TurboTax uses a list of Locality ID Codes by State, If your locality is not listed, or if this payment is for two or more localities enter XXX instead.

Here is the list of Locality ID Codes supported by TurboTax  

Kentucky Locality Codes

  LEX - Lexington
  LOU - Louisville

Michigan Locality Codes

  ALB - Albion
  BCK - Battle Creek
  BRR - Big Rapids
  DET - Detroit
  FLT - Flint
  GRR - Grand Rapids
  GRA - Grayling
  HAM - Hamtramck
  HPK - Highland Park
  HUD - Hudson
  ION - Ionia
  JAC - Jackson
  LNS - Lansing
  LPR - Lapeer
  MHT - Muskegon Heights
  MKG - Muskegon
  PNT - Pontiac
  PHN - Port Huron
  POR - Portland
  SAG - Saginaw
  SPR - Springfield
  WAL - Walker

Missouri Locality Codes

  SL - St Louis
  KC - Kansas City

New York Locality Codes

  NYC - New York City, New York
  YON - Yonkers, New York

Ohio City Codes

  MR - RITA Municipal Tax
  SDR - (four digit school district)
  CCA - CCA Municipal Tax
  ECC - CCA City Tax Form, Employment Tax Estimate
  RCC - CCA City Tax Form, Residence Tax Estimate

Oregon Locality Codes

  MUL - Multnomah, Oregon

All Other Localities
  XXX - If your locality is not listed, or if this payment is for two or more localities