CA — NEWTON, KS

CAE — COLUMBIA, SC

CAK — AKRON, OH

CAM — CAMBRIDGE, NY

CBM — COLUMBUS, MS

CBU — PORTLAND, OR

CCC — CALVERTON, NY

CCR — CONCORD, CA

CCT — CENTRAL CITY, KY

CCV — CAPE CHARLES, VA

CD — CHADRON, NE

CDB — COLD BAY, AK

CDO — SANTO DOMINGO, DOMINICAN REPUBLIC

CDS — CHILDRESS, TX

CDX — SOMERSET, KY

CE — CRESTVIEW, FL

CEC — CRESCENT CITY, CA

CEF — SPRINGFIELD/CHICOPEE, MA

CEP — RUIDOSO, NM

CEW — CRESTVIEW, FL

CEZ — CORTEZ, CO

CFB — BINGHAMTON, NY

CFJ — CRAWFORDSVILLE, IN

CFX — CADIZ, OH

CFY — LAKE CITY, SC

CG — CAPE GIRARDEAU, MO

CGG — GRAYLING, MI

CGI — CAPE GIRARDEAU, MO

CGL — COGHLAN ISLAND, AK

CGT — CHICAGO HEIGHTS, IL

CH — CHARLESTON, SC

CHE — HAYDEN, CO

CHS — CHARLESTON, SC

CI — SAULT STE MARIE, MI

CID — CEDAR RAPIDS, IA

CIM — CIMARRON, NM

CIP — CLARION, PA

CIR — CAIRO, IL

CJ — SPRINGFIELD, IL

CK — CLARKSVILLE, TN

CKB — CLARKSBURG, WV

CKC — GRAND MARAIS, MN

CKH — KOKO HEAD, HI

CKV — CLARKSVILLE, TN

CKW — CHEROKEE, WY

CL — COLLEGE STATION, TX

CL — PORT ANGELES, WA

CLE — CLEVELAND, OH

CLL — COLLEGE STATION, TX

CLT — CHARLOTTE, NC

CLT — CHARLOTTE, NC

CM — CHAMPAIGN/URBANA, IL

CMA — CAMARILLO, CA

CME — ROSWELL, NM

CMI — CHAMPAIGN/URBANA, IL

CMJ — KETCHIKAN, AK

CMK — CARMEL, NY

CMX — HANCOCK, MI

CMY — SPARTA, WI

CNG — PADUCAH, KY

CNH — CLAREMONT, NH

CNM — CARLSBAD, NM

CNP — CHAPPELL, NE

CNT — CURRANT, NV

CNU — CHANUTE, KS

CNX — CORONA, NM

CO — COLORADO SPRINGS, CO

CO — CONCORD, NH

COD — CODY, WY

COE — COEUR D'ALENE, ID

COF — COCOA BEACH, FL

COL — COLTS NECK, NJ

CON — CONCORD, NH

COR — CORCORAN, CA

COS — COLORADO SPRINGS, CO

COT — COTULLA, TX

COU — COLUMBIA, MO

COY — ST CROIX, VI

CP — CAHOKIA/ST LOUIS, IL

CPC — WHITEVILLE, NC

CPN — BUTTE, MT

CPZ — LA PRYOR, TX

CQN — CHATTANOOGA, TN

CQR — CHANDALAR LAKE, AK

CQX — CHATHAM, MA

CQY — CEDAR CREEK, TX

CRE — NORTH MYRTLE BEACH, SC

CRG — JACKSONVILLE, FL

CRI — CANARSIE, NY

CRL — CARLETON, MI

CRN — SPARREVOHN, AK

CRP — CORPUS CHRISTI, TX

CS — COLUMBUS, GA

CSG — COLUMBUS, GA

CSI — KERRVILLE, TX

CSN — CASANOVA, VA

CSS — WASHINGTON COURT HOUSE, OH

CSX — ST LOUIS, MO

CSZ — ATHENS, TX

CTB — CUT BANK, MT

CTF — CHESTERFIELD, SC

CTR — CHESTER, MA

CTW — NEWCOMERSTOWN, OH

CTY — CROSS CITY, FL

CTZ — CLINTON, NC

CUN — FAIRBANKS, AK

CUS — COLUMBUS, NM

CUZ — BROKEN BOW, NE

CV — CARLSBAD, NM

CVA — DAVENPORT, IA

CVE — DALLAS, TX

CVG — COVINGTON, KY

CVI — COFIELD, NC

CVO — CORVALLIS, OR

CVS — CLOVIS, NM

CVV — COUPEVILLE, WA

CW — LAKE CHARLES, LA

CWK — AUSTIN, TX

CX — HOUSTON, TX

CXR — CHARDON, OH

CYN — COYLE, NJ

CYR — CAIRO, GA

CYS — CHEYENNE, WY

CYT — YAKATAGA, AK

CYY — NAPLES, FL

CZF — CAPE ROMANZOF, AK

CZF — CAPE ROMANZOF, AK

CZI — CRAZY WOMAN, WY

CZJ — CENTER, TX

CZQ — FRESNO, CA