Verify addresses in ZIP code 21781. Check deliverability for St. James, Maryland addresses.
ZIP code 21781 covers 0.2 square miles in Maryland with a population of 34. The area sees average highs of 64°F and lows of 44°F, with 0.0" of annual snowfall.
Check if an address in ZIP code 21781 is valid and deliverable.
Verify 21781 AddressAverage monthly temperatures and precipitation for St. James, MD.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg High | 40° | 44° | 53° | 65° | 74° | 83° | 86° | 85° | 78° | 66° | 54° | 44° |
| Avg Low | 22° | 25° | 32° | 41° | 53° | 62° | 66° | 65° | 56° | 45° | 34° | 27° |
| Precip | 3.2" | 2.7" | 3.9" | 3.9" | 4.3" | 3.4" | 3.7" | 3.7" | 4.8" | 3.4" | 2.9" | 3.7" |
| Snow | - | - | - | - | - | - | - | - | - | - | - | - |
ZIP code 21781 serves St. James, Maryland. MailColt can verify any address within this ZIP code for deliverability and accuracy.
Approximate location: 39.5713, -77.7598