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Majors City Codes (MCCs) for which City/State Generation Fails
Internal Revenue Manual Part 3. Submission Processing · 2026-10-03 edition · updated 2026-10-04 · United States
State
City
MCC
Alabama
Montgomery
MG
Florida
Hialeah
HI
Jacksonville
JV
Georgia
Atlanta
AT
Columbus
CM
Hawaii
Honolulu
HL
Massachusetts
Newton
NE
New York
New York
NY
Schenectady
SK
Syracuse
SY
North Carolina
Winston-Salem
WS
Ohio
Akron
AK
Pennsylvania
Philadelphia
PH
Pittsburgh
PI
South Carolina
Charleston
CT
Tennessee
Kingsport
KP
Memphis
ME
Nashville
NA
Texas
El Paso
EP
Utah
Salt Lake City
XU
Virginia
Charlottesville
CV
Virginia Beach
VB
Wisconsin
West Allis
WA
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