Center Positions for the 48 Contiguous States Only

ARTCC Abbreviation ARTCC Name Frequency
ABQ Albuquerque 134.65
ATL Atlanta 133.90
BOS Boston 133.00
CHI Chicago 133.00
CLE Cleveland 127.10
DC Washington, DC 134.15
DEN Denver 135.60
FTW Fort Worth 135.75
HOU Houston 134.35
IND Indianapolis 119.55
JAX Jacksonville 132.30
KC (MKC) Kansas City 134.75
LAX Los Angeles 125.80
MEM Memphis 133.65
MIA Miami 132.25
MSP Minneapolis 133.40
NY New York 132.10
OAK Oakland 132.20
SEA Seattle 124.20
SLC Salt Lake City 134.35

Note:  Center, at its discretion, may use alternate frequencies.  Also, there may be more than one center position during peak times.  At those times, other frequencies will be used.