| LOCATION CODES - Southern Tier and surrounding area |
| STEUBEN | SCHUYLER | CHEMUNG | |
| Addison 5050 | Hornellsville 5066 | Burdett 4822 | Ashland 0750 |
| Almond 5035 | Howard 5067 | Catharine 4850 | Baldwin 0751 |
| Arkport 5031 | Jasper 5068 | Cayuta 4851 | Big Flats 0752 |
| Avoca 5051 | Lindley 5069 | Dix 4852 | Catlin 0753 |
| Bath 5052 | North Hornell 5034 | Hector 4853 | Chemung 0754 |
| Bradford 5053 | Painted Post 5026 | Montour 4854 | Elmira (city) 0701 |
| Cameron 5054 | Prattsburgh 5070 | Montour Falls 4823 | Elmira (town) 0755 |
| Campbell 5055 | Pulteney 5071 | Odessa 4820 | Elmira Heights 0721 |
| Canisteo 5056 | Rathbone 5072 | Orange 4855 | Erin 0756 |
| Caton 5057 | Riverside 5033 | Reading 4856 | Horseheads 0757 |
| Cohocton 5058 | Savona 5023 | Tyrone 4857 | Millport 0724 |
| Corning (city) 5001 | South Corning 5032 | Watkins Glen 4821 | Southport 0758 |
| Corning (town) 5050 | Thurston 5073 | Van Etten 0759 | |
| Dansville 5060 | Troupsburg 5074 | Wellsburg 0720 | |
| Erwin 5061 | Tuscarora 5075 | ||
| Fremont 5062 | Urbana 5076 | ||
| Greenwood 5063 | Wayland 5077 | ||
| Hammondsport 5028 | Wayne 5078 | ||
| Hartsville 5064 | West Union 5079 | ||
| Hornby 5065 | Wheeler 508 | ||
| Hornell 5002 | Woodhull 5081 | ||
| All Pennsylvania Calls: 8039 |
| ALLEGANY | LIVINGSTON | ONTARIO | |
| Alfred 0250 | Fillmore 0231 | Avon 2550 | Bloomfield 3430 |
| Allen 0251 | Friendship 0265 | Caledonia 2551 | Bristol 3450 |
| Alma 0252 | Genesee 0266 | Conesus 2552 | Canadice 3451 |
| Almond 0253 | Granger 0267 | Dansville 2527 | Canadaigua 3429 |
| Amity 0254 | Grove 0268 | Geneseo 2553 | Clifton Springs 3421 |
| Andover 0255 | Hume 0269 | Groveland 2554 | East Bloomfield 3453 |
| Angelica 0256 | Independence 0270 | Leicester 2555 | Farmington 3454 |
| Belfast 0257 | New Hudson 0271 | Lima 2556 | Geneva 3402 |
| Belmont 0221 | Richburg 0229 | Livonia 2557 | Gorham 3456 |
| Birdsall 0258 | Rushford 0272 | Mount Morris 2558 | Hopewell 3457 |
| Bolivar 0259 | Scio 0273 | North Dansville 2559 | Manchester 3458 |
| Burns 0260 | Ward 0274 | Nunda 2560 | Naples 3459 |
| Canaseraga 0255 | Wellsville 0275 | Ossian 2561 | Phelps 3460 |
| Caneadea 0261 | West Almont 0276 | Portage 2562 | Richmond 3461 |
| Centerville 0252 | Willing 0277 | Sparta 2563 | Rustville 3420 |
| Clarksville 0263 | Wirt 0278 | Springwater 2564 | Seneca 3462 |
| Cuba 0264 | West Sparta 2565 | Shortsville 3423 | |
| York 2566 | South Bristol 3463 | ||
| Victor 3465 | |||
| West Bloomfield 3465 | |||
| SENECA | TOMPKINS | YATES |
| Covert 4950 | Caroline 5450 | Barrington 6150 |
| Fayette 4951 | Cayuga Heights 5425 | Benton 6151 |
| Interlaken 4920 | Danby 5451 | Dresden 6123 |
| Junius 4952 | Dryden (village) 5420 | Dundee 6122 |
| Lodi (village) 4924 | Dryden 5452 | Italy 6152 |
| Lodi 4953 | Freeville 5421 | Jerusalem 6153 |
| Ovid (village) 4922 | Groton (village) 5422 | Middlesex 6154 |
| Ovid 4954 | Groton 5454 | Milo 6155 |
| Romulus 4955 | Herman 5493 | Penn Yan 6120 |
| Seneca Falls (village) 4923 | Ithaca (city) 5401 | Potter 6156 |
| Seneca Falls 4956 | Ithaca 5455 | Rushville 6121 |
| Tyre 4957 | Lansing (village) 5426 | Starkey 6157 |
| Varick 4958 | Lansing 5456 | Torrey 6158 |
| Waterloo (village) 4921 | Newfield 5457 | |
| Waterloo 4959 | Trumansburg 5424 | |
| Willard Psy Cntr 4994 | Ulysses 5458 |