<P> Several sets of codes and abbreviations are used to represent the political divisions of the United States for postal addresses, data processing, general abbreviations, and other purposes . </P> <P> This table includes abbreviations for three independent nations related to the United States through Compacts of Free Association, and other comparable postal abbreviations, including those now obsolete . </P> <Table> Codes and abbreviations for U.S. states, territories, and other regions <Tr> <Th_colspan="10"> <Table> <Tr> <Td_colspan="2"> Codes: </Td> </Tr> <Tr> <Td> ISO </Td> <Td> ISO 3166 codes (2 - letter, 3 - letter, and 3 - digit codes from ISO 3166 - 1; 2 + 2 - letter codes from ISO 3166 - 2) </Td> </Tr> <Tr> <Td> ANSI </Td> <Td> 2 - letter and 2 - digit codes from the ANSI standard INCITS 38: 2009 </Td> </Tr> <Tr> <Td> USPS </Td> <Td> 2 - letter codes used by the United States Postal Service </Td> </Tr> <Tr> <Td> USCG </Td> <Td> 2 - letter codes used by the United States Coast Guard (red text shows differences between ANSI and USCG) </Td> </Tr> <Tr> <Td_colspan="2"> Abbreviations: </Td> </Tr> <Tr> <Td> GPO </Td> <Td> Older variable - length official US Government Printing Office abbreviations </Td> </Tr> <Tr> <Td> AP </Td> <Td_colspan="2"> Abbreviations from the AP Stylebook (red text shows differences between GPO and AP) </Td> </Tr> </Table> </Th> </Tr> <Tr> <Th_colspan="2"> Name and status of region </Th> <Th> ISO </Th> <Th_colspan="2"> ANSI </Th> <Th> USPS </Th> <Th> USCG </Th> <Th> GPO </Th> <Th> AP </Th> <Th> Other abbreviations </Th> </Tr> <Tr> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> </Tr> <Tr> <Td> United States of America </Td> <Td> Federal state </Td> <Td> US USA 840 </Td> <Td> US </Td> <Td> 00 </Td> <Td> </Td> <Td> </Td> <Td> U.S. </Td> <Td> U.S. </Td> <Td> U.S.A. </Td> </Tr> <Tr> <Td> Alabama </Td> <Td> State </Td> <Td> US - AL </Td> <Td> AL </Td> <Td> 01 </Td> <Td> AL </Td> <Td> AL </Td> <Td> Ala . </Td> <Td> Ala . </Td> <Td> </Td> </Tr> <Tr> <Td> Alaska </Td> <Td> State </Td> <Td> US - AK </Td> <Td> AK </Td> <Td> 02 </Td> <Td> AK </Td> <Td> AK </Td> <Td> Alaska </Td> <Td> Alaska </Td> <Td> Alas . </Td> </Tr> <Tr> <Td> Arizona </Td> <Td> State </Td> <Td> US - AZ </Td> <Td> AZ </Td> <Td> 04 </Td> <Td> AZ </Td> <Td> AZ </Td> <Td> Ariz . </Td> <Td> Ariz . </Td> <Td> Az . </Td> </Tr> <Tr> <Td> Arkansas </Td> <Td> State </Td> <Td> US - AR </Td> <Td> AR </Td> <Td> 05 </Td> <Td> AR </Td> <Td> AR </Td> <Td> Ark . </Td> <Td> Ark . </Td> <Td> </Td> </Tr> <Tr> <Td> California </Td> <Td> State </Td> <Td> US - CA </Td> <Td> CA </Td> <Td> 06 </Td> <Td> CA </Td> <Td> CF </Td> <Td> Calif . </Td> <Td> Calif . </Td> <Td> Ca., Cal . </Td> </Tr> <Tr> <Td> Colorado </Td> <Td> State </Td> <Td> US - CO </Td> <Td> CO </Td> <Td> 08 </Td> <Td> CO </Td> <Td> CL </Td> <Td> Colo . </Td> <Td> Colo . </Td> <Td> Col . </Td> </Tr> <Tr> <Td> Connecticut </Td> <Td> State </Td> <Td> US - CT </Td> <Td> CT </Td> <Td> 09 </Td> <Td> CT </Td> <Td> CT </Td> <Td> Conn . </Td> <Td> Conn . </Td> <Td> Ct . </Td> </Tr> <Tr> <Td> Delaware </Td> <Td> State </Td> <Td> US - DE </Td> <Td> DE </Td> <Td> 10 </Td> <Td> DE </Td> <Td> DL </Td> <Td> Del . </Td> <Td> Del . </Td> <Td> De . </Td> </Tr> <Tr> <Td> District of Columbia </Td> <Td> Federal district </Td> <Td> US - DC </Td> <Td> DC </Td> <Td> 11 </Td> <Td> DC </Td> <Td> DC </Td> <Td> D.C. </Td> <Td> D.C. </Td> <Td> Wash . D.C. </Td> </Tr> <Tr> <Td> Florida </Td> <Td> State </Td> <Td> US - FL </Td> <Td> FL </Td> <Td> 12 </Td> <Td> FL </Td> <Td> FL </Td> <Td> Fla . </Td> <Td> Fla . </Td> <Td> Fl., Flor . </Td> </Tr> <Tr> <Td> Georgia </Td> <Td> State </Td> <Td> US - GA </Td> <Td> GA </Td> <Td> 13 </Td> <Td> GA </Td> <Td> GA </Td> <Td> Ga . </Td> <Td> Ga . </Td> <Td> </Td> </Tr> <Tr> <Td> Hawaii </Td> <Td> State </Td> <Td> US - HI </Td> <Td> HI </Td> <Td> 15 </Td> <Td> HI </Td> <Td> HA </Td> <Td> Hawaii </Td> <Td> Hawaii </Td> <Td> H.I. </Td> </Tr> <Tr> <Td> Idaho </Td> <Td> State </Td> <Td> US - ID </Td> <Td> ID </Td> <Td> 16 </Td> <Td> ID </Td> <Td> ID </Td> <Td> Idaho </Td> <Td> Idaho </Td> <Td> Id., Ida . </Td> </Tr> <Tr> <Td> Illinois </Td> <Td> State </Td> <Td> US - IL </Td> <Td> IL </Td> <Td> 17 </Td> <Td> IL </Td> <Td> IL </Td> <Td> Ill . </Td> <Td> Ill . </Td> <Td> Il., Ills., Ill's </Td> </Tr> <Tr> <Td> Indiana </Td> <Td> State </Td> <Td> US - IN </Td> <Td> IN </Td> <Td> 18 </Td> <Td> IN </Td> <Td> IN </Td> <Td> Ind . </Td> <Td> Ind . </Td> <Td> In . </Td> </Tr> <Tr> <Td> Iowa </Td> <Td> State </Td> <Td> US - IA </Td> <Td> IA </Td> <Td> 19 </Td> <Td> IA </Td> <Td> IA </Td> <Td> Iowa </Td> <Td> Iowa </Td> <Td> Ia., Ioa . </Td> </Tr> <Tr> <Td> Kansas </Td> <Td> State </Td> <Td> US - KS </Td> <Td> KS </Td> <Td> 20 </Td> <Td> KS </Td> <Td> KA </Td> <Td> Kans . </Td> <Td> Kan . </Td> <Td> Ks., Ka . </Td> </Tr> <Tr> <Td> Kentucky </Td> <Td> State (Commonwealth) </Td> <Td> US - KY </Td> <Td> KY </Td> <Td> 21 </Td> <Td> KY </Td> <Td> KY </Td> <Td> Ky . </Td> <Td> Ky . </Td> <Td> Ken., Kent . </Td> </Tr> <Tr> <Td> Louisiana </Td> <Td> State </Td> <Td> US - LA </Td> <Td> LA </Td> <Td> 22 </Td> <Td> LA </Td> <Td> LA </Td> <Td> La . </Td> <Td> La . </Td> <Td> </Td> </Tr> <Tr> <Td> Maine </Td> <Td> State </Td> <Td> US - ME </Td> <Td> ME </Td> <Td> 23 </Td> <Td> ME </Td> <Td> ME </Td> <Td> Maine </Td> <Td> Maine </Td> <Td> Me . </Td> </Tr> <Tr> <Td> Maryland </Td> <Td> State </Td> <Td> US - MD </Td> <Td> MD </Td> <Td> 24 </Td> <Td> MD </Td> <Td> MD </Td> <Td> Md . </Td> <Td> Md . </Td> <Td> </Td> </Tr> <Tr> <Td> Massachusetts </Td> <Td> State (Commonwealth) </Td> <Td> US - MA </Td> <Td> MA </Td> <Td> 25 </Td> <Td> MA </Td> <Td> MS </Td> <Td> Mass . </Td> <Td> Mass . </Td> <Td> </Td> </Tr> <Tr> <Td> Michigan </Td> <Td> State </Td> <Td> US - MI </Td> <Td> MI </Td> <Td> 26 </Td> <Td> MI </Td> <Td> MC </Td> <Td> Mich . </Td> <Td> Mich . </Td> <Td> </Td> </Tr> <Tr> <Td> Minnesota </Td> <Td> State </Td> <Td> US - MN </Td> <Td> MN </Td> <Td> 27 </Td> <Td> MN </Td> <Td> MN </Td> <Td> Minn . </Td> <Td> Minn . </Td> <Td> Mn . </Td> </Tr> <Tr> <Td> Mississippi </Td> <Td> State </Td> <Td> US - MS </Td> <Td> MS </Td> <Td> 28 </Td> <Td> MS </Td> <Td> MI </Td> <Td> Miss . </Td> <Td> Miss . </Td> <Td> </Td> </Tr> <Tr> <Td> Missouri </Td> <Td> State </Td> <Td> US - MO </Td> <Td> MO </Td> <Td> 29 </Td> <Td> MO </Td> <Td> MO </Td> <Td> Mo . </Td> <Td> Mo . </Td> <Td> </Td> </Tr> <Tr> <Td> Montana </Td> <Td> State </Td> <Td> US - MT </Td> <Td> MT </Td> <Td> 30 </Td> <Td> MT </Td> <Td> MT </Td> <Td> Mont . </Td> <Td> Mont . </Td> <Td> </Td> </Tr> <Tr> <Td> Nebraska </Td> <Td> State </Td> <Td> US - NE </Td> <Td> NE </Td> <Td> 31 </Td> <Td> NE </Td> <Td> NB </Td> <Td> Nebr . </Td> <Td> Neb . </Td> <Td> </Td> </Tr> <Tr> <Td> Nevada </Td> <Td> State </Td> <Td> US - NV </Td> <Td> NV </Td> <Td> 32 </Td> <Td> NV </Td> <Td> NV </Td> <Td> Nev . </Td> <Td> Nev . </Td> <Td> Nv . </Td> </Tr> <Tr> <Td> New Hampshire </Td> <Td> State </Td> <Td> US - NH </Td> <Td> NH </Td> <Td> 33 </Td> <Td> NH </Td> <Td> NH </Td> <Td> N.H. </Td> <Td> N.H. </Td> <Td> </Td> </Tr> <Tr> <Td> New Jersey </Td> <Td> State </Td> <Td> US - NJ </Td> <Td> NJ </Td> <Td> 34 </Td> <Td> NJ </Td> <Td> NJ </Td> <Td> N.J. </Td> <Td> N.J. </Td> <Td> N. Jersey </Td> </Tr> <Tr> <Td> New Mexico </Td> <Td> State </Td> <Td> US - NM </Td> <Td> NM </Td> <Td> 35 </Td> <Td> NM </Td> <Td> NM </Td> <Td> N. Mex . </Td> <Td> N.M. </Td> <Td> New M . </Td> </Tr> <Tr> <Td> New York </Td> <Td> State </Td> <Td> US - NY </Td> <Td> NY </Td> <Td> 36 </Td> <Td> NY </Td> <Td> NY </Td> <Td> N.Y. </Td> <Td> N.Y. </Td> <Td> N. York </Td> </Tr> <Tr> <Td> North Carolina </Td> <Td> State </Td> <Td> US - NC </Td> <Td> NC </Td> <Td> 37 </Td> <Td> NC </Td> <Td> NC </Td> <Td> N.C. </Td> <Td> N.C. </Td> <Td> N. Car . </Td> </Tr> <Tr> <Td> North Dakota </Td> <Td> State </Td> <Td> US - ND </Td> <Td> ND </Td> <Td> 38 </Td> <Td> ND </Td> <Td> ND </Td> <Td> N. Dak . </Td> <Td> N.D. </Td> <Td> NoDak </Td> </Tr> <Tr> <Td> Ohio </Td> <Td> State </Td> <Td> US - OH </Td> <Td> OH </Td> <Td> 39 </Td> <Td> OH </Td> <Td> OH </Td> <Td> Ohio </Td> <Td> Ohio </Td> <Td> O., Oh . </Td> </Tr> <Tr> <Td> Oklahoma </Td> <Td> State </Td> <Td> US - OK </Td> <Td> OK </Td> <Td> 40 </Td> <Td> OK </Td> <Td> OK </Td> <Td> Okla . </Td> <Td> Okla . </Td> <Td> Ok . </Td> </Tr> <Tr> <Td> Oregon </Td> <Td> State </Td> <Td> US - OR </Td> <Td> OR </Td> <Td> 41 </Td> <Td> OR </Td> <Td> OR </Td> <Td> Oreg . </Td> <Td> Ore . </Td> <Td> Or . </Td> </Tr> <Tr> <Td> Pennsylvania </Td> <Td> State (Commonwealth) </Td> <Td> US - PA </Td> <Td> PA </Td> <Td> 42 </Td> <Td> PA </Td> <Td> PA </Td> <Td> Pa . </Td> <Td> Pa . </Td> <Td> Penn., Penna . </Td> </Tr> <Tr> <Td> Rhode Island </Td> <Td> State </Td> <Td> US - RI </Td> <Td> RI </Td> <Td> 44 </Td> <Td> RI </Td> <Td> RI </Td> <Td> R.I. </Td> <Td> R.I. </Td> <Td> R.I. & P.P., R. Isl . </Td> </Tr> <Tr> <Td> South Carolina </Td> <Td> State </Td> <Td> US - SC </Td> <Td> SC </Td> <Td> 45 </Td> <Td> SC </Td> <Td> SC </Td> <Td> S.C. </Td> <Td> S.C. </Td> <Td> S. Car . </Td> </Tr> <Tr> <Td> South Dakota </Td> <Td> State </Td> <Td> US - SD </Td> <Td> SD </Td> <Td> 46 </Td> <Td> SD </Td> <Td> SD </Td> <Td> S. Dak . </Td> <Td> S.D. </Td> <Td> SoDak </Td> </Tr> <Tr> <Td> Tennessee </Td> <Td> State </Td> <Td> US - TN </Td> <Td> TN </Td> <Td> 47 </Td> <Td> TN </Td> <Td> TN </Td> <Td> Tenn . </Td> <Td> Tenn . </Td> <Td> </Td> </Tr> <Tr> <Td> Texas </Td> <Td> State </Td> <Td> US - TX </Td> <Td> TX </Td> <Td> 48 </Td> <Td> TX </Td> <Td> TX </Td> <Td> Tex . </Td> <Td> Texas </Td> <Td> Tx . </Td> </Tr> <Tr> <Td> Utah </Td> <Td> State </Td> <Td> US - UT </Td> <Td> UT </Td> <Td> 49 </Td> <Td> UT </Td> <Td> UT </Td> <Td> Utah </Td> <Td> Utah </Td> <Td> Ut . </Td> </Tr> <Tr> <Td> Vermont </Td> <Td> State </Td> <Td> US - VT </Td> <Td> VT </Td> <Td> 50 </Td> <Td> VT </Td> <Td> VT </Td> <Td> Vt . </Td> <Td> Vt . </Td> <Td> </Td> </Tr> <Tr> <Td> Virginia </Td> <Td> State (Commonwealth) </Td> <Td> US - VA </Td> <Td> VA </Td> <Td> 51 </Td> <Td> VA </Td> <Td> VA </Td> <Td> Va . </Td> <Td> Va . </Td> <Td> Virg . </Td> </Tr> <Tr> <Td> Washington </Td> <Td> State </Td> <Td> US - WA </Td> <Td> WA </Td> <Td> 53 </Td> <Td> WA </Td> <Td> WN </Td> <Td> Wash . </Td> <Td> Wash . </Td> <Td> Wa., Wn . </Td> </Tr> <Tr> <Td> West Virginia </Td> <Td> State </Td> <Td> US - WV </Td> <Td> WV </Td> <Td> 54 </Td> <Td> WV </Td> <Td> WV </Td> <Td> W. Va . </Td> <Td> W.Va . </Td> <Td> W.V., W. Virg . </Td> </Tr> <Tr> <Td> Wisconsin </Td> <Td> State </Td> <Td> US - WI </Td> <Td> WI </Td> <Td> 55 </Td> <Td> WI </Td> <Td> WS </Td> <Td> Wis . </Td> <Td> Wis . </Td> <Td> Wi., Wisc . </Td> </Tr> <Tr> <Td> Wyoming </Td> <Td> State </Td> <Td> US - WY </Td> <Td> WY </Td> <Td> 56 </Td> <Td> WY </Td> <Td> WY </Td> <Td> Wyo . </Td> <Td> Wyo . </Td> <Td> Wy . </Td> </Tr> <Tr> <Td> American Samoa </Td> <Td> Insular area (Territory) </Td> <Td> AS ASM 016 US - AS </Td> <Td> AS </Td> <Td> 60 </Td> <Td> AS </Td> <Td> AS </Td> <Td> A.S. </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Guam </Td> <Td> Insular area (Territory) </Td> <Td> GU GUM 316 US - GU </Td> <Td> GU </Td> <Td> 66 </Td> <Td> GU </Td> <Td> GU </Td> <Td> Guam </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Northern Mariana Islands </Td> <Td> Insular area (Commonwealth) </Td> <Td> MP MNP 580 US - MP </Td> <Td> MP </Td> <Td> 69 </Td> <Td> MP </Td> <Td> CM </Td> <Td> M.P. </Td> <Td> </Td> <Td> CNMI </Td> </Tr> <Tr> <Td> Puerto Rico </Td> <Td> Insular area (Territory) </Td> <Td> PR PRI 630 US - PR </Td> <Td> PR </Td> <Td> 72 </Td> <Td> PR </Td> <Td> PR </Td> <Td> P.R. </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Virgin Islands </Td> <Td> Insular area (Territory) </Td> <Td> VI VIR 850 US - VI </Td> <Td> VI </Td> <Td> 78 </Td> <Td> VI </Td> <Td> VI </Td> <Td> V.I. </Td> <Td> </Td> <Td> U.S.V.I. </Td> </Tr> <Tr> <Td> U.S. Minor Outlying Islands </Td> <Td> Insular areas </Td> <Td> UM UMI 581 US - UM </Td> <Td> UM </Td> <Td> 74 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Baker Island </Td> <Td> island </Td> <Td> UM - 81 </Td> <Td> </Td> <Td> 81 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XB </Td> </Tr> <Tr> <Td> Howland Island </Td> <Td> island </Td> <Td> UM - 84 </Td> <Td> </Td> <Td> 84 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XH </Td> </Tr> <Tr> <Td> Jarvis Island </Td> <Td> island </Td> <Td> UM - 86 </Td> <Td> </Td> <Td> 86 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XQ </Td> </Tr> <Tr> <Td> Johnston Atoll </Td> <Td> atoll </Td> <Td> UM - 67 </Td> <Td> </Td> <Td> 67 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XU </Td> </Tr> <Tr> <Td> Kingman Reef </Td> <Td> atoll </Td> <Td> UM - 89 </Td> <Td> </Td> <Td> 89 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XM </Td> </Tr> <Tr> <Td> Midway Islands </Td> <Td> atoll </Td> <Td> UM - 71 </Td> <Td> </Td> <Td> 71 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> QM </Td> </Tr> <Tr> <Td> Navassa Island </Td> <Td> island </Td> <Td> UM - 76 </Td> <Td> </Td> <Td> 76 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XV </Td> </Tr> <Tr> <Td> Palmyra Atoll </Td> <Td> atoll </Td> <Td> UM - 95 </Td> <Td> </Td> <Td> 95 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> XL </Td> </Tr> <Tr> <Td> Wake Island </Td> <Td> atoll </Td> <Td> UM - 79 </Td> <Td> </Td> <Td> 79 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> QW </Td> </Tr> <Tr> <Td> Micronesia </Td> <Td> Freely associated state </Td> <Td> FM FSM 583 </Td> <Td> FM </Td> <Td> 64 </Td> <Td> FM </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Marshall Islands </Td> <Td> Freely associated state </Td> <Td> MH MHL 584 </Td> <Td> MH </Td> <Td> 68 </Td> <Td> MH </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Palau </Td> <Td> Freely associated state </Td> <Td> PW PLW 585 </Td> <Td> PW </Td> <Td> 70 </Td> <Td> PW </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Armed Forces--Americas </Td> <Td> US military mail code </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> AA </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Armed Forces--Europe </Td> <Td> US military mail code </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> AE </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Armed Forces--Pacific </Td> <Td> US military mail code </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> AP </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Northern Mariana Islands </Td> <Td> Obsolete postal code </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> CM </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Panama Canal Zone </Td> <Td> Obsolete postal code </Td> <Td> PZ PCZ 594 </Td> <Td> </Td> <Td> </Td> <Td> CZ </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Nebraska </Td> <Td> Obsolete postal code </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> NB </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Philippine Islands </Td> <Td> Obsolete postal code </Td> <Td> PH PHL 608 </Td> <Td> </Td> <Td> </Td> <Td> PI </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Trust Territory of the Pacific Islands </Td> <Td> Obsolete postal code </Td> <Td> PC PCI 582 </Td> <Td> </Td> <Td> </Td> <Td> TT </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> </Table> <Tr> <Th_colspan="10"> <Table> <Tr> <Td_colspan="2"> Codes: </Td> </Tr> <Tr> <Td> ISO </Td> <Td> ISO 3166 codes (2 - letter, 3 - letter, and 3 - digit codes from ISO 3166 - 1; 2 + 2 - letter codes from ISO 3166 - 2) </Td> </Tr> <Tr> <Td> ANSI </Td> <Td> 2 - letter and 2 - digit codes from the ANSI standard INCITS 38: 2009 </Td> </Tr> <Tr> <Td> USPS </Td> <Td> 2 - letter codes used by the United States Postal Service </Td> </Tr> <Tr> <Td> USCG </Td> <Td> 2 - letter codes used by the United States Coast Guard (red text shows differences between ANSI and USCG) </Td> </Tr> <Tr> <Td_colspan="2"> Abbreviations: </Td> </Tr> <Tr> <Td> GPO </Td> <Td> Older variable - length official US Government Printing Office abbreviations </Td> </Tr> <Tr> <Td> AP </Td> <Td_colspan="2"> Abbreviations from the AP Stylebook (red text shows differences between GPO and AP) </Td> </Tr> </Table> </Th> </Tr>

Abbreviations for the states in the united states
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