Mark:
I prowled around the FCC ULS page and came up with this:
Call Sign WNWK750 Radio Service PW - Public Safety Pool
Control Points
PONTCHARTRAIN CTR 4545 WILLIAMS BLVD, KENNER, LA
Licensee
CITY OF KENNER
4545 WILLIAMS BLVD
KENNER, LA 70065
Frequency
453.66250
---
They're licensed for 10 2-watt portables on this freq.
Hope this helps! We still have to meet and swap notes someday!