Mountainside Boro
Counties
21 total · 564 munis- 01
Atlantic
23 municipalities
- 02
Bergen
70 municipalities
- 03
Burlington
40 municipalities
- 04
Camden
36 municipalities
- 05
Cape May
16 municipalities
- 06
Cumberland
14 municipalities
- 07
Essex
22 municipalities
- 08
Gloucester
24 municipalities
- 09
Hudson
12 municipalities
- 10
Hunterdon
26 municipalities
- 11
Mercer
12 municipalities
- 12
Middlesex
25 municipalities
- 13
Monmouth
53 municipalities
- 14
Morris
39 municipalities
- 15
Ocean
33 municipalities
- 16
Passaic
16 municipalities
- 17
Salem
15 municipalities
- 18
Somerset
21 municipalities
- 19
Sussex
24 municipalities
- 20
Union
21 municipalities
- 21
Warren
22 municipalities
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