To faciltiate users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
An area code denotes the regional location of a phone number within the United States.
The Area Code table below shows an area codes each.
Area Code 740 listing, by city
@The cities listed with each area code are the major cities for that area code;
| City / State | Area code | Zip Code | County | Iso | |
|---|---|---|---|---|---|
| Adamsville (Ohio) | 740 | 43802 | Muskingum | US-OH | |
| Adelphi (Ohio) | 740 | 43101 | Ross | US-OH | |
| Adena (Ohio) | 740 | 43901 | Jefferson | US-OH | |
| Albany (Ohio) | 740 | 45710 | Athens | US-OH | |
| Alexandria (Ohio) | 740 | 43001 | Licking | US-OH | |
| Alledonia (Ohio) | 740 | 43902 | Belmont | US-OH | |
| Amanda (Ohio) | 740 | 43102 | Fairfield | US-OH | |
| Amesville (Ohio) | 740 | 45711 | Athens | US-OH | |
| Amsterdam (Ohio) | 740 | 43903 | Jefferson | US-OH | |
| Ashley (Ohio) | 740 | 43003 | Delaware | US-OH | |
| Ashville (Ohio) | 740 | 43103 | Pickaway | US-OH | |
| Athens (Ohio) | 740 | 45701 | Athens | US-OH | |
| Ava (Ohio) | 740 | 43711 | Noble | US-OH | |
| Bakersville (Ohio) | 740 | 43803 | Coshocton | US-OH | |
| Baltimore (Ohio) | 740 | 43105 | Fairfield | US-OH | |
| Bannock (Ohio) | 740 | 43972 | Belmont | US-OH | |
| Barlow (Ohio) | 740 | 45712 | Washington | US-OH | |
| Barnesville (Ohio) | 740 | 43713 | Belmont | US-OH | |
| Bartlett (Ohio) | 740 | 45713 | Washington | US-OH | |
| Barton (Ohio) | 740 | 43905 | Belmont | US-OH | |
| Beallsville (Ohio) | 740 | 43716 | Monroe | US-OH | |
| Beaver (Ohio) | 740 | 45613 | Pike | US-OH | |
| Bellaire (Ohio) | 740 | 43906 | Belmont | US-OH | |
| Belle Valley (Ohio) | 740 | 43717 | Noble | US-OH | |
| Bellville (Ohio) | 740 | 44813 | Richland | US-OH | |
| Bellville (Ohio) | 740 | 44813 | Richland | US-OH | |
| Belmont (Ohio) | 740 | 43718 | Belmont | US-OH | |
| Belpre (Ohio) | 740 | 45714 | Washington | US-OH | |
| Bergholz (Ohio) | 740 | 43908 | Jefferson | US-OH | |
| Bethesda (Ohio) | 740 | 43719 | Belmont | US-OH | |
| Beverly (Ohio) | 740 | 45715 | Washington | US-OH | |
| Bidwell (Ohio) | 740 | 45614 | Gallia | US-OH | |
| Bladensburg (Ohio) | 740 | 43005 | Knox | US-OH | |
| Blaine (Ohio) | 740 | 43909 | Belmont | US-OH | |
| Blissfield (Ohio) | 740 | 43805 | Coshocton | US-OH | |
| Bloomingburg (Ohio) | 740 | 43106 | Fayette | US-OH | |
| Bloomingdale (Ohio) | 740 | 43910 | Jefferson | US-OH | |
| Blue Rock (Ohio) | 740 | 43720 | Muskingum | US-OH | |
| Bourneville (Ohio) | 740 | 45617 | Ross | US-OH | |
| Bowerston (Ohio) | 740 | 44695 | Carroll | US-OH | |
| Bremen (Ohio) | 740 | 43107 | Fairfield | US-OH | |
| Bridgeport (Ohio) | 740 | 43912 | Belmont | US-OH | |
| Brilliant (Ohio) | 740 | 43913 | Jefferson | US-OH | |
| Brinkhaven (Ohio) | 740 | 43006 | Holmes | US-OH | |
| Brownsville (Ohio) | 740 | 43721 | Licking | US-OH | |
| Buchtel (Ohio) | 740 | 45716 | Athens | US-OH | |
| Buffalo (Ohio) | 740 | 43722 | Guernsey | US-OH | |
| Byesville (Ohio) | 740 | 43723 | Guernsey | US-OH | |
| Cadiz (Ohio) | 740 | 43907 | Harrison | US-OH | |
| Caldwell (Ohio) | 740 | 43724 | Noble | US-OH | |
| Cambridge (Ohio) | 740 | 43725 | Guernsey | US-OH | |
| Cameron (Ohio) | 740 | 43914 | Monroe | US-OH | |
| Carbon Hill (Ohio) | 740 | 43111 | Hocking | US-OH | |
| Carbondale (Ohio) | 740 | 45717 | Athens | US-OH | |
| Carroll (Ohio) | 740 | 43112 | Fairfield | US-OH | |
| Centerburg (Ohio) | 740 | 43011 | Knox | US-OH | |
| Chandlersville (Ohio) | 740 | 43727 | Muskingum | US-OH | |
| Chauncey (Ohio) | 740 | 45719 | Athens | US-OH | |
| Chesapeake (Ohio) | 740 | 45619 | Lawrence | US-OH | |
| Cheshire (Ohio) | 740 | 45620 | Gallia | US-OH | |
| Chester (Ohio) | 740 | 45720 | Meigs | US-OH | |
| Chesterhill (Ohio) | 740 | 43728 | Morgan | US-OH | |
| Chillicothe (Ohio) | 740 | 45601 | Ross | US-OH | |
| Circleville (Ohio) | 740 | 43113 | Pickaway | US-OH | |
| Clarington (Ohio) | 740 | 43915 | Monroe | US-OH | |
| Clarksburg (Ohio) | 740 | 43115 | Ross | US-OH | |
| Coal Run (Ohio) | 740 | 45721 | Washington | US-OH | |
| Coalton (Ohio) | 740 | 45621 | Jackson | US-OH | |
| Colerain (Ohio) | 740 | 43916 | Belmont | US-OH | |
| Columbus (Ohio) | 740 | 43085 | Franklin | US-OH | |
| Columbus (Ohio) | 740 | 43229 | Franklin | US-OH | |
| Columbus (Ohio) | 740 | 43240 | Delaware | US-OH | |
| Conesville (Ohio) | 740 | 43811 | Coshocton | US-OH | |
| Coolville (Ohio) | 740 | 45723 | Athens | US-OH | |
| Corning (Ohio) | 740 | 43730 | Perry | US-OH | |
| Coshocton (Ohio) | 740 | 43812 | Coshocton | US-OH | |
| Creola (Ohio) | 740 | 45622 | Vinton | US-OH | |
| Crooksville (Ohio) | 740 | 43731 | Perry | US-OH | |
| Croton (Ohio) | 740 | 43013 | Licking | US-OH | |
| Crown City (Ohio) | 740 | 45623 | Gallia | US-OH | |
| Cumberland (Ohio) | 740 | 43732 | Guernsey | US-OH | |
| Cutler (Ohio) | 740 | 45724 | Washington | US-OH | |
| Cynthiana (Ohio) | 740 | 45624 | Pike | US-OH | |
| Danville (Ohio) | 740 | 43014 | Knox | US-OH | |
| Deersville (Ohio) | 740 | 44693 | Harrison | US-OH | |
| Delaware (Ohio) | 740 | 43015 | Delaware | US-OH | |
| Dennison (Ohio) | 740 | 44621 | Tuscarawas | US-OH | |
| Derwent (Ohio) | 740 | 43733 | Guernsey | US-OH | |
| Dexter City (Ohio) | 740 | 45727 | Noble | US-OH | |
| Dillonvale (Ohio) | 740 | 43917 | Jefferson | US-OH | |
| Dresden (Ohio) | 740 | 43821 | Muskingum | US-OH | |
| Dublin (Ohio) | 740 | 43016 | Franklin | US-OH | |
| Dublin (Ohio) | 740 | 43017 | Franklin | US-OH | |
| Duncan Falls (Ohio) | 740 | 43734 | Muskingum | US-OH | |
| East Fultonham (Ohio) | 740 | 43735 | Muskingum | US-OH | |
| East Springfield (Ohio) | 740 | 43925 | Jefferson | US-OH | |
| Empire (Ohio) | 740 | 43926 | Jefferson | US-OH | |
| Etna (Ohio) | 740 | 43018 | Licking | US-OH | |
| Fairpoint (Ohio) | 740 | 43927 | Belmont | US-OH | |
| Fairview (Ohio) | 740 | 43736 | Guernsey | US-OH | |
| Fleming (Ohio) | 740 | 45729 | Washington | US-OH | |
| Flushing (Ohio) | 740 | 43977 | Belmont | US-OH | |
| Frankfort (Ohio) | 740 | 45628 | Ross | US-OH | |
| Franklin Furnace (Ohio) | 740 | 45629 | Scioto | US-OH | |
| Frazeysburg (Ohio) | 740 | 43822 | Muskingum | US-OH | |
| Fredericktown (Ohio) | 740 | 43019 | Knox | US-OH | |
| Fredericktown (Ohio) | 740 | 43019 | Knox | US-OH | |
| Freeport (Ohio) | 740 | 43973 | Harrison | US-OH | |
| Fresno (Ohio) | 740 | 43824 | Coshocton | US-OH | |
| Friendship (Ohio) | 740 | 45630 | Scioto | US-OH | |
| Fultonham (Ohio) | 740 | 43738 | Muskingum | US-OH | |
| Galena (Ohio) | 740 | 43021 | Delaware | US-OH | |
| Gallipolis (Ohio) | 740 | 45631 | Gallia | US-OH | |
| Gambier (Ohio) | 740 | 43022 | Knox | US-OH | |
| Glencoe (Ohio) | 740 | 43928 | Belmont | US-OH | |
| Glenford (Ohio) | 740 | 43739 | Perry | US-OH | |
| Glouster (Ohio) | 740 | 45732 | Athens | US-OH | |
| Gnadenhutten (Ohio) | 740 | 44629 | Tuscarawas | US-OH | |
| Granville (Ohio) | 740 | 43023 | Licking | US-OH | |
| Gratiot (Ohio) | 740 | 43740 | Licking | US-OH | |
| Graysville (Ohio) | 740 | 45734 | Monroe | US-OH | |
| Green Camp (Ohio) | 740 | 43322 | Marion | US-OH | |
| Guysville (Ohio) | 740 | 45735 | Athens | US-OH | |
| Hallsville (Ohio) | 740 | 45633 | Ross | US-OH | |
| Hamden (Ohio) | 740 | 45634 | Vinton | US-OH | |
| Hammondsville (Ohio) | 740 | 43930 | Jefferson | US-OH | |
| Hannibal (Ohio) | 740 | 43931 | Monroe | US-OH | |
| Harpster (Ohio) | 740 | 43323 | Wyandot | US-OH | |
| Harrisville (Ohio) | 740 | 43974 | Harrison | US-OH | |
| Haverhill (Ohio) | 740 | 45636 | Scioto | US-OH | |
| Haydenville (Ohio) | 740 | 43127 | Hocking | US-OH | |
| Heath (Ohio) | 740 | 43056 | Licking | US-OH | |
| Hebron (Ohio) | 740 | 43025 | Licking | US-OH | |
| Hebron (Ohio) | 740 | 43098 | Licking | US-OH | |
| Hockingport (Ohio) | 740 | 45739 | Athens | US-OH | |
| Holloway (Ohio) | 740 | 43985 | Belmont | US-OH | |
| Homer (Ohio) | 740 | 43027 | Licking | US-OH | |
| Hopedale (Ohio) | 740 | 43976 | Harrison | US-OH | |
| Hopewell (Ohio) | 740 | 43746 | Muskingum | US-OH | |
| Howard (Ohio) | 740 | 43028 | Knox | US-OH | |
| Irondale (Ohio) | 740 | 43932 | Jefferson | US-OH | |
| Ironton (Ohio) | 740 | 45638 | Lawrence | US-OH | |
| Irwin (Ohio) | 740 | 43029 | Madison | US-OH | |
| Jackson (Ohio) | 740 | 45640 | Jackson | US-OH | |
| Jacksontown (Ohio) | 740 | 43030 | Licking | US-OH | |
| Jacksonville (Ohio) | 740 | 45740 | Athens | US-OH | |
| Jacobsburg (Ohio) | 740 | 43933 | Belmont | US-OH | |
| Jasper (Ohio) | 740 | 45642 | Pike | US-OH | |
| Jerusalem (Ohio) | 740 | 43747 | Monroe | US-OH | |
| Jewett (Ohio) | 740 | 43986 | Harrison | US-OH | |
| Johnstown (Ohio) | 740 | 43031 | Licking | US-OH | |
| Junction City (Ohio) | 740 | 43748 | Perry | US-OH | |
| Keene (Ohio) | 740 | 43828 | Coshocton | US-OH | |
| Kerr (Ohio) | 740 | 45643 | Gallia | US-OH | |
| Kilbourne (Ohio) | 740 | 43032 | Delaware | US-OH | |
| Kimbolton (Ohio) | 740 | 43749 | Guernsey | US-OH | |
| Kingston (Ohio) | 740 | 45644 | Ross | US-OH | |
| Kipling (Ohio) | 740 | 43750 | Guernsey | US-OH | |
| Kirkersville (Ohio) | 740 | 43033 | Licking | US-OH | |
| Kitts Hill (Ohio) | 740 | 45645 | Lawrence | US-OH | |
| La Rue (Ohio) | 740 | 43332 | Marion | US-OH | |
| Lafferty (Ohio) | 740 | 43951 | Belmont | US-OH | |
| Laings (Ohio) | 740 | 43752 | Monroe | US-OH | |
| Lancaster (Ohio) | 740 | 43130 | Fairfield | US-OH | |
| Langsville (Ohio) | 740 | 45741 | Meigs | US-OH | |
| Lansing (Ohio) | 740 | 43934 | Belmont | US-OH | |
| Laurelville (Ohio) | 740 | 43135 | Hocking | US-OH | |
| Lewis Center (Ohio) | 740 | 43035 | Delaware | US-OH | |
| Lewisville (Ohio) | 740 | 43754 | Monroe | US-OH | |
| Little Hocking (Ohio) | 740 | 45742 | Washington | US-OH | |
| Logan (Ohio) | 740 | 43138 | Hocking | US-OH | |
| London (Ohio) | 740 | 43140 | Madison | US-OH | |
| Londonderry (Ohio) | 740 | 45647 | Ross | US-OH | |
| Long Bottom (Ohio) | 740 | 45743 | Meigs | US-OH | |
| Lore City (Ohio) | 740 | 43755 | Guernsey | US-OH | |
| Lowell (Ohio) | 740 | 45744 | Washington | US-OH | |
| Lower Salem (Ohio) | 740 | 45745 | Washington | US-OH | |
| Lucasville (Ohio) | 740 | 45648 | Scioto | US-OH | |
| Lucasville (Ohio) | 740 | 45699 | Scioto | US-OH | |
| Macksburg (Ohio) | 740 | 45746 | Washington | US-OH | |
| Magnetic Springs (Ohio) | 740 | 43036 | Union | US-OH | |
| Malaga (Ohio) | 740 | 43757 | Monroe | US-OH | |
| Malta (Ohio) | 740 | 43758 | Morgan | US-OH | |
| Marietta (Ohio) | 740 | 45750 | Washington | US-OH | |
| Marion (Ohio) | 740 | 43301 | Marion | US-OH | |
| Marion (Ohio) | 740 | 43302 | Marion | US-OH | |
| Marion (Ohio) | 740 | 43306 | Marion | US-OH | |
| Marion (Ohio) | 740 | 43307 | Marion | US-OH | |
| Martins Ferry (Ohio) | 740 | 43935 | Belmont | US-OH | |
| Martinsburg (Ohio) | 740 | 43037 | Knox | US-OH | |
| Maynard (Ohio) | 740 | 43937 | Belmont | US-OH | |
| Mc Arthur (Ohio) | 740 | 45651 | Vinton | US-OH | |
| Mc Dermott (Ohio) | 740 | 45652 | Scioto | US-OH | |
| Mcconnelsville (Ohio) | 740 | 43756 | Morgan | US-OH | |
| Middleport (Ohio) | 740 | 45760 | Meigs | US-OH | |
| Milledgeville (Ohio) | 740 | 43142 | Fayette | US-OH | |
| Millersport (Ohio) | 740 | 43046 | Fairfield | US-OH | |
| Millfield (Ohio) | 740 | 45761 | Athens | US-OH | |
| Minford (Ohio) | 740 | 45653 | Scioto | US-OH | |
| Mingo Junction (Ohio) | 740 | 43938 | Jefferson | US-OH | |
| Morral (Ohio) | 740 | 43337 | Marion | US-OH | |
| Morristown (Ohio) | 740 | 43759 | Belmont | US-OH | |
| Mount Liberty (Ohio) | 740 | 43048 | Knox | US-OH | |
| Mount Perry (Ohio) | 740 | 43760 | Perry | US-OH | |
| Mount Pleasant (Ohio) | 740 | 43939 | Jefferson | US-OH | |
| Mount Sterling (Ohio) | 740 | 43143 | Madison | US-OH | |
| Mount Vernon (Ohio) | 740 | 43050 | Knox | US-OH | |
| Moxahala (Ohio) | 740 | 43761 | Perry | US-OH | |
| Murray City (Ohio) | 740 | 43144 | Hocking | US-OH | |
| Nashport (Ohio) | 740 | 43830 | Muskingum | US-OH | |
| Neffs (Ohio) | 740 | 43940 | Belmont | US-OH | |
| Nelsonville (Ohio) | 740 | 45764 | Athens | US-OH | |
| Nevada (Ohio) | 740 | 44849 | Wyandot | US-OH | |
| New Athens (Ohio) | 740 | 43981 | Harrison | US-OH | |
| New Bloomington (Ohio) | 740 | 43341 | Marion | US-OH | |
| New Concord (Ohio) | 740 | 43762 | Muskingum | US-OH | |
| New Holland (Ohio) | 740 | 43145 | Pickaway | US-OH | |
| New Lexington (Ohio) | 740 | 43764 | Perry | US-OH | |
| New Marshfield (Ohio) | 740 | 45766 | Athens | US-OH | |
| New Matamoras (Ohio) | 740 | 45767 | Washington | US-OH | |
| New Plymouth (Ohio) | 740 | 45654 | Vinton | US-OH | |
| New Rumley (Ohio) | 740 | 43984 | Harrison | US-OH | |
| New Straitsville (Ohio) | 740 | 43766 | Perry | US-OH | |
| Newark (Ohio) | 740 | 43055 | Licking | US-OH | |
| Newark (Ohio) | 740 | 43058 | Licking | US-OH | |
| Newark (Ohio) | 740 | 43093 | Licking | US-OH | |
| Newcomerstown (Ohio) | 740 | 43832 | Tuscarawas | US-OH | |
| Newport (Ohio) | 740 | 45768 | Washington | US-OH | |
| Norwich (Ohio) | 740 | 43767 | Muskingum | US-OH | |
| Oak Hill (Ohio) | 740 | 45656 | Jackson | US-OH | |
| Old Washington (Ohio) | 740 | 43768 | Guernsey | US-OH | |
| Otway (Ohio) | 740 | 45657 | Scioto | US-OH | |
| Pataskala (Ohio) | 740 | 43062 | Licking | US-OH | |
| Patriot (Ohio) | 740 | 45658 | Gallia | US-OH | |
| Pedro (Ohio) | 740 | 45659 | Lawrence | US-OH | |
| Philo (Ohio) | 740 | 43771 | Muskingum | US-OH | |
| Piedmont (Ohio) | 740 | 43983 | Belmont | US-OH | |
| Piketon (Ohio) | 740 | 45661 | Pike | US-OH | |
| Piney Fork (Ohio) | 740 | 43941 | Jefferson | US-OH | |
| Plainfield (Ohio) | 740 | 43836 | Coshocton | US-OH | |
| Pleasant City (Ohio) | 740 | 43772 | Guernsey | US-OH | |
| Pleasantville (Ohio) | 740 | 43148 | Fairfield | US-OH | |
| Pomeroy (Ohio) | 740 | 45769 | Meigs | US-OH | |
| Port Washington (Ohio) | 740 | 43837 | Tuscarawas | US-OH | |
| Portland (Ohio) | 740 | 45770 | Meigs | US-OH | |
| Portsmouth (Ohio) | 740 | 45662 | Scioto | US-OH | |
| Powell (Ohio) | 740 | 43065 | Delaware | US-OH | |
| Powhatan Point (Ohio) | 740 | 43942 | Belmont | US-OH | |
| Proctorville (Ohio) | 740 | 45669 | Lawrence | US-OH | |
| Prospect (Ohio) | 740 | 43342 | Marion | US-OH | |
| Quaker City (Ohio) | 740 | 43773 | Guernsey | US-OH | |
| Racine (Ohio) | 740 | 45771 | Meigs | US-OH | |
| Ray (Ohio) | 740 | 45672 | Jackson | US-OH | |
| Rayland (Ohio) | 740 | 43943 | Jefferson | US-OH | |
| Reedsville (Ohio) | 740 | 45772 | Meigs | US-OH | |
| Reno (Ohio) | 740 | 45773 | Washington | US-OH | |
| Richmond (Ohio) | 740 | 43944 | Jefferson | US-OH | |
| Richmond Dale (Ohio) | 740 | 45673 | Ross | US-OH | |
| Rio Grande (Ohio) | 740 | 45674 | Gallia | US-OH | |
| Rock Camp (Ohio) | 740 | 45675 | Lawrence | US-OH | |
| Rockbridge (Ohio) | 740 | 43149 | Hocking | US-OH | |
| Roseville (Ohio) | 740 | 43777 | Muskingum | US-OH | |
| Rushville (Ohio) | 740 | 43150 | Fairfield | US-OH | |
| Rutland (Ohio) | 740 | 45775 | Meigs | US-OH | |
| Saint Clairsville (Ohio) | 740 | 43950 | Belmont | US-OH | |
| Saint Louisville (Ohio) | 740 | 43071 | Licking | US-OH | |
| Salesville (Ohio) | 740 | 43778 | Guernsey | US-OH | |
| Sarahsville (Ohio) | 740 | 43779 | Noble | US-OH | |
| Sardis (Ohio) | 740 | 43946 | Monroe | US-OH | |
| Scio (Ohio) | 740 | 43988 | Harrison | US-OH | |
| Scioto Furnace (Ohio) | 740 | 45677 | Scioto | US-OH | |
| Scottown (Ohio) | 740 | 45678 | Lawrence | US-OH | |
| Sedalia (Ohio) | 740 | 43151 | Madison | US-OH | |
| Senecaville (Ohio) | 740 | 43780 | Guernsey | US-OH | |
| Shade (Ohio) | 740 | 45776 | Meigs | US-OH | |
| Shadyside (Ohio) | 740 | 43947 | Belmont | US-OH | |
| Sharpsburg (Ohio) | 740 | 45777 | Athens | US-OH | |
| Shawnee (Ohio) | 740 | 43782 | Perry | US-OH | |
| Smithfield (Ohio) | 740 | 43948 | Jefferson | US-OH | |
| Somerset (Ohio) | 740 | 43783 | Perry | US-OH | |
| South Bloomingville (Ohio) | 740 | 43152 | Hocking | US-OH | |
| South Point (Ohio) | 740 | 45680 | Lawrence | US-OH | |
| South Salem (Ohio) | 740 | 45681 | Ross | US-OH | |
| South Webster (Ohio) | 740 | 45682 | Scioto | US-OH | |
| Stafford (Ohio) | 740 | 43786 | Monroe | US-OH | |
| Steubenville (Ohio) | 740 | 43952 | Jefferson | US-OH | |
| Steubenville (Ohio) | 740 | 43953 | Jefferson | US-OH | |
| Stewart (Ohio) | 740 | 45778 | Athens | US-OH | |
| Stillwater (Ohio) | 740 | 44679 | Harrison | US-OH | |
| Stockdale (Ohio) | 740 | 45683 | Pike | US-OH | |
| Stockport (Ohio) | 740 | 43787 | Morgan | US-OH | |
| Stoutsville (Ohio) | 740 | 43154 | Fairfield | US-OH | |
| Stratton (Ohio) | 740 | 43961 | Jefferson | US-OH | |
| Sugar Grove (Ohio) | 740 | 43155 | Fairfield | US-OH | |
| Summerfield (Ohio) | 740 | 43788 | Noble | US-OH | |
| Summit Station (Ohio) | 740 | 43073 | Licking | US-OH | |
| Sunbury (Ohio) | 740 | 43074 | Delaware | US-OH | |
| Sycamore Valley (Ohio) | 740 | 43789 | Monroe | US-OH | |
| Syracuse (Ohio) | 740 | 45779 | Meigs | US-OH | |
| Tarlton (Ohio) | 740 | 43156 | Pickaway | US-OH | |
| The Plains (Ohio) | 740 | 45780 | Athens | US-OH | |
| Thornville (Ohio) | 740 | 43076 | Perry | US-OH | |
| Thurman (Ohio) | 740 | 45685 | Gallia | US-OH | |
| Thurston (Ohio) | 740 | 43157 | Fairfield | US-OH | |
| Tiltonsville (Ohio) | 740 | 43963 | Jefferson | US-OH | |
| Tippecanoe (Ohio) | 740 | 44699 | Harrison | US-OH | |
| Toronto (Ohio) | 740 | 43964 | Jefferson | US-OH | |
| Trimble (Ohio) | 740 | 45782 | Athens | US-OH | |
| Trinway (Ohio) | 740 | 43842 | Muskingum | US-OH | |
| Tuppers Plains (Ohio) | 740 | 45783 | Meigs | US-OH | |
| Tuscarawas (Ohio) | 740 | 44682 | Tuscarawas | US-OH | |
| Uhrichsville (Ohio) | 740 | 44683 | Tuscarawas | US-OH | |
| Union Furnace (Ohio) | 740 | 43158 | Hocking | US-OH | |
| Utica (Ohio) | 740 | 43080 | Licking | US-OH | |
| Vincent (Ohio) | 740 | 45784 | Washington | US-OH | |
| Vinton (Ohio) | 740 | 45686 | Gallia | US-OH | |
| Wakefield (Ohio) | 740 | 45687 | Pike | US-OH | |
| Waldo (Ohio) | 740 | 43356 | Marion | US-OH | |
| Walhonding (Ohio) | 740 | 43843 | Coshocton | US-OH | |
| Warnock (Ohio) | 740 | 43967 | Belmont | US-OH | |
| Warsaw (Ohio) | 740 | 43844 | Coshocton | US-OH | |
| Washington Court House (Ohio) | 740 | 43160 | Fayette | US-OH | |
| Waterford (Ohio) | 740 | 45786 | Washington | US-OH | |
| Waterloo (Ohio) | 740 | 45688 | Lawrence | US-OH | |
| Watertown (Ohio) | 740 | 45787 | Washington | US-OH | |
| Waverly (Ohio) | 740 | 45690 | Pike | US-OH | |
| Wellston (Ohio) | 740 | 45692 | Jackson | US-OH | |
| West Jefferson (Ohio) | 740 | 43162 | Madison | US-OH | |
| West Lafayette (Ohio) | 740 | 43845 | Coshocton | US-OH | |
| West Portsmouth (Ohio) | 740 | 45663 | Scioto | US-OH | |
| West Rushville (Ohio) | 740 | 43163 | Fairfield | US-OH | |
| Westerville (Ohio) | 740 | 43082 | Delaware | US-OH | |
| Wheelersburg (Ohio) | 740 | 45694 | Scioto | US-OH | |
| Whipple (Ohio) | 740 | 45788 | Washington | US-OH | |
| White Cottage (Ohio) | 740 | 43791 | Muskingum | US-OH | |
| Wilkesville (Ohio) | 740 | 45695 | Vinton | US-OH | |
| Williamsport (Ohio) | 740 | 43164 | Pickaway | US-OH | |
| Willow Wood (Ohio) | 740 | 45696 | Lawrence | US-OH | |
| Wingett Run (Ohio) | 740 | 45789 | Washington | US-OH | |
| Wolf Run (Ohio) | 740 | 43970 | Jefferson | US-OH | |
| Woodsfield (Ohio) | 740 | 43793 | Monroe | US-OH | |
| Yorkville (Ohio) | 740 | 43971 | Jefferson | US-OH | |
| Zaleski (Ohio) | 740 | 45698 | Vinton | US-OH | |
| Zanesville (Ohio) | 740 | 43701 | Muskingum | US-OH | |
| Zanesville (Ohio) | 740 | 43702 | Muskingum | US-OH |