ZHU 168,000 SQUARE MILES DOMESTIC 109,000 OCEANIC
ZHU HIGH ALTITUDE SECTORS FL240 & Above (Except as Noted) 79 080 & ABOVE 132.65 / 269.55 72 135.775 / 251.05 24 SFC & ABOVE 132.17 / 353.55 70 133.65 / 263.1 68 123.82 / 279.62 95 124.72 / 291.75 59 133.75 / 273.6 97 FL280 & ABOVE 132.4 / 299.2 74 132.72 / 363.25 76 125.25 / 318.8 78 126.42 / 371.85 135.32 / 319.15 82 132.77 / 335.65 46 26 128.17 / 353.85 23 - 132.95 / 360.65 81 FL350 & ABOVE 134.42 / 335.52 42 FL240-FL340 132.7 / 348.75 65 119.72 / 285.6 63 125.77 / 322.4 37 126.87 / 327.05 ZHU HIGH ALTITUDE SECTORS FL240 & Above (Except as Noted)
ZHU LOW ALTITUDE SECTORS SFC to FL230 (Except as noted) 79 080 & ABOVE 132.65 / 269.55 72 135.775 / 251.05 28 SFC TO 070 133.4 / 306.3 120.35 43 080 TO FL230 133.8 / 351.8 36 – 124.7 / 317.4 126.95 / 363.05 38 40 120.97 / 299.6 A L K J C D E F G B N S T U V M Q P O R H I 126.35 / 338.25 34 24 134.9 / 290.45 128.6 / 360.8 87 58 128.15 / 350.3 86 134.8 / 269.6 80 – 132.15 / 279.6 93 127.8 / 307.2 134.6 / 322.5 56 92 132.8 / 343.7 84 SFC TO 080 120.4 / 371.9 83 090 TO FL230 134.5 / 307.8 96 125.65 / 353.8 50 134.2 / 307.3 124.2 / 269.4 85 98 SFC to FL270 125.75 / 346.4 30 133.5 / 343.95 27 126.8 / 281.5 25 127.65 / 288.15 APPROACH CONTROL A DEL RIO (SFC TO FL230) B SAN ANGELO (SFC TO 120) C WACO (SFC TO 120) D GRAY (SFC TO 120) E AUSTIN (SFC TO 120) F SAN ANTONIO (SFC TO 130) G KINGSVILLE (SFC TO 150) H VALLEY (SFC TO 150) I CORPUS CHRISTI (SFC TO 150) J HOUSTON (SFC TO 150) K BEAUMONT (SFC TO 070) M LAFAYETTE (SFC TO 100) N BATON ROUGE (SFC TO 100) O NEW ORLEANS (SFC TO 100) P NEW ORLEANS (SFC TO 150) Q GULFPORT (SFC TO 100) R MOBILE (SFC TO 100) S FORT POLK (SFC TO 100) T MONROE (SFC TO 120) U SHREVEPORT (SFC TO 120) V LONGVIEW (SFC TO 100) ZHU LOW ALTITUDE SECTORS SFC to FL230 (Except as noted)