Dewey Decimal Numbers: Maryland
General information about Maryland is found in 975.2. Knowing the Dewey Decimal number for a county or a series of counties within a state makes it easier for a researcher to browse the shelves. The following chart lists Maryland's counties in alphabetical order followed by their Dewey Decimal number.
| Allegany | 975.294 | Dorchester | 975.227 | Queen Anne's | 975.234 |
| Anne Arundel | 975.255 | Frederick | 975.287 | Saint Mary's | 975.241 |
| Baltimore | 975.271 | Garrett | 975.297 | Somerset | 975.223 |
| Calvert | 975.244 | Harford | 975.274 | Talbot | 975.232 |
| Caroline | 975.231 | Howard | 975.281 | Washington | 975.291 |
| Carroll | 975.277 | Kent | 975.236 | Wicomico | 975.225 |
| Cecil | 975.238 | Montgomery | 975.284 | Worcester | 975.221 |
| Charles | 975.247 | Prince George's | 975.251 |
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Modified: 31 Jul 2008