First three digits · Georgia
ZIP Codes Starting with
36 ZIP codes start with 307, sorted at the Chattanooga, TN (SCF 373) sectional center (USPS labeling list L005, effective October 1, 2026) in Georgia: 32 residential ZIP codes across 7 counties and 4 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 307 mean?
The first digit, 3, is one of ten national areas (Alabama, Florida, Georgia, Mississippi, Tennessee and Armed Forces Americas). The first three, 307, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 307 to the Chattanooga, TN (SCF 373) facility. The last two digits pick the delivery area. By residents, the largest town names among the 307 ZIP codes are Dalton, Calhoun, Ringgold, Chatsworth, Rossville and La Fayette.
The same facility sorts 3 prefixes, 143 ZIP codes in all: 307, 373, 374.
Where are the 307 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 307
| County | ||||||
|---|---|---|---|---|---|---|
| 30701 | Calhoun | Gordon County | 44,691 | 294 | $64k | $230k |
| 30703 | Calhoun | Gordon County | PO Box or unique | – | – | – |
| 30705 | Chatsworth | Murray County | 33,726 | 139 | $69k | $190k |
| 30707 | Chickamauga | Walker County | 16,686 | 138 | $74k | $236k |
| 30708 | Cisco | Murray County | 285 | 8 | $89k | – |
| 30710 | Cohutta | Whitfield County | 7,360 | 157 | $79k | $248k |
| 30711 | Crandall | Murray County | 3,235 | 66 | $71k | $130k |
| 30719 | Dalton | Whitfield County | PO Box or unique | – | – | – |
| 30720 | Dalton | Whitfield County | 27,249 | 560 | $69k | $250k |
| 30721 | Dalton | Whitfield County | 53,060 | 419 | $62k | $191k |
| 30722 | Dalton | Whitfield County | PO Box or unique | – | – | – |
| 30724 | Eton | Murray County | 18 | 286 | – | – |
| 30725 | Flintstone | Walker County | 5,304 | 322 | $50k | $218k |
| 30726 | Graysville | Catoosa County | no residents | 0 | – | – |
| 30728 | La Fayette | Walker County | 18,790 | 108 | $56k | $152k |
| 30730 | Lyerly | Chattooga County | 2,381 | 42 | $48k | $128k |
| 30731 | Menlo | Chattooga County | 2,479 | 30 | $52k | $149k |
| 30732 | Oakman | Gordon County | PO Box or unique | – | – | – |
| 30733 | Plainville | Gordon County | 2,509 | 161 | $58k | $169k |
| 30734 | Ranger | Gordon County | 2,803 | 37 | $67k | $272k |
| 30735 | Resaca | Gordon County | 6,175 | 112 | $64k | $183k |
| 30736 | Ringgold | Catoosa County | 44,499 | 357 | $84k | $264k |
| 30738 | Rising Fawn | Dade County | 3,424 | 39 | $66k | $285k |
| 30739 | Rock Spring | Walker County | 6,746 | 264 | $77k | $238k |
| 30740 | Rocky Face | Whitfield County | 8,556 | 171 | $80k | $243k |
| 30741 | Rossville | Walker County | 30,041 | 1,208 | $59k | $173k |
| 30742 | Fort Oglethorpe | Catoosa County | 7,745 | 1,068 | $49k | $194k |
| 30746 | Sugar Valley | Gordon County | 1,483 | 70 | $82k | $238k |
| 30747 | Summerville | Chattooga County | 14,435 | 75 | $51k | $124k |
| 30750 | Lookout Mountain | Walker County | 4,130 | 372 | $108k | $449k |
| 30751 | Tennga | Murray County | 335 | 590 | – | – |
| 30752 | Trenton | Dade County | 9,527 | 126 | $59k | $160k |
| 30753 | Trion | Chattooga County | 8,177 | 200 | $51k | $103k |
| 30755 | Tunnel Hill | Whitfield County | 9,813 | 266 | $74k | $195k |
| 30756 | Varnell | Whitfield County | no residents | 0 | – | – |
| 30757 | Wildwood | Dade County | 1,589 | 78 | $61k | $174k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.