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Industry codes

Code

Industry

AU

All utilities

BR

Bridge

BS

Bus

BT

Bus and truck

CC

Cooling

CT

Competitive telephone

DE

Depot

EL

Electric

GA

Gas

GE

Gas and electric

HC

Heating and cooling

HT

Heating

PL

Pipeline

RC

Radio common carriers

RR

Railroad

ST

Sewage treatment

TP

Telephone

TR

Truck

WW

Water works

WS

Water and sewer