atlanta = at
ashburn = as
hampton roads = hr
rhode island = ri
new orleans = no
dallas = dl
OKC = ok
omaha = om
las vegas = lv
phoenix = ph
orange county = oc
san diego = sd
gainesville = ga
macon = mc
pensecola/fwb = pn
tulsa = tu
kansas = ks
santa barbara = sb
eureka = hu
lubbock = lu
baton rouge = br
roanoke = rn
northern va = dc
north carolina = nc
clevland = cl
palos verdes = pv
palo alto = pt
tucson = tc
chicago = ch
los angeles = la
new york = ny

bbr = backbone router
lkhn = lake hearn (Cox copr hq)
rd = rdc (regional data center)