Verify addresses in ZIP code 18109. Check deliverability for Allentown, Pennsylvania addresses.
ZIP code 18109 covers 8.2 square miles in Pennsylvania with a population of 18,117. The median household income is $55,437 and median rent is $1,239/month. The area sees average highs of 63°F and lows of 43°F, with 33.1" of annual snowfall. Retail leads the business landscape, accounting for 96 of the area's establishments.
Check if an address in ZIP code 18109 is valid and deliverable.
Verify 18109 AddressAverage monthly temperatures and precipitation for Allentown, PA.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg High | 38° | 42° | 51° | 63° | 74° | 82° | 86° | 84° | 77° | 66° | 54° | 43° |
| Avg Low | 22° | 23° | 30° | 40° | 51° | 60° | 65° | 63° | 55° | 44° | 34° | 27° |
| Precip | 3.3" | 2.8" | 3.6" | 3.7" | 3.6" | 4.4" | 5.3" | 4.6" | 4.8" | 4.1" | 3.2" | 3.9" |
| Snow | 9.8" | 10.8" | 6.3" | 0.5" | - | - | - | - | - | 0.2" | 0.9" | 4.6" |
| Industry | Establishments |
|---|---|
| Retail trade | 96 |
| Other services (except public administration) | 82 |
| Accommodation and food services | 77 |
| Wholesale trade | 76 |
| Health care and social assistance | 61 |
| Manufacturing | 58 |
| Administrative and support and waste management and remediation services | 56 |
| Transportation and warehousing | 50 |
| Construction | 44 |
| Professional, scientific, and technical services | 36 |
ZIP code 18109 serves Allentown, Pennsylvania. MailColt can verify any address within this ZIP code for deliverability and accuracy.
Approximate location: 40.6355, -75.4419