I want the code for the fire department in Golden Shores, AZ

SOURCE: BC340RS want to listen to digital police

This usually means a software package that is capable of decoding digital.

Most bearcats are pretty good in the digital area.

It some cases it may even mean a slight modification to the scanner.

You should be aware however that scanner use in the US has quite strict legislation which in some states may prohibit the decoding of such signals so please check first.

A good source of information are the two sites below

Frequencies

Scanner software

These may also help you find out if it legal or not in your state

SOURCE: How so I get it to pick up on major channels that

You would only be able to set it to listen to broadcast on open frequency, restricted channels can not used for the same it need to be programmed by Police only, please follow the following steps

#1 Find the buttons "Scan," "Manual," "E" (for enter) and a button with a dot on it on the scanner. The keypad is numbered zero through nine. These buttons will be used to set the scanner.
#2 Start programming by pressing "Manual" and then the channel number for where you want to put the first frequency. For instance, if you wan to enter a frequency on channel 25, enter 2 and then 5 on the keypad, then press "Manual" again.
#3 Use the keypad to enter a frequency from the list of local frequencies you have. The dot button is used as the decimal point in the frequency. For instance, to enter 578.356, you will enter "5, 7, 8 dot, 3, 5, 6" and then press the "E" for enter. If you mess up the numbers, you can press "Manual" or the "Dot" two times and then begin entering the frequency again.
#4 Watch for the channel to blink twice, which means that you have entered the frequency correctly and it was saved in the memory.
#5 Press "Manual" again to advance to the next channel. Then repeat Steps 2 through 4 to program more channels.