive your bill around the 1st of each month.
If your statement shows your bill is due on the 1st then your bill includes charges from the 10th of the current month through the 9th of the next month. You should receive your bill around the 10th of each month.
If your statement shows your bill is due on the 8th then your bill includes charges from the 17th of the current month through the 16th of the next month. You should receive your bill around the 17th of each month.
If your statement shows your bill is due on the 15th then your bill includes charges from the 24th of the current month through the 23rd of the next month. You should receive your bill around the 24th of each month.