CLP - starts with 51
WMECO- starts with 54
PSNH- starts with 56
*DUKEOH- Invoice will have 11 Digits, remove the last digit
*Central Hudson- drop the last digit to make 10
CMP- assume there's a missing leading "0" (for a total of 14 numbers)
(REQUESTING ONLY WITH 8 DIGITS) The first 8 digits are leading 0's, remove those as well as the very last digit
Starts with PE and is 20 characters including PE
*NYSEG- Starts with "N"
*RGE - Starts with "R"
*CSP- starts with "0004"
*OPC- starts with "0014"