ArbBase

Base record for each ARTCC or CERAP facility including location reference point coordinates and identifying information

Source: NASRTable: ARB_BASEVersion: e25086c3e952 (effective 2026-04-16)

Ordered by and unique key: LOCATION_ID. Replaces legacy ARB.txt Subscriber File.

Example query

# Introspect the ArbBase type in GraphiQL at https://api.nav.sortie.co/graphql
# Example shape (pair with a compatible root query field):
{
  # ...rootQuery... {
    effDate
    locationId
    locationName
    computerId
  # }
}

Run at https://api.nav.sortie.co/graphql — GraphiQL is available in-browser.

Fields (20)

Field	Type	Description	Units	Enum
effDate ← EFF_DATE	String	The 28 Day NASR Subscription Effective Date in format YYYY/MM/DD
locationId ← LOCATION_ID	LocationId	Location Identifier; 3-4 character alphanumeric identifier uniquely identifying the ARTCC or CERAP facility		38 values FIMM — Mauritius FIR NZZO — Auckland Oceanic FIR SBAO — Atlantico FIR ZAB — Albuquerque ARTCC ZAK — Oakland Oceanic ARTCC ZAN — Anchorage Oceanic ZAP — Anchorage ZAU — Chicago ARTCC ZBW — Boston ARTCC ZDC — Washington ARTCC ZDV — Denver ARTCC ZEG — Edmonton ZFW — Fort Worth ARTCC ZHN — Honolulu Control Facility ZHU — Houston ARTCC ZID — Indianapolis ARTCC ZJX — Jacksonville ARTCC ZKC — Kansas City ARTCC ZLA — Los Angeles ARTCC ZLC — Salt Lake City ARTCC ZMA — Miami ARTCC ZME — Memphis ARTCC ZMP — Minneapolis ARTCC ZNY — New York ARTCC ZOA — Oakland ARTCC ZOB — Cleveland ARTCC ZQM — Moncton ZQX — Gander ZSE — Seattle ARTCC ZSU — San Juan ZTL — Atlanta ARTCC ZUA — Guam ZUL — Montreal ZVR — Vancouver ZWG — Winnipeg ZWY — New York Oceanic FIR ZYL — Yuma CERAP ZYZ — Toronto
locationName ← LOCATION_NAME	LocationName	Center name of the ARTCC or CERAP facility		38 values ALBUQUERQUE — Albuquerque ARTCC ANCHORAGE — Anchorage ARTCC ANCHORAGE OCEANIC — Anchorage Oceanic ARTCC ATLANTA — Atlanta ARTCC ATLANTICO FIR — Atlantico FIR (Brazil) AUCKLAND OCEANIC FIR — Auckland Oceanic FIR (New Zealand) BOSTON — Boston ARTCC CHICAGO — Chicago ARTCC CLEVELAND — Cleveland ARTCC DENVER — Denver ARTCC EDMONTON — Edmonton ARTCC (Canada) FORT WORTH — Fort Worth ARTCC GANDER — Gander ARTCC (Canada) GUAM — Guam ARTCC HONOLULU CONTROL FACILITY — Honolulu Control Facility HOUSTON — Houston ARTCC INDIANAPOLIS — Indianapolis ARTCC JACKSONVILLE — Jacksonville ARTCC KANSAS CITY — Kansas City ARTCC LOS ANGELES — Los Angeles ARTCC MAURITIUS FIR — Mauritius FIR MEMPHIS — Memphis ARTCC MIAMI — Miami ARTCC MINNEAPOLIS — Minneapolis ARTCC MONCTON — Moncton ARTCC (Canada) MONTREAL — Montreal ARTCC (Canada) NEW YORK — New York ARTCC NEW YORK OCEANIC FIR — New York Oceanic FIR OAKLAND — Oakland ARTCC OAKLAND OCEANIC ARTCC — Oakland Oceanic ARTCC SALT LAKE CITY — Salt Lake City ARTCC SAN JUAN — San Juan CERAP SEATTLE — Seattle ARTCC TORONTO — Toronto ARTCC (Canada) VANCOUVER — Vancouver ARTCC (Canada) WASHINGTON — Washington ARTCC WINNIPEG — Winnipeg ARTCC (Canada) YUMA CERAP — Yuma CERAP
computerId ← COMPUTER_ID	String	Location computer identifier used internally to identify the facility
icaoId ← ICAO_ID	IcaoId	ICAO identifier for the facility		37 values CZEG — Edmonton ARTCC (Canada) CZQM — Moncton ARTCC (Canada) CZQX — Gander ARTCC (Canada) CZUL — Montreal ARTCC (Canada) CZVR — Vancouver ARTCC (Canada) CZWG — Winnipeg ARTCC (Canada) CZYZ — Toronto ARTCC (Canada) FIMM — Mauritius FIR KZAB — Albuquerque ARTCC KZAK — Oakland Oceanic ARTCC KZAU — Chicago ARTCC KZBW — Boston ARTCC KZDC — Washington ARTCC KZDV — Denver ARTCC KZFW — Fort Worth ARTCC KZHU — Houston ARTCC KZID — Indianapolis ARTCC KZJX — Jacksonville ARTCC KZKC — Kansas City ARTCC KZLA — Los Angeles ARTCC KZLC — Salt Lake City ARTCC KZMA — Miami ARTCC KZME — Memphis ARTCC KZMP — Minneapolis ARTCC KZNY — New York ARTCC KZOA — Oakland ARTCC KZOB — Cleveland ARTCC KZSE — Seattle ARTCC KZTL — Atlanta ARTCC KZWY — New York Oceanic FIR NZZO — Auckland Oceanic FIR PAZA — Anchorage ARTCC PAZN — Anchorage Oceanic PGZU — Guam ARTCC PHZH — Honolulu Control Facility SBAO — Atlantico FIR TJZS — San Juan CERAP
locationType ← LOCATION_TYPE	LocationType	Type of air traffic control facility		ARTCC — Air Route Traffic Control Center CERAP — Combined Center Radar Approach Control
city ← CITY	String	City where the facility is located
state ← STATE	State	State or province post office code; standard two-letter abbreviation for US states, territories, and Canadian provinces		29 values AB — Alberta (Canada) AK — Alaska AZ — Arizona BC — British Columbia (Canada) CA — California CO — Colorado DC — District of Columbia FL — Florida GA — Georgia GU — Guam HI — Hawaii IL — Illinois IN — Indiana KS — Kansas MB — Manitoba (Canada) MN — Minnesota NB — New Brunswick (Canada) NH — New Hampshire NL — Newfoundland and Labrador (Canada) NM — New Mexico NY — New York OH — Ohio ON — Ontario (Canada) PR — Puerto Rico QC — Quebec (Canada) TN — Tennessee TX — Texas UT — Utah WA — Washington
countryCode ← COUNTRY_CODE	ArbBaseCountryCode	Country post office code for the country where the facility is located		BR — Brazil CA — Canada MU — Mauritius NZ — New Zealand US — United States
latDeg ← LAT_DEG	Int	Location reference point latitude degrees component	degrees
latMin ← LAT_MIN	Int	Location reference point latitude minutes component	minutes
latSec ← LAT_SEC	Float	Location reference point latitude seconds component	seconds
latHemis ← LAT_HEMIS	LatHemis	Location reference point latitude hemisphere indicator		N — North S — South
latDecimal ← LAT_DECIMAL	Float	Location reference point latitude in signed decimal degrees format (negative = South)	degrees
longDeg ← LONG_DEG	Int	Location reference point longitude degrees component	degrees
longMin ← LONG_MIN	Int	Location reference point longitude minutes component	minutes
longSec ← LONG_SEC	Float	Location reference point longitude seconds component	seconds
longHemis ← LONG_HEMIS	LongHemis	Location reference point longitude hemisphere indicator		E — East W — West
longDecimal ← LONG_DECIMAL	Float	Location reference point longitude in signed decimal degrees format (negative = West)	degrees
crossRef ← CROSS_REF	String	Cross reference free-form text that further describes the facility, typically indicating its physical location