ZIP codes starting with 378
- ZIP codes
- 67
- States
- TN
- Largest city
- Morristown, TN
- Population
- 559,164
The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.
Every ZIP code in 378xx
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
37801 | Maryville , TN | Standard | 28,090 | $73,508 | $320,100 |
37802 | Maryville , TN | No street area | — | — | — |
37803 | Maryville , TN | Standard | 33,822 | $83,446 | $356,100 |
37804 | Maryville , TN | Standard | 27,382 | $79,025 | $272,500 |
37806 | Mascot , TN | Standard | 3,674 | $59,605 | $221,400 |
37807 | Maynardville , TN | Standard | 11,069 | $62,673 | $215,100 |
37809 | Midway , TN | Standard | 2,181 | $50,192 | $163,000 |
37810 | Mohawk , TN | Standard | 1,823 | $32,917 | $220,400 |
37811 | Mooresburg , TN | Standard | 3,931 | $52,047 | $163,100 |
37813 | Morristown , TN | Standard | 18,288 | $48,011 | $172,600 |
37814 | Morristown , TN | Standard | 35,239 | $55,650 | $220,500 |
37815 | Morristown , TN | No street area | — | — | — |
37816 | Morristown , TN | No street area | — | — | — |
37818 | Mosheim , TN | Standard | 5,774 | $49,618 | $168,500 |
37819 | Newcomb , TN | Standard | 475 | — | $72,700 |
37820 | New Market , TN | Standard | 8,327 | $66,616 | $204,600 |
37821 | Newport , TN | Standard | 22,909 | $44,161 | $141,900 |
37822 | Newport , TN | No street area | — | — | — |
37824 | New Tazewell , TN | No street area | — | — | — |
37825 | New Tazewell , TN | Standard | 8,409 | $49,625 | $165,400 |
37826 | Niota , TN | Standard | 3,449 | $63,431 | $213,900 |
37828 | Norris , TN | Standard | 1,371 | $78,750 | $315,200 |
37829 | Oakdale , TN | Standard | 1,977 | $90,691 | $157,300 |
37830 | Oak Ridge , TN | Standard | 33,038 | $72,269 | $270,900 |
37831 | Oak Ridge , TN | No street area | — | — | — |
37840 | Oliver Springs , TN | Standard | 10,004 | $75,881 | $203,600 |
37841 | Oneida , TN | Standard | 10,199 | $50,998 | $158,500 |
37843 | Parrottsville , TN | Standard | 4,426 | $58,021 | $180,400 |
37845 | Petros , TN | Standard | 171 | $15,486 | — |
37846 | Philadelphia , TN | Standard | 4,579 | $71,786 | $201,700 |
37847 | Pioneer , TN | Standard | 2,513 | $35,066 | $115,500 |
37848 | Powder Springs , TN | Standard | 145 | — | $167,900 |
37849 | Powell , TN | Standard | 29,375 | $84,275 | $290,900 |
37851 | Pruden , TN | Standard | 0 | — | — |
37852 | Robbins , TN | Standard | 2,733 | $36,639 | $118,200 |
37853 | Rockford , TN | Standard | 3,365 | $69,075 | $221,500 |
37854 | Rockwood , TN | Standard | 12,478 | $55,856 | $177,500 |
37857 | Rogersville , TN | Standard | 21,657 | $54,536 | $171,800 |
37860 | Russellville , TN | Standard | 3,700 | $73,875 | $202,200 |
37861 | Rutledge , TN | Standard | 8,608 | $52,265 | $213,600 |
37862 | Sevierville , TN | Standard | 21,767 | $59,792 | $321,700 |
37863 | Pigeon Forge , TN | Standard | 6,617 | $53,191 | $284,100 |
37864 | Sevierville , TN | No street area | — | — | — |
37865 | Seymour , TN | Standard | 25,074 | $88,231 | $312,600 |
37866 | Sharps Chapel , TN | Standard | 2,468 | $77,091 | $279,000 |
37867 | Shawanee , TN | No street area | — | — | — |
37868 | Pigeon Forge , TN | No street area | — | — | — |
37869 | Sneedville , TN | Standard | 5,271 | $39,331 | $160,100 |
37870 | Speedwell , TN | Standard | 4,385 | $55,516 | $126,400 |
37871 | Strawberry Plains , TN | Standard | 9,926 | $70,938 | $210,700 |
37872 | Sunbright , TN | Standard | 2,346 | $58,906 | $144,600 |
37873 | Surgoinsville , TN | Standard | 3,960 | $44,390 | $178,900 |
37874 | Sweetwater , TN | Standard | 16,567 | $53,605 | $191,300 |
37876 | Sevierville , TN | Standard | 33,561 | $58,277 | $302,900 |
37877 | Talbott , TN | Standard | 9,185 | $77,624 | $234,900 |
37878 | Tallassee , TN | Standard | 761 | $54,821 | $270,000 |
37879 | Tazewell , TN | Standard | 11,854 | $47,864 | $153,800 |
37880 | Ten Mile , TN | Standard | 3,599 | $65,208 | $215,900 |
37881 | Thorn Hill , TN | Standard | 1,677 | $37,443 | $111,900 |
37882 | Townsend , TN | Standard | 2,914 | $69,012 | $344,500 |
37885 | Vonore , TN | Standard | 6,271 | $78,793 | $335,100 |
37886 | Walland , TN | Standard | 3,670 | $82,009 | $261,700 |
37887 | Wartburg , TN | Standard | 6,555 | $65,137 | $187,900 |
37888 | Washburn , TN | Standard | 3,432 | $45,669 | $137,400 |
37890 | White Pine , TN | Standard | 6,821 | $59,355 | $234,200 |
37891 | Whitesburg , TN | Standard | 3,671 | $47,288 | $174,900 |
37892 | Winfield , TN | Standard | 1,631 | $42,734 | $109,800 |
Cite this page
zipcodes.pro. “ZIP codes starting with 378.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/378
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