Why not just use the stock firmware?? That has the Carrier Label on the status bar. Or use Gravity Box? Should be an option for that.
MoKee ROM has that option, but it's very similar to CyanogenMod.
Sent from my Moto G on MoKee, using XDA app.
Moto G - XT1032 (Falcon) 16GB
GPE - KitKat 4.4.4
ViPER FX 188.8.131.52