Routes prefix is en
 
First Essex employs branding on a few of its routes. The brand applied to a vehicle will be shown by a letter next to the fleet number. Generic (non branded) buses just display without a brand letter. Current brands are :-
a = | Essex Airlink | |
b = | Black | |
c = | A Greener Essex | |
e = | Essex | |
g = | Ensignbus | |
h = | Essex 100 | |
s = | Shuttle | |
u = | Livery from previous divison | |
T = | Training | |
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