Maryland ZIP Codes: Complete Guide
Are you looking for a specific ZIP code in Maryland? Understanding Maryland ZIP codes is essential, whether you're sending mail, researching real estate, or simply trying to find out which ZIP code a specific address falls under. This comprehensive guide provides everything you need to know about Maryland ZIP codes, including a detailed list, how to find a ZIP code, and frequently asked questions.
Understanding Maryland ZIP Codes
Maryland ZIP codes are numerical codes used by the U.S. Postal Service (USPS) to streamline mail delivery. Each ZIP code corresponds to a specific geographic area, such as a city, town, or even a section of a larger city. Knowing the correct ZIP code is crucial for ensuring that your mail reaches its destination promptly.
What is a ZIP Code?
A ZIP code (Zone Improvement Plan code) is a five-digit code that identifies a specific U.S. postal delivery area. It was introduced in 1963 to improve mail sorting efficiency. Later, in 1983, an additional four digits were added, creating the ZIP+4 code, to pinpoint even smaller geographic areas like a specific building or a group of apartments. However, the five-digit ZIP code is still the most commonly used.
Importance of Accurate ZIP Codes
Using the correct ZIP code is vital for several reasons:
- Efficient Mail Delivery: Accurate ZIP codes help the USPS sort and deliver mail quickly and efficiently. Mail with incorrect ZIP codes may be delayed or returned to the sender.
- Online Transactions: When shopping online, providing the correct ZIP code is necessary for calculating shipping costs and ensuring that your order is delivered to the correct address.
- Geographic Data: ZIP codes are used by various organizations and businesses for demographic analysis, marketing, and statistical purposes. Accurate ZIP code information can help provide insights.
Maryland ZIP Code List by County
Here's a list of Maryland ZIP codes, organized by county. Note that some ZIP codes may span multiple towns or areas within a county. — James Pointe Apartments: Your Murray, UT Guide
| County | ZIP Codes | Major Cities/Towns |
|---|---|---|
| Allegany | 21502, 21501, 21505, 21521, 21522, 21529, 21530, 21536, 21538, 21539, 21540, 21541, 21550, 21554, 21561, 21562, 21565 | Cumberland, Frostburg, Lavale |
| Anne Arundel | 21012, 21013, 21029, 21030, 21032, 21035, 21037, 21043, 21054, 21056, 21060, 21061, 21075, 21076, 21082, 21085, 21090, 21108, 21113, 21114, 21122, 21123, 21126, 21140, 21401, 21402, 21403, 21404, 21405, 21409, 21412 | Annapolis, Severna Park, Glen Burnie, Pasadena, Odenton |
| Baltimore City | 21201, 21202, 21203, 21205, 21206, 21209, 21210, 21211, 21212, 21213, 21214, 21215, 21216, 21217, 21218, 21222, 21223, 21224, 21225, 21226, 21227, 21228, 21229, 21230, 21231, 21233, 21234, 21236, 21237, 21239, 21251, 21252, 21263, 21264, 21270, 21273, 21275, 21278, 21279, 21280, 21281, 21287, 21290, 21297, 21298 | Baltimore |
| Baltimore County | 21030, 21031, 21034, 21040, 21042, 21044, 21045, 21057, 21082, 21087, 21093, 21094, 21117, 21131, 21133, 21136, 21139, 21152, 21157, 21204, 21207, 21208, 21209, 21210, 21211, 21212, 21213, 21214, 21215, 21217, 21220, 21221, 21222, 21224, 21225, 21226, 21227, 21228, 21229, 21230, 21231, 21234, 21235, 21236, 21237, 21244, 21250, 21252, 21264, 21284, 21286, 21288, 21298 | Towson, Dundalk, Catonsville, Essex, Owings Mills |
| Calvert | 20619, 20626, 20637, 20657, 20678 | Prince Frederick, Lusby, Dunkirk |
| Caroline | 21601, 21617, 21629, 21631, 21638, 21650, 21663, 21669 | Denton, Federalsburg, Greensboro |
| Carroll | 21036, 21038, 21048, 21052, 21057, 21061, 21074, 21102, 21104, 21106, 21107, 21115, 21133, 21136, 21137, 21157, 21158, 21159, 21160, 21162, 21757, 21784 | Westminster, Hampstead, Sykesville |
| Cecil | 21901, 21903, 21904, 21911, 21912, 21913, 21914, 21915, 21916, 21917, 21918, 21921, 21930, 21990 | Elkton, North East, Chesapeake City |
| Charles | 20601, 20602, 20603, 20604, 20617, 20618, 20620, 20621, 20622, 20623, 20624, 20627, 20630, 20632, 20634, 20636, 20639, 20640, 20645, 20646, 20648, 20649, 20650, 20653, 20659, 20661, 20670, 20674, 20684, 20688, 20692 | Waldorf, La Plata, Indian Head |
| Dorchester | 21613, 21625, 21636, 21637, 21649, 21654, 21655, 21663, 21673, 21674, 21675, 21677, 21679, 21684, 21685, 21686 | Cambridge, Hurlock, Vienna |
| Frederick | 21701, 21702, 21703, 21704, 21705, 21710, 21716, 21721, 21737, 21740, 21742, 21754, 21755, 21756, 21758, 21762, 21764, 21765, 21766, 21769, 21770, 21771, 21773, 21774, 21776, 21777, 21778, 21779, 21782, 21783, 21787, 21788, 21790, 21791 | Frederick, Thurmont, Emmitsburg |
| Garrett | 21520, 21528, 21532, 21535, 21537, 21542, 21543, 21544, 21550, 21557, 21558, 21560 | Oakland, Grantsville, Accident |
| Harford | 21001, 21009, 21013, 21014, 21015, 21017, 21018, 21028, 21040, 21042, 21050, 21078, 21084, 21085, 21092, 21093, 21098 | Bel Air, Aberdeen, Edgewood, Havre de Grace |
| Howard | 20723, 20759, 20762, 21029, 21030, 21042, 21043, 21044, 21045, 21046, 21053, 21061, 21074, 21075, 21076, 21077, 21079, 21102, 21104, 21163 | Columbia, Ellicott City, Laurel |
| Kent | 21611, 21619, 21620, 21626, 21638, 21640, 21644, 21645, 21651, 21656, 21658, 21666, 21667, 21671, 21679 | Chestertown, Rock Hall, Galena |
| Montgomery | 20810, 20811, 20812, 20813, 20814, 20815, 20816, 20817, 20818, 20819, 20824, 20825, 20830, 20832, 20833, 20837, 20838, 20839, 20847, 20850, 20851, 20852, 20853, 20854, 20855, 20857, 20858, 20860, 20861, 20862, 20866, 20868, 20869, 20871, 20872, 20874, 20876, 20877, 20878, 20879, 20880, 20882, 20883, 20884, 20885, 20886, 20894, 20901, 20902, 20903, 20904, 20905, 20906, 20907, 20908, 20910, 20911, 20912, 20913, 20914, 20915, 20916, 20918, 20922, 20923, 20924, 20926, 20927, 20993, 20997, 20999 | Rockville, Bethesda, Gaithersburg, Silver Spring |
| Prince George's | 20703, 20704, 20705, 20706, 20707, 20708, 20710, 20711, 20712, 20714, 20715, 20716, 20720, 20721, 20722, 20723, 20724, 20730, 20731, 20733, 20735, 20736, 20737, 20738, 20740, 20741, 20742, 20743, 20744, 20745, 20746, 20747, 20748, 20751, 20753, 20754, 20755, 20758, 20761, 20763, 20764, 20765, 20766, 20767, 20768, 20769, 20770, 20771, 20772, 20773, 20774, 20775, 20777, 20778, 20779, 20781, 20782, 20783, 20784, 20785, 20787, 20792, 20794, 20795, 20797, 20799, 20837, 20879 | Bowie, College Park, Upper Marlboro, Hyattsville |
| Queen Anne's | 21606, 21614, 21616, 21618, 21620, 21623, 21626, 21630, 21632, 21634, 21635, 21638, 21643, 21649, 21650, 21653, 21662, 21664, 21667, 21668, 21669, 21672, 21675 | Centreville, Grasonville, Stevensville |
| Somerset | 21811, 21817, 21820, 21821, 21824, 21826, 21835, 21841, 21842, 21849, 21851, 21853, 21863, 21865 | Crisfield, Princess Anne, Deal Island |
| St. Mary's | 20606, 20607, 20608, 20609, 20610, 20611, 20612, 20613, 20614, 20615, 20616, 20618, 20619, 20620, 20621, 20622, 20624, 20625, 20628, 20630, 20635, 20636, 20640, 20643, 20645, 20646, 20653, 20658, 20659, 20662, 20667, 20670, 20674, 20678, 20686, 20687, 20688, 20690, 20692 | Leonardtown, California, Lexington Park |
| Talbot | 21601, 21609, 21613, 21623, 21629, 21631, 21638, 21647, 21654, 21655, 21663, 21664, 21668, 21669, 21675, 21681 | Easton, St. Michaels, Oxford |
| Washington | 21701, 21710, 21711, 21712, 21713, 21714, 21716, 21719, 21722, 21727, 21733, 21739, 21740, 21741, 21742, 21750, 21752, 21759, 21760, 21761, 21765, 21766, 21770, 21772, 21775, 21777, 21780, 21782, 21783, 21784, 21793 | Hagerstown, Williamsport, Clear Spring |
| Wicomico | 21801, 21802, 21803, 21804, 21805, 21813, 21815, 21817, 21826, 21830, 21835, 21836, 21837, 21851, 21853, 21863, 21868 | Salisbury, Delmar, Pittsville |
| Worcester | 21811, 21813, 21819, 21820, 21821, 21826, 21835, 21842, 21851, 21853, 21863, 21864, 21866, 21871, 21874, 21875 | Ocean City, Berlin, Snow Hill |
Note: This table is for informational purposes. While every effort has been made to ensure accuracy, ZIP codes can change. Always verify the ZIP code with the USPS or a reliable online tool before sending mail or for official purposes. — Watch Verzuz Live: Stream Music Battles
How to Find a ZIP Code in Maryland
There are several ways to find a ZIP code for a specific address in Maryland:
USPS Website
The USPS website (https://tools.usps.com/go/) is the official and most reliable source for finding ZIP codes. You can use their "ZIP Code Lookup" tool by entering the street address, city, and state. The tool will provide the correct ZIP code and can even suggest a ZIP+4 code if available.
Online ZIP Code Directories
Various websites offer ZIP code directories. These directories usually allow you to search by address, city, or county. However, always double-check the information against the USPS website for accuracy.
Using a Phone Book or Directory
Local phone books often include ZIP code information, especially for businesses. Online directories may also include the ZIP code. — Animal Shelter Billings, MT: Find A Pet
FAQ: Maryland ZIP Codes
Here are some frequently asked questions about Maryland ZIP codes:
1. How many ZIP codes are there in Maryland?
Maryland has over 400 unique ZIP codes.
2. What is the ZIP code for Baltimore, Maryland?
The city of Baltimore has multiple ZIP codes. Some of the most common are 21201, 21202, and 21230. The specific ZIP code depends on the exact address.
3. How do I find the ZIP code for a specific address?
The easiest way is to use the USPS ZIP Code Lookup tool on their website, enter the address, city, and state.
4. What is a ZIP+4 code?
A ZIP+4 code is an expanded ZIP code that includes an additional four digits to pinpoint a more specific delivery area, such as a building or a group of apartments. It helps to further streamline mail delivery.
5. Why is it important to use the correct ZIP code?
Using the correct ZIP code ensures accurate and efficient mail delivery, which helps you avoid delays, and ensures that online orders are delivered to the correct location.
6. Do ZIP codes change?
Yes, ZIP codes can change due to population shifts, new construction, or changes in postal service delivery routes. The USPS updates ZIP codes periodically.
7. Where can I find a complete list of Maryland ZIP codes?
This article provides a comprehensive list of Maryland ZIP codes organized by county. You can also find this information on the USPS website.
Conclusion
Knowing Maryland ZIP codes is essential for various daily tasks, from sending mail to online shopping. This guide provides a comprehensive list, tools for finding ZIP codes, and answers to frequently asked questions. By utilizing the resources mentioned, you can ensure accurate mail delivery and navigate Maryland's postal system efficiently. Always refer to the USPS website for the most accurate and up-to-date information.
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