operational service period
telecommunicative
phone service
telephone service
telco
telephone company
phone company
on
telepresent
temporary state
on hold
keep
WATS
WATS line
serviceableness
base station
telecoms
permansive
telework
clock-face timetable
telecommunicational
operator
line of communication
uplink
stay
circulator
connection
dwell
cellularly
talking clock
dwell time
telefuture
teletraffic
exchange
wiredness
central
limited-stop
dial-in
telephone exchange
mail
postal service
cabinetisation
mail service
radiotelegraph
running
telebureau
post
telephone call
telepoint
topology
NCTA
hyperconnected
stateless
411
unchanged
on-hook
FCC
teledocumentation
Federal Communications Commission
unaltered
telebusiness
dead zone
length of service
existence
longevity
connect
face of the earth
being
beingness
311
holddown
radio silence
status
condition
junctor
Communications Security Establishment Canada
endotactic
squawk box
telecatalogue
micronetwork
common carrier
maintain
minigrid
cybercommuting
physical topology
communicational
channels
communications technology
base station subsystem
off the hook
statewise
persistability
teleconferencing
telegraphical
speedshift
to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.