Lancaster County District Codes, Municipalities, and School Districts
| Code | Municipality | School District |
|---|---|---|
| 010 | Adamstown Borough | Cocalico |
| 020 | Akron Borough | Ephrata |
| 030 | Bart Township | Solanco |
| 040 | Brecknock Township | Eastern Lanc. Co. |
| 050 | Caenarvon Township | Eastern Lanc. Co. |
| 060 | Christiana Borough | Octorara |
| 070 | Clay Township | Ephrata |
| 080 | East Cocalico Township | Cocalico |
| 090 | West Cocalico Township | Cocalico |
| 091 | West Cocalico Township | Conrad Weiser |
| 100 | Colerain Township | Solanco |
| 110 | Columbia Borough | Columbia Borough |
| 120 | Conestoga Township | Penn Manor |
| 130 | Conoy Township | Elizabethtown Area |
| 140 | Denver Borough | Cocalico |
| 150 | East Donegal Township | Donegal |
| 160 | West Donegal Township | Elizabethtown Area |
| 170 | Drumore Township | Solanco |
| 180 | East Drumore Township | Solanco |
| 190 | Earl Township | Eastern Lanc. Co. |
| 200 | East Earl Township | Eastern Lanc. Co. |
| 210 | West Earl Township | Conestoga Valley |
| 220 | East Petersburg Borough | Hempfield |
| 230 | Eden Township | Solanco |
| 240 | Elizabeth Township | Warwick |
| 250 | Elizabethtown Borough | Elizabethtown Area |
| 260 | Ephrata Borough | Ephrata |
| 270 | Ephrata Township | Ephrata |
| 280 | Fulton Township | Solanco |
| 290 | East Hempfield Township | Hempfield |
| 300 | West Hempfield Township | Hempfield |
| 310 | East Lampeter Township | Conestoga Valley |
| 320 | West Lampeter Township | Lampeter-Strasburg |
| 33- | Lancaster City* | Lancaster |
| 340 | Lancaster Township | Lancaster |
| 350 | Leacock Township | Pequea Valley |
| 360 | Upper Leacock Township | Conestoga Valley |
| 370 | Lititz Borough | Warwick |
| 380 | Little Britain Township | Solanco |
| 390 | Manheim Township | Manheim Township |
| 400 | Manheim Borough | Manheim Central |
| 410 | Manor Township | Penn Manor |
| 420 | Marietta Borough | Donegal |
| 430 | Martic Township | Penn Manor |
| 440 | Millersville Borough | Penn Manor |
| 450 | Mount Joy Borough | Donegal |
| 460 | Upper Mount Joy Township | Elizabethtown Area |
| 461 | Lower Mount Joy Township | Donegal |
| 470 | Mountville Borough | Hempfield |
| 480 | New Holland Borough | Eastern Lanc. Co. |
| 490 | Paradise Township | Pequea Valley |
| 500 | Penn Township | Manheim Central |
| 510 | Pequea Township | Penn Manor |
| 520 | Providence Township | Solanco |
| 530 | Quarryville Borough | Solanco |
| 540 | Rapho Township | Manheim Central |
| 550 | Sadsbury Township | Octorara |
| 560 | Salisbury Township | Pequea Valley |
| 570 | Strasburg Borough | Lampeter-Strasburg |
| 580 | Strasburg Township | Lampeter-Strasburg |
| 590 | Terre Hill Borough | Eastern Lanc. Co. |
| 600 | Warwick Township | Warwick |
| 780 | Lancaster City (Annexation) | Conestoga Valley |
| 790 | Lancaster City (Annexation) | Lampeter-Strasburg |
| 810 | Lancaster City (Annexation) | Conestoga Valley |
| 820 | Lancaster City (Annexation) | Manheim Township |
| 830 | Lancaster City (Annexation) | Manheim Township |